mirror of https://github.com/tc39/test262.git
55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
// Copyright (C) 2019 André Bargull. 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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esid: sec-asyncfromsynciteratorcontinuation
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description: >
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Reject promise when PromiseResolve in AsyncFromSyncIteratorContinuation throws.
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info: |
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25.1.4.4 AsyncFromSyncIteratorContinuation ( result, promiseCapability )
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...
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5. Let valueWrapper be PromiseResolve(%Promise%, « value »).
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6. IfAbruptRejectPromise(valueWrapper, promiseCapability).
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...
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includes: [compareArray.js]
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flags: [async]
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features: [async-iteration]
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---*/
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var expected = [
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"start",
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// `valueWrapper` promise rejected.
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"tick 1",
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// `Await(nextResult)` in 13.7.5.13 done.
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"tick 2",
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// catch handler executed.
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"catch",
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];
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var actual = [];
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async function f() {
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var p = Promise.resolve(0);
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Object.defineProperty(p, "constructor", {
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get() {
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throw new Error();
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}
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});
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actual.push("start");
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for await (var x of [p]);
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actual.push("never reached");
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}
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Promise.resolve(0)
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.then(() => actual.push("tick 1"))
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.then(() => actual.push("tick 2"))
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.then(() => {
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assert.compareArray(actual, expected);
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}).then($DONE, $DONE);
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f().catch(() => actual.push("catch"));
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