diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-rest-id-iter-val-err.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-rest-id-iter-val-err.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-rest-id-iter-val-err.js b/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-rest-id-iter-val-err.js new file mode 100644 index 0000000000..602a318e7a --- /dev/null +++ b/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-rest-id-iter-val-err.js @@ -0,0 +1,64 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-val-err.case +// - src/dstr-binding/error/for-var.template +/*--- +description: Error forwarding when IteratorValue returns an abrupt completion (for statement) +esid: sec-for-statement-runtime-semantics-labelledevaluation +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + IterationStatement : + for ( var VariableDeclarationList ; Expressionopt ; Expressionopt ) Statement + + 1. Let varDcl be the result of evaluating VariableDeclarationList. + [...] + + 13.3.2.4 Runtime Semantics: Evaluation + + VariableDeclarationList : VariableDeclarationList , VariableDeclaration + + 1. Let next be the result of evaluating VariableDeclarationList. + 2. ReturnIfAbrupt(next). + 3. Return the result of evaluating VariableDeclaration. + + VariableDeclaration : BindingPattern Initializer + + 1. Let rhs be the result of evaluating Initializer. + 2. Let rval be GetValue(rhs). + 3. ReturnIfAbrupt(rval). + 4. Return the result of performing BindingInitialization for BindingPattern + passing rval and undefined 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; + } + }; +}; + +assert.throws(Test262Error, function() { + for (var [...x] = iter; iterCount < 1; ) { + return; + } +}); + +reportCompare(0, 0); |