mirror of https://github.com/tc39/test262.git
40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: >
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Error thrown when invoking the instance's `then` method (rejecting promise)
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esid: sec-promise.race
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es6id: 25.4.4.3
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info: |
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11. Let result be PerformPromiseRace(iteratorRecord, C, promiseCapability).
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12. If result is an abrupt completion,
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a. If iteratorRecord.[[done]] is false, let result be
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IteratorClose(iterator, result).
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b. IfAbruptRejectPromise(result, promiseCapability).
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[...]
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25.4.4.3.1 Runtime Semantics: PerformPromiseRace
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1. Repeat
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[...]
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j. Let result be Invoke(nextPromise, "then",
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«promiseCapability.[[Resolve]], promiseCapability.[[Reject]]»).
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k. ReturnIfAbrupt(result).
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flags: [async]
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---*/
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var promise = new Promise(function() {});
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var error = new Test262Error();
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promise.then = function() {
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throw error;
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};
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Promise.race([promise]).then(function() {
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$ERROR('The promise should be rejected');
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}, function(reason) {
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assert.sameValue(reason, error);
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}).then($DONE, $DONE);
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