From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. 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js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-ary.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-id.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-obj.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-id.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-prop-id.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-null.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-undefined.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-empty.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-get-value-err.js create mode 100644 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js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-skip-non-enumerable.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-val-obj.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-init-null.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-init-undefined.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-get-value-err.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-arrow.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-class.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-cover.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-fn.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-gen.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-skipped.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-throws.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-unresolvable.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-trailing-comma.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-list-err.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-init.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-trailing-comma.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-value-null.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-eval-err.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-get-value-err.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-skipped.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-throws.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-unresolvable.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-trailing-comma.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-init.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-null.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-undef.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-getter.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-skip-non-enumerable.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-val-obj.js create mode 100644 js/src/tests/test262/language/statements/function/dstr/shell.js (limited to 'js/src/tests/test262/language/statements/function/dstr') diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-close.js b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-close.js new file mode 100644 index 0000000000..16252b5168 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-close.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-close.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Iterator is closed when not exhausted by pattern evaluation (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + [...] + 4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator, + result). + [...] + +---*/ +var doneCallCount = 0; +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return { value: null, done: false }; + }, + return: function() { + doneCallCount += 1; + return {}; + } + }; +}; + +var callCount = 0; +function f([x]) { + assert.sameValue(doneCallCount, 1); + callCount = callCount + 1; +}; +f(iter); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err-array-prototype.js b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err-array-prototype.js new file mode 100644 index 0000000000..11e56935b8 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err-array-prototype.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-get-err-array-prototype.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Abrupt completion returned by GetIterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iteratorRecord be ? GetIterator(value). + + GetIterator ( obj [ , hint [ , method ] ] ) + + [...] + 4. Let iterator be ? Call(method, obj). + + Call ( F, V [ , argumentsList ] ) + + [...] + 2. If IsCallable(F) is false, throw a TypeError exception. + +---*/ +delete Array.prototype[Symbol.iterator]; + +function f([x, y, z]) {} + +assert.throws(TypeError, function() { + f([1, 2, 3]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err.js new file mode 100644 index 0000000000..2b854024f7 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-get-err.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-get-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Abrupt completion returned by GetIterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iterator be GetIterator(value). + 2. ReturnIfAbrupt(iterator). + +---*/ +var iter = {}; +iter[Symbol.iterator] = function() { + throw new Test262Error(); +}; + +function f([x]) {} + +assert.throws(Test262Error, function() { + f(iter); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-no-close.js b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-no-close.js new file mode 100644 index 0000000000..b747b8e2e2 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-init-iter-no-close.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-no-close.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Iterator is not closed when exhausted by pattern evaluation (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + [...] + 4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator, + result). + [...] + +---*/ +var doneCallCount = 0; +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return { value: null, done: true }; + }, + return: function() { + doneCallCount += 1; + return {}; + } + }; +}; + +var callCount = 0; +function f([x]) { + assert.sameValue(doneCallCount, 0); + callCount = callCount + 1; +}; +f(iter); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-name-iter-val.js b/js/src/tests/test262/language/statements/function/dstr/ary-name-iter-val.js new file mode 100644 index 0000000000..bc5c3ba848 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-name-iter-val.js @@ -0,0 +1,72 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-name-iter-val.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding with normal value iteration (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x, y, z]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 3); + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-init.js new file mode 100644 index 0000000000..ef33c24e34 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-init.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elem-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([[x, y, z] = [4, 5, 6]]) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-iter.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-iter.js new file mode 100644 index 0000000000..3b0405e941 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elem-iter.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elem-iter.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([[x, y, z] = [4, 5, 6]]) { + assert.sameValue(x, 7); + assert.sameValue(y, 8); + assert.sameValue(z, 9); + callCount = callCount + 1; +}; +f([[7, 8, 9]]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-init.js new file mode 100644 index 0000000000..18da2bd987 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-init.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elision-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([[,] = g()]) { + assert.sameValue(first, 1); + assert.sameValue(second, 0); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-iter.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-iter.js new file mode 100644 index 0000000000..0dfcd5333e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-elision-iter.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elision-iter.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var callCount = 0; +function* g() { + callCount += 1; +}; + +var callCount = 0; +function f([[,] = g()]) { + assert.sameValue(callCount, 0); + callCount = callCount + 1; +}; +f([[]]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-init.js new file mode 100644 index 0000000000..df20a2052e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-init.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-empty-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var initCount = 0; +var iterCount = 0; +var iter = function*() { iterCount += 1; }(); + +var callCount = 0; +function f([[] = function() { initCount += 1; return iter; }()]) { + assert.sameValue(initCount, 1); + assert.sameValue(iterCount, 0); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-iter.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-iter.js new file mode 100644 index 0000000000..9adfd86715 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-empty-iter.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-empty-iter.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var initCount = 0; + +var callCount = 0; +function f([[] = function() { initCount += 1; }()]) { + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f([[23]]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-init.js new file mode 100644 index 0000000000..bd28052df5 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-init.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-rest-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var values = [2, 1, 3]; + +var callCount = 0; +function f([[...x] = values]) { + assert(Array.isArray(x)); + assert.sameValue(x[0], 2); + assert.sameValue(x[1], 1); + assert.sameValue(x[2], 3); + assert.sameValue(x.length, 3); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-iter.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-iter.js new file mode 100644 index 0000000000..e04582bb72 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-rest-iter.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-rest-iter.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var values = [2, 1, 3]; +var initCount = 0; + +var callCount = 0; +function f([[...x] = function() { initCount += 1; }()]) { + assert(Array.isArray(x)); + assert.sameValue(x[0], 2); + assert.sameValue(x[1], 1); + assert.sameValue(x[2], 3); + assert.sameValue(x.length, 3); + assert.notSameValue(x, values); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f([values]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-val-null.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-val-null.js new file mode 100644 index 0000000000..d553ad96ac --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-ary-val-null.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-val-null.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Nested array destructuring with a null value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iterator be GetIterator(value). + 2. ReturnIfAbrupt(iterator). +---*/ + +function f([[x]]) {} + +assert.throws(TypeError, function() { + f([null]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-exhausted.js new file mode 100644 index 0000000000..008f37c4bf --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-exhausted.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-exhausted.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer with an exhausted iterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23]) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-arrow.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-arrow.js new file mode 100644 index 0000000000..67b63f246a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-arrow.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-arrow.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding does assign name to arrow functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([arrow = () => {}]) { + assert.sameValue(arrow.name, 'arrow'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-class.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-class.js new file mode 100644 index 0000000000..ddecbe6b96 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-class.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-class.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" classes (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([cls = class {}, xCls = class X {}, xCls2 = class { static name() {} }]) { + assert.sameValue(cls.name, 'cls'); + assert.notSameValue(xCls.name, 'xCls'); + assert.notSameValue(xCls2.name, 'xCls2'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-cover.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-cover.js new file mode 100644 index 0000000000..450bcdbc3f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-cover.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-cover.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding does assign name to "anonymous" functions "through" cover grammar (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([cover = (function () {}), xCover = (0, function() {})]) { + assert.sameValue(cover.name, 'cover'); + assert.notSameValue(xCover.name, 'xCover'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-fn.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-fn.js new file mode 100644 index 0000000000..ede01e6f42 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-fn.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-fn.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns name to "anonymous" functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([fn = function () {}, xFn = function x() {}]) { + assert.sameValue(fn.name, 'fn'); + assert.notSameValue(xFn.name, 'xFn'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js new file mode 100644 index 0000000000..07c213741a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-gen.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns name to "anonymous" generator functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). + +---*/ + +var callCount = 0; +function f([gen = function* () {}, xGen = function* x() {}]) { + assert.sameValue(gen.name, 'gen'); + assert.notSameValue(xGen.name, 'xGen'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-hole.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-hole.js new file mode 100644 index 0000000000..fdc6489113 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-hole.js @@ -0,0 +1,59 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-hole.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer with a "hole" (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + SingleNameBinding : BindingIdentifier Initializeropt + [...] 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23]) { + assert.sameValue(x, 23); + // another statement + callCount = callCount + 1; +}; +f([,]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-skipped.js new file mode 100644 index 0000000000..580f912c6a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-skipped.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-skipped.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f([w = counter(), x = counter(), y = counter(), z = counter()]) { + assert.sameValue(w, null); + assert.sameValue(x, 0); + assert.sameValue(y, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f([null, 0, false, '']); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-throws.js new file mode 100644 index 0000000000..5d1515520e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-throws.js @@ -0,0 +1,58 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-throws.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Destructuring initializer returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ + +function f([x = (function() { throw new Test262Error(); })()]) {} + +assert.throws(Test262Error, function() { + f([undefined]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-undef.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-undef.js new file mode 100644 index 0000000000..fad5ab108f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-undef.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-undef.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer with an undefined value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23]) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f([undefined]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-unresolvable.js new file mode 100644 index 0000000000..c545fd680d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f([ x = unresolvableReference ]) {} + +assert.throws(ReferenceError, function() { + f([]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-complete.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-complete.js new file mode 100644 index 0000000000..db500d9a23 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-complete.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-complete.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding when value iteration completes (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x]) { + assert.sameValue(x, undefined); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-done.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-done.js new file mode 100644 index 0000000000..80160c24bd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-done.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-done.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding when value iteration was completed previously (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([_, x]) { + assert.sameValue(x, undefined); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-step-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-step-err.js new file mode 100644 index 0000000000..a61a89af9c --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-step-err.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-step-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error forwarding when IteratorStep returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + +---*/ +var g = {}; +g[Symbol.iterator] = function() { + return { + next: function() { + throw new Test262Error(); + } + }; +}; + +function f([x]) {} + +assert.throws(Test262Error, function() { + f(g); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-array-prototype.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-array-prototype.js new file mode 100644 index 0000000000..ed9132b868 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-array-prototype.js @@ -0,0 +1,82 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val-array-prototype.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Array destructuring uses overriden Array.prototype[Symbol.iterator] (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializer_opt + + 1. Let bindingId be StringValue of BindingIdentifier. + 2. Let lhs be ? ResolveBinding(bindingId, environment). + 3. If iteratorRecord.[[Done]] is false, then + a. Let next be IteratorStep(iteratorRecord). + b. If next is an abrupt completion, set iteratorRecord.[[Done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[Done]] to true. + e. Else, + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set iteratorRecord.[[Done]] to true. + iii. ReturnIfAbrupt(v). + [...] + 7. Return InitializeReferencedBinding(lhs, v). + +---*/ +Array.prototype[Symbol.iterator] = function* () { + if (this.length > 0) { + yield this[0]; + } + if (this.length > 1) { + yield this[1]; + } + if (this.length > 2) { + yield 42; + } +}; + +var callCount = 0; +function f([x, y, z]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 42); + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-err.js new file mode 100644 index 0000000000..b226203dbd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val-err.js @@ -0,0 +1,78 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set iteratorRecord.[[done]] to + true. + iii. ReturnIfAbrupt(v). + +---*/ +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +var g = {}; +g[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + +function f([x]) {} + +assert.throws(Test262Error, function() { + f(g); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val.js new file mode 100644 index 0000000000..235d76f129 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-iter-val.js @@ -0,0 +1,72 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding when value iteration was completed previously (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x, y, z]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 3); + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id-init.js new file mode 100644 index 0000000000..ee6d5e6e9b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id-init.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-id-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with object binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ x, y, z } = { x: 44, y: 55, z: 66 }]) { + assert.sameValue(x, 44); + assert.sameValue(y, 55); + assert.sameValue(z, 66); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id.js new file mode 100644 index 0000000000..5b6b7c5d46 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-id.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with object binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ x, y, z } = { x: 44, y: 55, z: 66 }]) { + assert.sameValue(x, 11); + assert.sameValue(y, 22); + assert.sameValue(z, 33); + callCount = callCount + 1; +}; +f([{ x: 11, y: 22, z: 33 }]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id-init.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id-init.js new file mode 100644 index 0000000000..05b0b7b119 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id-init.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-prop-id-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with object binding pattern and initializer is used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ u: v, w: x, y: z } = { u: 444, w: 555, y: 666 }]) { + assert.sameValue(v, 444); + assert.sameValue(x, 555); + assert.sameValue(z, 666); + + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id.js new file mode 100644 index 0000000000..98bb7c4229 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-prop-id.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-prop-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: BindingElement with object binding pattern and initializer is not used (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ u: v, w: x, y: z } = { u: 444, w: 555, y: 666 }]) { + assert.sameValue(v, 777); + assert.sameValue(x, 888); + assert.sameValue(z, 999); + + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f([{ u: 777, w: 888, y: 999 }]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-null.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-null.js new file mode 100644 index 0000000000..78d41ccd06 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-null.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-val-null.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Nested object destructuring with a null value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ObjectBindingPattern + + 1. Let valid be RequireObjectCoercible(value). + 2. ReturnIfAbrupt(valid). +---*/ + +function f([{ x }]) {} + +assert.throws(TypeError, function() { + f([null]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-undef.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-undef.js new file mode 100644 index 0000000000..ebc74d9197 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-obj-val-undef.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-val-undef.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Nested object destructuring with a value of `undefined` (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ObjectBindingPattern + + 1. Let valid be RequireObjectCoercible(value). + 2. ReturnIfAbrupt(valid). +---*/ + +function f([{ x }]) {} + +assert.throws(TypeError, function() { + f([]); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-exhausted.js new file mode 100644 index 0000000000..70b014538d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-exhausted.js @@ -0,0 +1,69 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision-exhausted.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Elision accepts exhausted iterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + [...] + 2. Return NormalCompletion(empty). + +---*/ +var iter = function*() {}(); +iter.next(); + +var callCount = 0; +function f([,]) { + + callCount = callCount + 1; +}; +f(iter); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-step-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-step-err.js new file mode 100644 index 0000000000..8b3ce84951 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision-step-err.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision-step-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Elision advances iterator and forwards abrupt completions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + +---*/ +var following = 0; +var iter =function* () { + throw new Test262Error(); + following += 1; +}(); + +function f([,]) {} + +assert.throws(Test262Error, function() { + f(iter); +}); + +iter.next(); +assert.sameValue(following, 0, 'Iterator was properly closed.'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision.js new file mode 100644 index 0000000000..27466cd07e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elision.js @@ -0,0 +1,78 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Elision advances iterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + 2. Return NormalCompletion(empty). + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([,]) { + assert.sameValue(first, 1); + assert.sameValue(second, 0); + callCount = callCount + 1; +}; +f(g()); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-empty.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-empty.js new file mode 100644 index 0000000000..6bb86e3360 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-empty.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-empty.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: No iteration occurs for an "empty" array binding pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ ] + + 1. Return NormalCompletion(empty). + +---*/ +var iterations = 0; +var iter = function*() { + iterations += 1; +}(); + +var callCount = 0; +function f([]) { + assert.sameValue(iterations, 0); + callCount = callCount + 1; +}; +f(iter); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elem.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elem.js new file mode 100644 index 0000000000..7fc9c3df53 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elem.js @@ -0,0 +1,85 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-elem.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing an array BindingElementList pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([...[x, y, z]]) { + assert.sameValue(x, 3); + assert.sameValue(y, 4); + assert.sameValue(z, 5); + callCount = callCount + 1; +}; +f([3, 4, 5]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elision.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elision.js new file mode 100644 index 0000000000..06c692fa68 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-elision.js @@ -0,0 +1,91 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-elision.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing an elision (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + 2. Return NormalCompletion(empty). + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([...[,]]) { + assert.sameValue(first, 1); + assert.sameValue(second, 1); + callCount = callCount + 1; +}; +f(g()); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-empty.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-empty.js new file mode 100644 index 0000000000..6707ef04a5 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-empty.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-empty.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing an "empty" array pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ ] + + 1. Return NormalCompletion(empty). + +---*/ +var iterations = 0; +var iter = function*() { + iterations += 1; +}(); + +var callCount = 0; +function f([...[]]) { + assert.sameValue(iterations, 1); + callCount = callCount + 1; +}; +f(iter); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-rest.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-rest.js new file mode 100644 index 0000000000..206cdb6c90 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-ary-rest.js @@ -0,0 +1,70 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-rest.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing a rest element (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ +var values = [1, 2, 3]; + +var callCount = 0; +function f([...[...x]]) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 1); + assert.sameValue(x[1], 2); + assert.sameValue(x[2], 3); + assert.notSameValue(x, values); + + callCount = callCount + 1; +}; +f(values); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-direct.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-direct.js new file mode 100644 index 0000000000..3a207e8774 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-direct.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-direct.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Lone rest element (direct binding) (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +includes: [compareArray.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingIdentifier + + [...] + 2. Let A be ! ArrayCreate(0). + 3. Let n be 0. + 4. Repeat, + [...] + f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue). + g. Set n to n + 1. + +---*/ + +var callCount = 0; +function f([...x]) { + assert(Array.isArray(x)); + assert.compareArray(x, [1]); + callCount = callCount + 1; +}; +f([1]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision-next-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision-next-err.js new file mode 100644 index 0000000000..0f65e18e61 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision-next-err.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-elision-next-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Rest element following elision elements (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + ArrayBindingPattern : [ Elisionopt BindingRestElement ] + 1. If Elision is present, then + a. Let status be the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with + iteratorRecord as the argument. + b. ReturnIfAbrupt(status). + 2. Return the result of performing IteratorBindingInitialization for + BindingRestElement with iteratorRecord and environment as arguments. + +---*/ +var iter = (function*() { throw new Test262Error(); })(); + +function f([, ...x]) {} + +assert.throws(Test262Error, function() { + f(iter); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision.js new file mode 100644 index 0000000000..bc81108aae --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-elision.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-elision.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element following elision elements (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + ArrayBindingPattern : [ Elisionopt BindingRestElement ] + 1. If Elision is present, then + a. Let status be the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with + iteratorRecord as the argument. + b. ReturnIfAbrupt(status). + 2. Return the result of performing IteratorBindingInitialization for + BindingRestElement with iteratorRecord and environment as arguments. +---*/ +var values = [1, 2, 3, 4, 5]; + +var callCount = 0; +function f([ , , ...x]) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 3); + assert.sameValue(x[1], 4); + assert.sameValue(x[2], 5); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f(values); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-exhausted.js new file mode 100644 index 0000000000..021b307443 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-exhausted.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-exhausted.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: RestElement applied to an exhausted iterator (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + b. If iteratorRecord.[[done]] is true, then + i. If environment is undefined, return PutValue(lhs, A). + ii. Return InitializeReferencedBinding(lhs, A). + +---*/ + +var callCount = 0; +function f([, , ...x]) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 0); + callCount = callCount + 1; +}; +f([1, 2]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-step-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-step-err.js new file mode 100644 index 0000000000..930983759b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-step-err.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-step-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error forwarding when IteratorStep returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + a. If iteratorRecord.[[done]] is false, + i. Let next be IteratorStep(iteratorRecord.[[iterator]]). + ii. If next is an abrupt completion, set iteratorRecord.[[done]] to + true. + iii. ReturnIfAbrupt(next). + +---*/ +var first = 0; +var second = 0; +var iter = function*() { + first += 1; + throw new Test262Error(); + second += 1; +}(); + +function f([...x]) {} + +assert.throws(Test262Error, function() { + f(iter); +}); + +iter.next(); +assert.sameValue(first, 1); +assert.sameValue(second, 0, 'Iterator is closed following abrupt completion.'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-val-err.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-val-err.js new file mode 100644 index 0000000000..c8533c0a22 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id-iter-val-err.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-val-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + c. Let nextValue be IteratorValue(next). + d. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to + true. + e. ReturnIfAbrupt(nextValue). + +---*/ +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + +function f([...x]) {} + +assert.throws(Test262Error, function() { + f(iter); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id.js new file mode 100644 index 0000000000..915317ebc7 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-id.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Lone rest element (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + [...] 3. Let A be ArrayCreate(0). [...] 5. Repeat + [...] + f. Let status be CreateDataProperty(A, ToString (n), nextValue). + [...] +---*/ +var values = [1, 2, 3]; + +var callCount = 0; +function f([...x]) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 1); + assert.sameValue(x[1], 2); + assert.sameValue(x[2], 3); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f(values); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-ary.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-ary.js new file mode 100644 index 0000000000..6769219b28 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-ary.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-ary.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (nested array pattern) does not support initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...[ x ] = []]) { + + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-id.js new file mode 100644 index 0000000000..57a4cae64b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-id.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (identifier) does not support initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...x = []]) { + + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js new file mode 100644 index 0000000000..fc213f29da --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-obj.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (nested object pattern) does not support initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...{ x } = []]) { + + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-ary.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-ary.js new file mode 100644 index 0000000000..82809bed78 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-ary.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-ary.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (array binding pattern) may not be followed by any element (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...[x], y]) { + + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-id.js new file mode 100644 index 0000000000..299ccae4c8 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-id.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (identifier) may not be followed by any element (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...x, y]) { + + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-obj.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-obj.js new file mode 100644 index 0000000000..4f27fa7019 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-not-final-obj.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-obj.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (object binding pattern) may not be followed by any element (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...{ x }, y]) { + + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-id.js new file mode 100644 index 0000000000..e5d140ebb7 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-id.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-obj-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing an object binding pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ + +var callCount = 0; +function f([...{ length }]) { + assert.sameValue(length, 3); + callCount = callCount + 1; +}; +f([1, 2, 3]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-prop-id.js new file mode 100644 index 0000000000..dea5b3d8d8 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-obj-prop-id.js @@ -0,0 +1,70 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-obj-prop-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element containing an object binding pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ +let length = "outer"; + +var callCount = 0; +function f([...{ 0: v, 1: w, 2: x, 3: y, length: z }]) { + assert.sameValue(v, 7); + assert.sameValue(w, 8); + assert.sameValue(x, 9); + assert.sameValue(y, undefined); + assert.sameValue(z, 3); + + assert.sameValue(length, "outer", "the length prop is not set as a binding name"); + callCount = callCount + 1; +}; +f([7, 8, 9]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/browser.js b/js/src/tests/test262/language/statements/function/dstr/browser.js new file mode 100644 index 0000000000..e69de29bb2 diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-close.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-close.js new file mode 100644 index 0000000000..039b9798ba --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-close.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-close.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Iterator is closed when not exhausted by pattern evaluation (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + [...] + 4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator, + result). + [...] + +---*/ +var doneCallCount = 0; +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return { value: null, done: false }; + }, + return: function() { + doneCallCount += 1; + return {}; + } + }; +}; + +var callCount = 0; +function f([x] = iter) { + assert.sameValue(doneCallCount, 1); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err-array-prototype.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err-array-prototype.js new file mode 100644 index 0000000000..1e0021e44c --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err-array-prototype.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-get-err-array-prototype.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Abrupt completion returned by GetIterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iteratorRecord be ? GetIterator(value). + + GetIterator ( obj [ , hint [ , method ] ] ) + + [...] + 4. Let iterator be ? Call(method, obj). + + Call ( F, V [ , argumentsList ] ) + + [...] + 2. If IsCallable(F) is false, throw a TypeError exception. + +---*/ +delete Array.prototype[Symbol.iterator]; + +function f([x, y, z] = [1, 2, 3]) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err.js new file mode 100644 index 0000000000..88ebad721d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-get-err.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-get-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Abrupt completion returned by GetIterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iterator be GetIterator(value). + 2. ReturnIfAbrupt(iterator). + +---*/ +var iter = {}; +iter[Symbol.iterator] = function() { + throw new Test262Error(); +}; + +function f([x] = iter) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-no-close.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-no-close.js new file mode 100644 index 0000000000..24526e9912 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-init-iter-no-close.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-init-iter-no-close.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Iterator is not closed when exhausted by pattern evaluation (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + [...] + 4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator, + result). + [...] + +---*/ +var doneCallCount = 0; +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return { value: null, done: true }; + }, + return: function() { + doneCallCount += 1; + return {}; + } + }; +}; + +var callCount = 0; +function f([x] = iter) { + assert.sameValue(doneCallCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-name-iter-val.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-name-iter-val.js new file mode 100644 index 0000000000..50fcc1e4be --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-name-iter-val.js @@ -0,0 +1,72 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-name-iter-val.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding with normal value iteration (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x, y, z] = [1, 2, 3]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 3); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-init.js new file mode 100644 index 0000000000..b182579632 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-init.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elem-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([[x, y, z] = [4, 5, 6]] = []) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-iter.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-iter.js new file mode 100644 index 0000000000..135ddd3924 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elem-iter.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elem-iter.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([[x, y, z] = [4, 5, 6]] = [[7, 8, 9]]) { + assert.sameValue(x, 7); + assert.sameValue(y, 8); + assert.sameValue(z, 9); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-init.js new file mode 100644 index 0000000000..1f6701b728 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-init.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elision-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([[,] = g()] = []) { + assert.sameValue(first, 1); + assert.sameValue(second, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-iter.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-iter.js new file mode 100644 index 0000000000..4d438b5513 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-elision-iter.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-elision-iter.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var callCount = 0; +function* g() { + callCount += 1; +}; + +var callCount = 0; +function f([[,] = g()] = [[]]) { + assert.sameValue(callCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-init.js new file mode 100644 index 0000000000..d77e901c6a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-init.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-empty-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + +---*/ +var initCount = 0; +var iterCount = 0; +var iter = function*() { iterCount += 1; }(); + +var callCount = 0; +function f([[] = function() { initCount += 1; return iter; }()] = []) { + assert.sameValue(initCount, 1); + assert.sameValue(iterCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-iter.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-iter.js new file mode 100644 index 0000000000..b2e73e1ea1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-empty-iter.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-empty-iter.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var initCount = 0; + +var callCount = 0; +function f([[] = function() { initCount += 1; }()] = [[23]]) { + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-init.js new file mode 100644 index 0000000000..be32264182 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-init.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-rest-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var values = [2, 1, 3]; + +var callCount = 0; +function f([[...x] = values] = []) { + assert(Array.isArray(x)); + assert.sameValue(x[0], 2); + assert.sameValue(x[1], 1); + assert.sameValue(x[2], 3); + assert.sameValue(x.length, 3); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-iter.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-iter.js new file mode 100644 index 0000000000..f050e0b167 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-rest-iter.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-rest-iter.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with array binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + [...] + e. Else, + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ +var values = [2, 1, 3]; +var initCount = 0; + +var callCount = 0; +function f([[...x] = function() { initCount += 1; }()] = [values]) { + assert(Array.isArray(x)); + assert.sameValue(x[0], 2); + assert.sameValue(x[1], 1); + assert.sameValue(x[2], 3); + assert.sameValue(x.length, 3); + assert.notSameValue(x, values); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-val-null.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-val-null.js new file mode 100644 index 0000000000..537a4ced79 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-ary-val-null.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-ary-val-null.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Nested array destructuring with a null value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ArrayBindingPattern + + 1. Let iterator be GetIterator(value). + 2. ReturnIfAbrupt(iterator). +---*/ + +function f([[x]] = [null]) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-exhausted.js new file mode 100644 index 0000000000..a18c222d95 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-exhausted.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-exhausted.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer with an exhausted iterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23] = []) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-arrow.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-arrow.js new file mode 100644 index 0000000000..fb7560ea7e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-arrow.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-arrow.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding does assign name to arrow functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([arrow = () => {}] = []) { + assert.sameValue(arrow.name, 'arrow'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-class.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-class.js new file mode 100644 index 0000000000..35208ee9e1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-class.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-class.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" classes (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([cls = class {}, xCls = class X {}, xCls2 = class { static name() {} }] = []) { + assert.sameValue(cls.name, 'cls'); + assert.notSameValue(xCls.name, 'xCls'); + assert.notSameValue(xCls2.name, 'xCls2'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-cover.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-cover.js new file mode 100644 index 0000000000..3e02e20c1c --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-cover.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-cover.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding does assign name to "anonymous" functions "through" cover grammar (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([cover = (function () {}), xCover = (0, function() {})] = []) { + assert.sameValue(cover.name, 'cover'); + assert.notSameValue(xCover.name, 'xCover'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-fn.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-fn.js new file mode 100644 index 0000000000..457a5316b0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-fn.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-fn.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns name to "anonymous" functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([fn = function () {}, xFn = function x() {}] = []) { + assert.sameValue(fn.name, 'fn'); + assert.notSameValue(xFn.name, 'xFn'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-gen.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-gen.js new file mode 100644 index 0000000000..d11c7f8166 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-fn-name-gen.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-gen.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns name to "anonymous" generator functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). + +---*/ + +var callCount = 0; +function f([gen = function* () {}, xGen = function* x() {}] = []) { + assert.sameValue(gen.name, 'gen'); + assert.notSameValue(xGen.name, 'xGen'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-hole.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-hole.js new file mode 100644 index 0000000000..721ae98e27 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-hole.js @@ -0,0 +1,59 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-hole.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer with a "hole" (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + SingleNameBinding : BindingIdentifier Initializeropt + [...] 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23] = [,]) { + assert.sameValue(x, 23); + // another statement + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-skipped.js new file mode 100644 index 0000000000..e2295a9544 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-skipped.js @@ -0,0 +1,68 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-skipped.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f([w = counter(), x = counter(), y = counter(), z = counter()] = [null, 0, false, '']) { + assert.sameValue(w, null); + assert.sameValue(x, 0); + assert.sameValue(y, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-throws.js new file mode 100644 index 0000000000..9991a0a209 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-throws.js @@ -0,0 +1,58 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-throws.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Destructuring initializer returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ + +function f([x = (function() { throw new Test262Error(); })()] = [undefined]) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-undef.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-undef.js new file mode 100644 index 0000000000..be4ea2e15e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-undef.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-undef.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer with an undefined value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x = 23] = [undefined]) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-unresolvable.js new file mode 100644 index 0000000000..36e4bd7351 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f([ x = unresolvableReference ] = []) {} + +assert.throws(ReferenceError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-complete.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-complete.js new file mode 100644 index 0000000000..0caf1bd485 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-complete.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-complete.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding when value iteration completes (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x] = []) { + assert.sameValue(x, undefined); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-done.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-done.js new file mode 100644 index 0000000000..398c727a6b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-done.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-done.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding when value iteration was completed previously (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + [...] + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([_, x] = []) { + assert.sameValue(x, undefined); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-step-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-step-err.js new file mode 100644 index 0000000000..33ad782552 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-step-err.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-step-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error forwarding when IteratorStep returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + +---*/ +var g = {}; +g[Symbol.iterator] = function() { + return { + next: function() { + throw new Test262Error(); + } + }; +}; + +function f([x] = g) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-array-prototype.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-array-prototype.js new file mode 100644 index 0000000000..9478c13693 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-array-prototype.js @@ -0,0 +1,82 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val-array-prototype.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Array destructuring uses overriden Array.prototype[Symbol.iterator] (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializer_opt + + 1. Let bindingId be StringValue of BindingIdentifier. + 2. Let lhs be ? ResolveBinding(bindingId, environment). + 3. If iteratorRecord.[[Done]] is false, then + a. Let next be IteratorStep(iteratorRecord). + b. If next is an abrupt completion, set iteratorRecord.[[Done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[Done]] to true. + e. Else, + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set iteratorRecord.[[Done]] to true. + iii. ReturnIfAbrupt(v). + [...] + 7. Return InitializeReferencedBinding(lhs, v). + +---*/ +Array.prototype[Symbol.iterator] = function* () { + if (this.length > 0) { + yield this[0]; + } + if (this.length > 1) { + yield this[1]; + } + if (this.length > 2) { + yield 42; + } +}; + +var callCount = 0; +function f([x, y, z] = [1, 2, 3]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 42); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-err.js new file mode 100644 index 0000000000..febb36ce8e --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val-err.js @@ -0,0 +1,78 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set iteratorRecord.[[done]] to + true. + iii. ReturnIfAbrupt(v). + +---*/ +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +var g = {}; +g[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + +function f([x] = g) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val.js new file mode 100644 index 0000000000..dda695d302 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-id-iter-val.js @@ -0,0 +1,72 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-iter-val.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding when value iteration was completed previously (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([x, y, z] = [1, 2, 3]) { + assert.sameValue(x, 1); + assert.sameValue(y, 2); + assert.sameValue(z, 3); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id-init.js new file mode 100644 index 0000000000..d617e8d319 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id-init.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-id-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with object binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ x, y, z } = { x: 44, y: 55, z: 66 }] = []) { + assert.sameValue(x, 44); + assert.sameValue(y, 55); + assert.sameValue(z, 66); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id.js new file mode 100644 index 0000000000..10e3ed6ce0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with object binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ x, y, z } = { x: 44, y: 55, z: 66 }] = [{ x: 11, y: 22, z: 33 }]) { + assert.sameValue(x, 11); + assert.sameValue(y, 22); + assert.sameValue(z, 33); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id-init.js new file mode 100644 index 0000000000..f26d8a00cd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id-init.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-prop-id-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with object binding pattern and initializer is used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ u: v, w: x, y: z } = { u: 444, w: 555, y: 666 }] = []) { + assert.sameValue(v, 444); + assert.sameValue(x, 555); + assert.sameValue(z, 666); + + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id.js new file mode 100644 index 0000000000..84566fd64f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-prop-id.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-prop-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: BindingElement with object binding pattern and initializer is not used (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPatternInitializer opt + + [...] + 2. If iteratorRecord.[[done]] is true, let v be undefined. + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be ? GetValue(defaultValue). + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. +---*/ + +var callCount = 0; +function f([{ u: v, w: x, y: z } = { u: 444, w: 555, y: 666 }] = [{ u: 777, w: 888, y: 999 }]) { + assert.sameValue(v, 777); + assert.sameValue(x, 888); + assert.sameValue(z, 999); + + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-null.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-null.js new file mode 100644 index 0000000000..90606b282d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-null.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-val-null.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Nested object destructuring with a null value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ObjectBindingPattern + + 1. Let valid be RequireObjectCoercible(value). + 2. ReturnIfAbrupt(valid). +---*/ + +function f([{ x }] = [null]) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-undef.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-undef.js new file mode 100644 index 0000000000..e3e5a528ad --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-val-undef.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-obj-val-undef.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Nested object destructuring with a value of `undefined` (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. If iteratorRecord.[[done]] is false, then + [...] + e. Else + i. Let v be IteratorValue(next). + [...] + 4. Return the result of performing BindingInitialization of BindingPattern + with v and environment as the arguments. + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPattern : ObjectBindingPattern + + 1. Let valid be RequireObjectCoercible(value). + 2. ReturnIfAbrupt(valid). +---*/ + +function f([{ x }] = []) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-exhausted.js new file mode 100644 index 0000000000..d73336b34a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-exhausted.js @@ -0,0 +1,69 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision-exhausted.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Elision accepts exhausted iterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + [...] + 2. Return NormalCompletion(empty). + +---*/ +var iter = function*() {}(); +iter.next(); + +var callCount = 0; +function f([,] = iter) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-step-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-step-err.js new file mode 100644 index 0000000000..5afec0d420 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision-step-err.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision-step-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Elision advances iterator and forwards abrupt completions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + +---*/ +var following = 0; +var iter =function* () { + throw new Test262Error(); + following += 1; +}(); + +function f([,] = iter) {} + +assert.throws(Test262Error, function() { + f(); +}); + +iter.next(); +assert.sameValue(following, 0, 'Iterator was properly closed.'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision.js new file mode 100644 index 0000000000..9c396ff442 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elision.js @@ -0,0 +1,78 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Elision advances iterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + 2. Return NormalCompletion(empty). + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([,] = g()) { + assert.sameValue(first, 1); + assert.sameValue(second, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-empty.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-empty.js new file mode 100644 index 0000000000..6b2aa6810a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-empty.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-empty.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: No iteration occurs for an "empty" array binding pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ ] + + 1. Return NormalCompletion(empty). + +---*/ +var iterations = 0; +var iter = function*() { + iterations += 1; +}(); + +var callCount = 0; +function f([] = iter) { + assert.sameValue(iterations, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elem.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elem.js new file mode 100644 index 0000000000..24cdea25a2 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elem.js @@ -0,0 +1,85 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-elem.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing an array BindingElementList pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + e. Else, + [...] + i. Let v be IteratorValue(next). + ii. If v is an abrupt completion, set + iteratorRecord.[[done]] to true. + iii. ReturnIfAbrupt(v). + 5. If iteratorRecord.[[done]] is true, let v be undefined. + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f([...[x, y, z]] = [3, 4, 5]) { + assert.sameValue(x, 3); + assert.sameValue(y, 4); + assert.sameValue(z, 5); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elision.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elision.js new file mode 100644 index 0000000000..6064ae16ce --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-elision.js @@ -0,0 +1,91 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-elision.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing an elision (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ Elision ] + + 1. Return the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with iteratorRecord + as the argument. + + 12.14.5.3 Runtime Semantics: IteratorDestructuringAssignmentEvaluation + + Elision : , + + 1. If iteratorRecord.[[done]] is false, then + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. + c. ReturnIfAbrupt(next). + d. If next is false, set iteratorRecord.[[done]] to true. + 2. Return NormalCompletion(empty). + +---*/ +var first = 0; +var second = 0; +function* g() { + first += 1; + yield; + second += 1; +}; + +var callCount = 0; +function f([...[,]] = g()) { + assert.sameValue(first, 1); + assert.sameValue(second, 1); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-empty.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-empty.js new file mode 100644 index 0000000000..439abacd1a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-empty.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-empty.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing an "empty" array pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + ArrayBindingPattern : [ ] + + 1. Return NormalCompletion(empty). + +---*/ +var iterations = 0; +var iter = function*() { + iterations += 1; +}(); + +var callCount = 0; +function f([...[]] = iter) { + assert.sameValue(iterations, 1); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-rest.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-rest.js new file mode 100644 index 0000000000..9b7f87af9c --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-ary-rest.js @@ -0,0 +1,70 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-ary-rest.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing a rest element (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ +var values = [1, 2, 3]; + +var callCount = 0; +function f([...[...x]] = values) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 1); + assert.sameValue(x[1], 2); + assert.sameValue(x[2], 3); + assert.notSameValue(x, values); + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-direct.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-direct.js new file mode 100644 index 0000000000..787abfb1ce --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-direct.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-direct.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Lone rest element (direct binding) (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +includes: [compareArray.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingIdentifier + + [...] + 2. Let A be ! ArrayCreate(0). + 3. Let n be 0. + 4. Repeat, + [...] + f. Perform ! CreateDataPropertyOrThrow(A, ! ToString(n), nextValue). + g. Set n to n + 1. + +---*/ + +var callCount = 0; +function f([...x] = [1]) { + assert(Array.isArray(x)); + assert.compareArray(x, [1]); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision-next-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision-next-err.js new file mode 100644 index 0000000000..79d37c6562 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision-next-err.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-elision-next-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Rest element following elision elements (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + ArrayBindingPattern : [ Elisionopt BindingRestElement ] + 1. If Elision is present, then + a. Let status be the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with + iteratorRecord as the argument. + b. ReturnIfAbrupt(status). + 2. Return the result of performing IteratorBindingInitialization for + BindingRestElement with iteratorRecord and environment as arguments. + +---*/ +var iter = (function*() { throw new Test262Error(); })(); + +function f([, ...x] = iter) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision.js new file mode 100644 index 0000000000..5f202dfb07 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-elision.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-elision.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element following elision elements (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + ArrayBindingPattern : [ Elisionopt BindingRestElement ] + 1. If Elision is present, then + a. Let status be the result of performing + IteratorDestructuringAssignmentEvaluation of Elision with + iteratorRecord as the argument. + b. ReturnIfAbrupt(status). + 2. Return the result of performing IteratorBindingInitialization for + BindingRestElement with iteratorRecord and environment as arguments. +---*/ +var values = [1, 2, 3, 4, 5]; + +var callCount = 0; +function f([ , , ...x] = values) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 3); + assert.sameValue(x[1], 4); + assert.sameValue(x[2], 5); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-exhausted.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-exhausted.js new file mode 100644 index 0000000000..745537ba41 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-exhausted.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-exhausted.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: RestElement applied to an exhausted iterator (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + b. If iteratorRecord.[[done]] is true, then + i. If environment is undefined, return PutValue(lhs, A). + ii. Return InitializeReferencedBinding(lhs, A). + +---*/ + +var callCount = 0; +function f([, , ...x] = [1, 2]) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-step-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-step-err.js new file mode 100644 index 0000000000..c7f07ca0c1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-step-err.js @@ -0,0 +1,71 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-step-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error forwarding when IteratorStep returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + a. If iteratorRecord.[[done]] is false, + i. Let next be IteratorStep(iteratorRecord.[[iterator]]). + ii. If next is an abrupt completion, set iteratorRecord.[[done]] to + true. + iii. ReturnIfAbrupt(next). + +---*/ +var first = 0; +var second = 0; +var iter = function*() { + first += 1; + throw new Test262Error(); + second += 1; +}(); + +function f([...x] = iter) {} + +assert.throws(Test262Error, function() { + f(); +}); + +iter.next(); +assert.sameValue(first, 1); +assert.sameValue(second, 0, 'Iterator is closed following abrupt completion.'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-val-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-val-err.js new file mode 100644 index 0000000000..07ff4eebf2 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id-iter-val-err.js @@ -0,0 +1,73 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-val-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [Symbol.iterator, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + c. Let nextValue be IteratorValue(next). + d. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to + true. + e. ReturnIfAbrupt(nextValue). + +---*/ +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +var iter = {}; +iter[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + +function f([...x] = iter) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id.js new file mode 100644 index 0000000000..f55e8075cb --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-id.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Lone rest element (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + [...] 3. Let A be ArrayCreate(0). [...] 5. Repeat + [...] + f. Let status be CreateDataProperty(A, ToString (n), nextValue). + [...] +---*/ +var values = [1, 2, 3]; + +var callCount = 0; +function f([...x] = values) { + assert(Array.isArray(x)); + assert.sameValue(x.length, 3); + assert.sameValue(x[0], 1); + assert.sameValue(x[1], 2); + assert.sameValue(x[2], 3); + assert.notSameValue(x, values); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-ary.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-ary.js new file mode 100644 index 0000000000..55568d3607 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-ary.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-ary.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (nested array pattern) does not support initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...[ x ] = []] = []) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-id.js new file mode 100644 index 0000000000..3b42cf7732 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-id.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (identifier) does not support initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...x = []] = []) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-obj.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-obj.js new file mode 100644 index 0000000000..68324d49a1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-init-obj.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-obj.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (nested object pattern) does not support initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...{ x } = []] = []) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-ary.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-ary.js new file mode 100644 index 0000000000..aa2c49a263 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-ary.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-ary.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (array binding pattern) may not be followed by any element (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...[x], y] = [1, 2, 3]) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-id.js new file mode 100644 index 0000000000..e5586adfdd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-id.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (identifier) may not be followed by any element (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...x, y] = [1, 2, 3]) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-obj.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-obj.js new file mode 100644 index 0000000000..987af5c16b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-not-final-obj.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-obj.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element (object binding pattern) may not be followed by any element (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...{ x }, y] = [1, 2, 3]) { + + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-id.js new file mode 100644 index 0000000000..1d9e9a564d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-id.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-obj-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing an object binding pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ + +var callCount = 0; +function f([...{ length }] = [1, 2, 3]) { + assert.sameValue(length, 3); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-prop-id.js new file mode 100644 index 0000000000..40b6632b4f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-rest-obj-prop-id.js @@ -0,0 +1,70 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-obj-prop-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest element containing an object binding pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + BindingRestElement : ... BindingPattern + + 1. Let A be ArrayCreate(0). + [...] + 3. Repeat + [...] + b. If iteratorRecord.[[done]] is true, then + i. Return the result of performing BindingInitialization of + BindingPattern with A and environment as the arguments. + [...] +---*/ +let length = "outer"; + +var callCount = 0; +function f([...{ 0: v, 1: w, 2: x, 3: y, length: z }] = [7, 8, 9]) { + assert.sameValue(v, 7); + assert.sameValue(w, 8); + assert.sameValue(x, 9); + assert.sameValue(y, undefined); + assert.sameValue(z, 3); + + assert.sameValue(length, "outer", "the length prop is not set as a binding name"); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-null.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-null.js new file mode 100644 index 0000000000..3d1c31c1d7 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-null.js @@ -0,0 +1,54 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-init-null.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Value specifed for object binding pattern must be object coercible (null) (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ + +function f({} = null) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-undefined.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-undefined.js new file mode 100644 index 0000000000..7721c9a624 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-init-undefined.js @@ -0,0 +1,54 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-init-undefined.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Value specifed for object binding pattern must be object coercible (undefined) (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ + +function f({} = undefined) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-empty.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-empty.js new file mode 100644 index 0000000000..e33f6dbb9d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-empty.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-empty.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: No property access occurs for an "empty" object binding pattern (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ +var accessCount = 0; +var obj = Object.defineProperty({}, 'attr', { + get: function() { + accessCount += 1; + } +}); + +var callCount = 0; +function f({} = obj) { + assert.sameValue(accessCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-get-value-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-get-value-err.js new file mode 100644 index 0000000000..c8b824ba4a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-get-value-err.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-get-value-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error thrown when accessing the corresponding property of the value object (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. Let v be GetV(value, propertyName). + 5. ReturnIfAbrupt(v). +---*/ +var poisonedProperty = Object.defineProperty({}, 'poisoned', { + get: function() { + throw new Test262Error(); + } +}); + +function f({ poisoned } = poisonedProperty) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-arrow.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-arrow.js new file mode 100644 index 0000000000..f762208a95 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-arrow.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-arrow.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns `name` to arrow functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ arrow = () => {} } = {}) { + assert.sameValue(arrow.name, 'arrow'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-class.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-class.js new file mode 100644 index 0000000000..ce7c96c8e8 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-class.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-class.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" classes (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ cls = class {}, xCls = class X {}, xCls2 = class { static name() {} } } = {}) { + assert.sameValue(cls.name, 'cls'); + assert.notSameValue(xCls.name, 'xCls'); + assert.notSameValue(xCls2.name, 'xCls2'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-cover.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-cover.js new file mode 100644 index 0000000000..cbfe8f198a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-cover.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-cover.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" functions "through" cover grammar (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ cover = (function () {}), xCover = (0, function() {}) } = {}) { + assert.sameValue(cover.name, 'cover'); + assert.notSameValue(xCover.name, 'xCover'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-fn.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-fn.js new file mode 100644 index 0000000000..4447d04188 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-fn.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-fn.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns name to "anonymous" functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ fn = function () {}, xFn = function x() {} } = {}) { + assert.sameValue(fn.name, 'fn'); + assert.notSameValue(xFn.name, 'xFn'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-gen.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-gen.js new file mode 100644 index 0000000000..b63faed164 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-fn-name-gen.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-gen.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: SingleNameBinding assigns name to "anonymous" generator functions (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). + +---*/ + +var callCount = 0; +function f({ gen = function* () {}, xGen = function* x() {} } = {}) { + assert.sameValue(gen.name, 'gen'); + assert.notSameValue(xGen.name, 'xGen'); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-skipped.js new file mode 100644 index 0000000000..c6e73db2f9 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-skipped.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-skipped.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + [...] +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f({ w = counter(), x = counter(), y = counter(), z = counter() } = { w: null, x: 0, y: false, z: '' }) { + assert.sameValue(w, null); + assert.sameValue(x, 0); + assert.sameValue(y, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-throws.js new file mode 100644 index 0000000000..6da01e2fef --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-throws.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-throws.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error thrown when evaluating the initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ x = thrower() } = {}) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-unresolvable.js new file mode 100644 index 0000000000..7ae174d219 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f({ x = unresolvableReference } = {}) {} + +assert.throws(ReferenceError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-trailing-comma.js new file mode 100644 index 0000000000..9df9b6455b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-id-trailing-comma.js @@ -0,0 +1,57 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-trailing-comma.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x, } = { x: 23 }) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-list-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-list-err.js new file mode 100644 index 0000000000..f42fcca11f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-list-err.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-list-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Binding property list evaluation is interrupted by an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPropertyList : BindingPropertyList , BindingProperty + + 1. Let status be the result of performing BindingInitialization for + BindingPropertyList using value and environment as arguments. + 2. ReturnIfAbrupt(status). +---*/ +var initCount = 0; +function thrower() { + throw new Test262Error(); +} + +function f({ a, b = thrower(), c = ++initCount } = {}) {} + +assert.throws(Test262Error, function() { + f(); +}); + +assert.sameValue(initCount, 0); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-init.js new file mode 100644 index 0000000000..628ff18100 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-init.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" array binding pattern using initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: [x, y, z] = [4, 5, 6] } = {}) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js new file mode 100644 index 0000000000..edf33341c0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js @@ -0,0 +1,57 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-trailing-comma.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x: [y], } = { x: [45] }) { + assert.sameValue(y,45); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-value-null.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-value-null.js new file mode 100644 index 0000000000..876bbe8ec0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary-value-null.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-value-null.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" array binding pattern taking the `null` value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: [x, y, z] = [4, 5, 6] } = { w: null }) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary.js new file mode 100644 index 0000000000..b3de9df33d --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-ary.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" array binding pattern not using initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: [x, y, z] = [4, 5, 6] } = { w: [7, undefined, ] }) { + assert.sameValue(x, 7); + assert.sameValue(y, undefined); + assert.sameValue(z, undefined); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-eval-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-eval-err.js new file mode 100644 index 0000000000..a931cd9ae3 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-eval-err.js @@ -0,0 +1,58 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-eval-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Evaluation of property name returns an abrupt completion (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingProperty : PropertyName : BindingElement + + 1. Let P be the result of evaluating PropertyName + 2. ReturnIfAbrupt(P). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ [thrower()]: x } = {}) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-get-value-err.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-get-value-err.js new file mode 100644 index 0000000000..53f7517c0f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-get-value-err.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-get-value-err.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error thrown when accessing the corresponding property of the value object (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. Let v be GetV(value, propertyName). + 2. ReturnIfAbrupt(v). +---*/ +var initEvalCount = 0; +var poisonedProperty = Object.defineProperty({}, 'poisoned', { + get: function() { + throw new Test262Error(); + } +}); + +function f({ poisoned: x = ++initEvalCount } = poisonedProperty) {} + +assert.throws(Test262Error, function() { + f(); +}); + +assert.sameValue(initEvalCount, 0); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-skipped.js new file mode 100644 index 0000000000..a506f0e9d1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-skipped.js @@ -0,0 +1,79 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-skipped.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + [...] +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f({ s: t = counter(), u: v = counter(), w: x = counter(), y: z = counter() } = { s: null, u: 0, w: false, y: '' }) { + assert.sameValue(t, null); + assert.sameValue(v, 0); + assert.sameValue(x, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + + assert.throws(ReferenceError, function() { + s; + }); + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-throws.js new file mode 100644 index 0000000000..319d22efb3 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-throws.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-throws.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Error thrown when evaluating the initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ x: y = thrower() } = {}) {} + +assert.throws(Test262Error, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-unresolvable.js new file mode 100644 index 0000000000..6cb94987cd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f({ x: y = unresolvableReference } = {}) {} + +assert.throws(ReferenceError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init.js new file mode 100644 index 0000000000..deb3ad15eb --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-init.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Binding as specified via property name, identifier, and initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f({ x: y = 33 } = { }) { + assert.sameValue(y, 33); + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-trailing-comma.js new file mode 100644 index 0000000000..b27c7bd0fd --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id-trailing-comma.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-trailing-comma.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x: y, } = { x: 23 }) { + assert.sameValue(y, 23); + + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id.js new file mode 100644 index 0000000000..713545b927 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-id.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Binding as specified via property name and identifier (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f({ x: y } = { x: 23 }) { + assert.sameValue(y, 23); + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-init.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-init.js new file mode 100644 index 0000000000..6b13689b61 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-init.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-init.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" object binding pattern using initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } } = { w: undefined }) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-null.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-null.js new file mode 100644 index 0000000000..c744de7878 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-null.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-value-null.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" object binding pattern taking the `null` value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } } = { w: null }) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-undef.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-undef.js new file mode 100644 index 0000000000..59a91bc79b --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj-value-undef.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-value-undef.case +// - src/dstr-binding/error/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" object binding pattern taking the `null` value (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: { x, y, z } = undefined } = { }) {} + +assert.throws(TypeError, function() { + f(); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj.js new file mode 100644 index 0000000000..fcf5954fb0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-prop-obj.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Object binding pattern with "nested" object binding pattern not using initializer (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding, default-parameters] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } } = { w: { x: undefined, z: 7 } }) { + assert.sameValue(x, undefined); + assert.sameValue(y, undefined); + assert.sameValue(z, 7); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-getter.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-getter.js new file mode 100644 index 0000000000..fc3c63ae84 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-getter.js @@ -0,0 +1,59 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-getter.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Getter is called when obj is being deconstructed to a rest Object (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding, default-parameters] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ +var count = 0; + +var callCount = 0; +function f({...x} = { get v() { count++; return 2; } }) { + assert.sameValue(count, 1); + + verifyProperty(x, "v", { + enumerable: true, + writable: true, + configurable: true, + value: 2 + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-skip-non-enumerable.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-skip-non-enumerable.js new file mode 100644 index 0000000000..654d65653f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-skip-non-enumerable.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest object doesn't contain non-enumerable properties (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding, default-parameters] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ +var o = {a: 3, b: 4}; +Object.defineProperty(o, "x", { value: 4, enumerable: false }); + +var callCount = 0; +function f({...rest} = o) { + assert.sameValue(rest.x, undefined); + + verifyProperty(rest, "a", { + enumerable: true, + writable: true, + configurable: true, + value: 3 + }); + + verifyProperty(rest, "b", { + enumerable: true, + writable: true, + configurable: true, + value: 4 + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-val-obj.js b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-val-obj.js new file mode 100644 index 0000000000..e7f8f49ef4 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/dflt-obj-ptrn-rest-val-obj.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-val-obj.case +// - src/dstr-binding/default/func-decl-dflt.template +/*--- +description: Rest object contains just unextracted data (function declaration (default parameter)) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding, default-parameters] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ + +var callCount = 0; +function f({a, b, ...rest} = {x: 1, y: 2, a: 5, b: 3}) { + assert.sameValue(rest.a, undefined); + assert.sameValue(rest.b, undefined); + + verifyProperty(rest, "x", { + enumerable: true, + writable: true, + configurable: true, + value: 1 + }); + + verifyProperty(rest, "y", { + enumerable: true, + writable: true, + configurable: true, + value: 2 + }); + callCount = callCount + 1; +}; +f(); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-init-null.js b/js/src/tests/test262/language/statements/function/dstr/obj-init-null.js new file mode 100644 index 0000000000..b817199ea0 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-init-null.js @@ -0,0 +1,54 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-init-null.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Value specifed for object binding pattern must be object coercible (null) (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ + +function f({}) {} + +assert.throws(TypeError, function() { + f(null); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-init-undefined.js b/js/src/tests/test262/language/statements/function/dstr/obj-init-undefined.js new file mode 100644 index 0000000000..83d41c0e7f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-init-undefined.js @@ -0,0 +1,54 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-init-undefined.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Value specifed for object binding pattern must be object coercible (undefined) (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ + +function f({}) {} + +assert.throws(TypeError, function() { + f(undefined); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js new file mode 100644 index 0000000000..aa44acee8f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-empty.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-empty.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: No property access occurs for an "empty" object binding pattern (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + Runtime Semantics: BindingInitialization + + ObjectBindingPattern : { } + + 1. Return NormalCompletion(empty). +---*/ +var accessCount = 0; +var obj = Object.defineProperty({}, 'attr', { + get: function() { + accessCount += 1; + } +}); + +var callCount = 0; +function f({}) { + assert.sameValue(accessCount, 0); + callCount = callCount + 1; +}; +f(obj); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-get-value-err.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-get-value-err.js new file mode 100644 index 0000000000..5090974f20 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-get-value-err.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-get-value-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error thrown when accessing the corresponding property of the value object (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 4. Let v be GetV(value, propertyName). + 5. ReturnIfAbrupt(v). +---*/ +var poisonedProperty = Object.defineProperty({}, 'poisoned', { + get: function() { + throw new Test262Error(); + } +}); + +function f({ poisoned }) {} + +assert.throws(Test262Error, function() { + f(poisonedProperty); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-arrow.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-arrow.js new file mode 100644 index 0000000000..d3018ea20a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-arrow.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-arrow.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns `name` to arrow functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ arrow = () => {} }) { + assert.sameValue(arrow.name, 'arrow'); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-class.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-class.js new file mode 100644 index 0000000000..fc3141f965 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-class.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-class.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" classes (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ cls = class {}, xCls = class X {}, xCls2 = class { static name() {} } }) { + assert.sameValue(cls.name, 'cls'); + assert.notSameValue(xCls.name, 'xCls'); + assert.notSameValue(xCls2.name, 'xCls2'); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-cover.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-cover.js new file mode 100644 index 0000000000..0e008931e5 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-cover.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-cover.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns `name` to "anonymous" functions "through" cover grammar (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ cover = (function () {}), xCover = (0, function() {}) }) { + assert.sameValue(cover.name, 'cover'); + assert.notSameValue(xCover.name, 'xCover'); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-fn.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-fn.js new file mode 100644 index 0000000000..4c676d43fc --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-fn.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-fn.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns name to "anonymous" functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). +---*/ + +var callCount = 0; +function f({ fn = function () {}, xFn = function x() {} }) { + assert.sameValue(fn.name, 'fn'); + assert.notSameValue(xFn.name, 'xFn'); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-gen.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-gen.js new file mode 100644 index 0000000000..8d230f9944 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-fn-name-gen.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-fn-name-gen.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns name to "anonymous" generator functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + i. Let hasNameProperty be HasOwnProperty(v, "name"). + ii. ReturnIfAbrupt(hasNameProperty). + iii. If hasNameProperty is false, perform SetFunctionName(v, + bindingId). + +---*/ + +var callCount = 0; +function f({ gen = function* () {}, xGen = function* x() {} }) { + assert.sameValue(gen.name, 'gen'); + assert.notSameValue(xGen.name, 'xGen'); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-skipped.js new file mode 100644 index 0000000000..442871f0a7 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-skipped.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-skipped.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + [...] + [...] +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f({ w = counter(), x = counter(), y = counter(), z = counter() }) { + assert.sameValue(w, null); + assert.sameValue(x, 0); + assert.sameValue(y, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + callCount = callCount + 1; +}; +f({ w: null, x: 0, y: false, z: '' }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-throws.js new file mode 100644 index 0000000000..6fb2199826 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-throws.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-throws.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error thrown when evaluating the initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ x = thrower() }) {} + +assert.throws(Test262Error, function() { + f({}); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-unresolvable.js new file mode 100644 index 0000000000..f430b91bd8 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f({ x = unresolvableReference }) {} + +assert.throws(ReferenceError, function() { + f({}); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-trailing-comma.js new file mode 100644 index 0000000000..06e423f28a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-id-trailing-comma.js @@ -0,0 +1,57 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-id-trailing-comma.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x, }) { + assert.sameValue(x, 23); + callCount = callCount + 1; +}; +f({ x: 23 }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-list-err.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-list-err.js new file mode 100644 index 0000000000..1b8b9b738c --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-list-err.js @@ -0,0 +1,62 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-list-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Binding property list evaluation is interrupted by an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingPropertyList : BindingPropertyList , BindingProperty + + 1. Let status be the result of performing BindingInitialization for + BindingPropertyList using value and environment as arguments. + 2. ReturnIfAbrupt(status). +---*/ +var initCount = 0; +function thrower() { + throw new Test262Error(); +} + +function f({ a, b = thrower(), c = ++initCount }) {} + +assert.throws(Test262Error, function() { + f({}); +}); + +assert.sameValue(initCount, 0); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-init.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-init.js new file mode 100644 index 0000000000..e1b46c0e04 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-init.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Object binding pattern with "nested" array binding pattern using initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: [x, y, z] = [4, 5, 6] }) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f({}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-trailing-comma.js new file mode 100644 index 0000000000..087edd0332 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-trailing-comma.js @@ -0,0 +1,57 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-trailing-comma.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x: [y], }) { + assert.sameValue(y,45); + callCount = callCount + 1; +}; +f({ x: [45] }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-value-null.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-value-null.js new file mode 100644 index 0000000000..f2dfe9c805 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary-value-null.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-value-null.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Object binding pattern with "nested" array binding pattern taking the `null` value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: [x, y, z] = [4, 5, 6] }) {} + +assert.throws(TypeError, function() { + f({ w: null }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary.js new file mode 100644 index 0000000000..a9ae0983da --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-ary.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Object binding pattern with "nested" array binding pattern not using initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: [x, y, z] = [4, 5, 6] }) { + assert.sameValue(x, 7); + assert.sameValue(y, undefined); + assert.sameValue(z, undefined); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f({ w: [7, undefined, ] }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-eval-err.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-eval-err.js new file mode 100644 index 0000000000..f67a272d53 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-eval-err.js @@ -0,0 +1,58 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-eval-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Evaluation of property name returns an abrupt completion (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.5 Runtime Semantics: BindingInitialization + + BindingProperty : PropertyName : BindingElement + + 1. Let P be the result of evaluating PropertyName + 2. ReturnIfAbrupt(P). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ [thrower()]: x }) {} + +assert.throws(Test262Error, function() { + f({}); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-get-value-err.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-get-value-err.js new file mode 100644 index 0000000000..10a30cdb80 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-get-value-err.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-get-value-err.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error thrown when accessing the corresponding property of the value object (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + 1. Let v be GetV(value, propertyName). + 2. ReturnIfAbrupt(v). +---*/ +var initEvalCount = 0; +var poisonedProperty = Object.defineProperty({}, 'poisoned', { + get: function() { + throw new Test262Error(); + } +}); + +function f({ poisoned: x = ++initEvalCount }) {} + +assert.throws(Test262Error, function() { + f(poisonedProperty); +}); + +assert.sameValue(initEvalCount, 0); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-skipped.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-skipped.js new file mode 100644 index 0000000000..08c0924fd2 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-skipped.js @@ -0,0 +1,79 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-skipped.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Destructuring initializer is not evaluated when value is not `undefined` (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + [...] +---*/ +var initCount = 0; +function counter() { + initCount += 1; +} + +var callCount = 0; +function f({ s: t = counter(), u: v = counter(), w: x = counter(), y: z = counter() }) { + assert.sameValue(t, null); + assert.sameValue(v, 0); + assert.sameValue(x, false); + assert.sameValue(z, ''); + assert.sameValue(initCount, 0); + + assert.throws(ReferenceError, function() { + s; + }); + assert.throws(ReferenceError, function() { + u; + }); + assert.throws(ReferenceError, function() { + w; + }); + assert.throws(ReferenceError, function() { + y; + }); + callCount = callCount + 1; +}; +f({ s: null, u: 0, w: false, y: '' }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-throws.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-throws.js new file mode 100644 index 0000000000..cdcc2c0f92 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-throws.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-throws.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Error thrown when evaluating the initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). +---*/ +function thrower() { + throw new Test262Error(); +} + +function f({ x: y = thrower() }) {} + +assert.throws(Test262Error, function() { + f({}); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-unresolvable.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-unresolvable.js new file mode 100644 index 0000000000..20030ee0b1 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init-unresolvable.js @@ -0,0 +1,65 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init-unresolvable.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Destructuring initializer is an unresolvable reference (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + BindingElement : BindingPattern Initializeropt + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + + 6.2.3.1 GetValue (V) + + 1. ReturnIfAbrupt(V). + 2. If Type(V) is not Reference, return V. + 3. Let base be GetBase(V). + 4. If IsUnresolvableReference(V), throw a ReferenceError exception. +---*/ + +function f({ x: y = unresolvableReference }) {} + +assert.throws(ReferenceError, function() { + f({}); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init.js new file mode 100644 index 0000000000..bac8c645c6 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-init.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Binding as specified via property name, identifier, and initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f({ x: y = 33 }) { + assert.sameValue(y, 33); + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f({ }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-trailing-comma.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-trailing-comma.js new file mode 100644 index 0000000000..7343bb53be --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id-trailing-comma.js @@ -0,0 +1,61 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-trailing-comma.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function f({ x: y, }) { + assert.sameValue(y, 23); + + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f({ x: 23 }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id.js new file mode 100644 index 0000000000..9d22fca341 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-id.js @@ -0,0 +1,60 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Binding as specified via property name and identifier (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 8. Return InitializeReferencedBinding(lhs, v). +---*/ + +var callCount = 0; +function f({ x: y }) { + assert.sameValue(y, 23); + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; +f({ x: 23 }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-init.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-init.js new file mode 100644 index 0000000000..c6fd892b1f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-init.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-init.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Object binding pattern with "nested" object binding pattern using initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } }) { + assert.sameValue(x, 4); + assert.sameValue(y, 5); + assert.sameValue(z, 6); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f({ w: undefined }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-null.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-null.js new file mode 100644 index 0000000000..907d817a48 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-null.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-value-null.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Object binding pattern with "nested" object binding pattern taking the `null` value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } }) {} + +assert.throws(TypeError, function() { + f({ w: null }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-undef.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-undef.js new file mode 100644 index 0000000000..32fcb08bec --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj-value-undef.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-value-undef.case +// - src/dstr-binding/error/func-decl.template +/*--- +description: Object binding pattern with "nested" object binding pattern taking the `null` value (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +function f({ w: { x, y, z } = undefined }) {} + +assert.throws(TypeError, function() { + f({ }); +}); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj.js new file mode 100644 index 0000000000..6a3dceffab --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-prop-obj.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Object binding pattern with "nested" object binding pattern not using initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var callCount = 0; +function f({ w: { x, y, z } = { x: 4, y: 5, z: 6 } }) { + assert.sameValue(x, undefined); + assert.sameValue(y, undefined); + assert.sameValue(z, 7); + + assert.throws(ReferenceError, function() { + w; + }); + callCount = callCount + 1; +}; +f({ w: { x: undefined, z: 7 } }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-getter.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-getter.js new file mode 100644 index 0000000000..202ae80c82 --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-getter.js @@ -0,0 +1,59 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-getter.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Getter is called when obj is being deconstructed to a rest Object (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ +var count = 0; + +var callCount = 0; +function f({...x}) { + assert.sameValue(count, 1); + + verifyProperty(x, "v", { + enumerable: true, + writable: true, + configurable: true, + value: 2 + }); + callCount = callCount + 1; +}; +f({ get v() { count++; return 2; } }); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-skip-non-enumerable.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-skip-non-enumerable.js new file mode 100644 index 0000000000..13cc15ec3f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-skip-non-enumerable.js @@ -0,0 +1,67 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest object doesn't contain non-enumerable properties (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ +var o = {a: 3, b: 4}; +Object.defineProperty(o, "x", { value: 4, enumerable: false }); + +var callCount = 0; +function f({...rest}) { + assert.sameValue(rest.x, undefined); + + verifyProperty(rest, "a", { + enumerable: true, + writable: true, + configurable: true, + value: 3 + }); + + verifyProperty(rest, "b", { + enumerable: true, + writable: true, + configurable: true, + value: 4 + }); + callCount = callCount + 1; +}; +f(o); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-val-obj.js b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-val-obj.js new file mode 100644 index 0000000000..3a84a74a5f --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/obj-ptrn-rest-val-obj.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-rest-val-obj.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest object contains just unextracted data (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [object-rest, destructuring-binding] +flags: [generated] +includes: [propertyHelper.js] +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] +---*/ + +var callCount = 0; +function f({a, b, ...rest}) { + assert.sameValue(rest.a, undefined); + assert.sameValue(rest.b, undefined); + + verifyProperty(rest, "x", { + enumerable: true, + writable: true, + configurable: true, + value: 1 + }); + + verifyProperty(rest, "y", { + enumerable: true, + writable: true, + configurable: true, + value: 2 + }); + callCount = callCount + 1; +}; +f({x: 1, y: 2, a: 5, b: 3}); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/language/statements/function/dstr/shell.js b/js/src/tests/test262/language/statements/function/dstr/shell.js new file mode 100644 index 0000000000..e69de29bb2 -- cgit v1.2.3