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Diffstat (limited to 'js/src/tests/test262/built-ins/Promise/all/iter-step-err-no-close.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Promise/all/iter-step-err-no-close.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Promise/all/iter-step-err-no-close.js b/js/src/tests/test262/built-ins/Promise/all/iter-step-err-no-close.js new file mode 100644 index 0000000000..37bf4eae79 --- /dev/null +++ b/js/src/tests/test262/built-ins/Promise/all/iter-step-err-no-close.js @@ -0,0 +1,59 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-promise.all +description: > + Error when advancing the provided iterable (not closing iterator) +info: | + 11. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability). + 12. If result is an abrupt completion, + a. If iteratorRecord.[[done]] is false, let result be + IteratorClose(iterator, result). + b. IfAbruptRejectPromise(result, promiseCapability). + + [...] + + 25.4.4.1.1 Runtime Semantics: PerformPromiseAll + + [...] + 6. Repeat + a. Let next be IteratorStep(iteratorRecord.[[iterator]]). + b. If next is an abrupt completion, set iteratorRecord.[[done]] to + true. + c. ReturnIfAbrupt(next). +features: [Symbol.iterator] +---*/ + +var iterStepThrows = {}; +var poisonedDone = {}; +var returnCount = 0; +var error = new Test262Error(); +Object.defineProperty(poisonedDone, 'done', { + get: function() { + throw error; + } +}); +Object.defineProperty(poisonedDone, 'value', { + get: function() { + $ERROR('The `value` property should not be accessed.'); + } +}); + +iterStepThrows[Symbol.iterator] = function() { + return { + next: function() { + return poisonedDone; + }, + return: function() { + returnCount += 1; + return {}; + } + }; +}; + +Promise.all(iterStepThrows); + +assert.sameValue(returnCount, 0); + +reportCompare(0, 0); |