diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/new/spread-err-mult-err-itr-value.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/new/spread-err-mult-err-itr-value.js | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/new/spread-err-mult-err-itr-value.js b/js/src/tests/test262/language/expressions/new/spread-err-mult-err-itr-value.js new file mode 100644 index 0000000000..849b8d1d60 --- /dev/null +++ b/js/src/tests/test262/language/expressions/new/spread-err-mult-err-itr-value.js @@ -0,0 +1,58 @@ +// This file was procedurally generated from the following sources: +// - src/spread/mult-err-itr-value.case +// - src/spread/error/member-expr.template +/*--- +description: Spread operator following other arguments when IteratorValue fails (`new` operator) +esid: sec-new-operator-runtime-semantics-evaluation +features: [Symbol.iterator] +flags: [generated] +info: | + MemberExpression : new MemberExpression Arguments + + 1. Return EvaluateNew(MemberExpression, Arguments). + + 12.3.3.1.1 Runtime Semantics: EvaluateNew + + 6. If arguments is empty, let argList be an empty List. + 7. Else, + a. Let argList be ArgumentListEvaluation of arguments. + [...] + + 12.3.6.1 Runtime Semantics: ArgumentListEvaluation + + ArgumentList : ArgumentList , ... AssignmentExpression + + 1. Let precedingArgs be the result of evaluating ArgumentList. + 2. Let spreadRef be the result of evaluating AssignmentExpression. + 3. Let iterator be GetIterator(GetValue(spreadRef) ). + 4. ReturnIfAbrupt(iterator). + + 7.4.4 IteratorValue ( iterResult ) + + 1. Assert: Type(iterResult) is Object. + 2. Return Get(iterResult, "value"). + + 7.3.1 Get (O, P) + + [...] + 3. Return O.[[Get]](P, O). +---*/ +var iter = {}; +var poisonedValue = Object.defineProperty({}, 'value', { + get: function() { + throw new Test262Error(); + } +}); +iter[Symbol.iterator] = function() { + return { + next: function() { + return poisonedValue; + } + }; +}; + +assert.throws(Test262Error, function() { + new function() {}(0, ...iter); +}); + +reportCompare(0, 0); |