diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-no-close.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-no-close.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-no-close.js b/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-no-close.js new file mode 100644 index 0000000000..74adaa02ae --- /dev/null +++ b/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-no-close.js @@ -0,0 +1,55 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Error when accessing an iterator result's `value` property (not closing + iterator) +esid: sec-promise.race +info: | + 11. Let result be PerformPromiseRace(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). + + [...] + + 25.4.4.3.1 Runtime Semantics: PerformPromiseRace + + 1. Repeat + [...] + e. Let nextValue be IteratorValue(next). + f. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to + true. + g. ReturnIfAbrupt(nextValue). +features: [Symbol.iterator] +---*/ + +var iterNextValThrows = {}; +var returnCount = 0; +var poisonedVal = { + done: false +}; +var error = new Test262Error(); +Object.defineProperty(poisonedVal, 'value', { + get: function() { + throw error; + } +}); +iterNextValThrows[Symbol.iterator] = function() { + return { + next: function() { + return poisonedVal; + }, + return: function() { + returnCount += 1; + } + }; +}; + +Promise.race(iterNextValThrows); + +assert.sameValue(returnCount, 0); + +reportCompare(0, 0); |