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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/statements/function/dstr/dflt-ary-ptrn-elem-obj-id.js | 64 |
1 files changed, 64 insertions, 0 deletions
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); |