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45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
// Copyright (C) 2020 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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Explicit iterator closing if Promise.resolve is not callable
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esid: sec-promise.any
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info: |
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5. Let result be PerformPromiseAny(iteratorRecord, C, promiseCapability).
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6. If result is an abrupt completion, then
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a. If iteratorRecord.[[Done]] is false, set result to IteratorClose(iteratorRecord, result).
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b. IfAbruptRejectPromise(result, promiseCapability).
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Runtime Semantics: PerformPromiseAny
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[...]
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5. Let promiseResolve be ? Get(constructor, "resolve").
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6. If ! IsCallable(promiseResolve) is false, throw a TypeError exception.
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[...]
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flags: [async]
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features: [Promise.any, Symbol.iterator, computed-property-names, arrow-function]
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---*/
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let returnCount = 0;
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const iter = {
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[Symbol.iterator]: function() {
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return {
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return: function() {
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++returnCount;
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}
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};
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}
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}
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Promise.resolve = "certainly not callable";
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Promise.any(iter).then(() => {
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$DONE('The promise should be rejected, but was resolved');
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}, (reason) => {
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assert(reason instanceof TypeError);
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}).then($DONE, $DONE);
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assert.sameValue(returnCount, 1);
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