mirror of https://github.com/tc39/test262.git
53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
// Copyright (C) 2022 Igalia, S.L. 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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assert.throwsAsync returns a promise that rejects if func or the inner thenable synchronously throws.
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flags: [async]
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includes: [asyncHelpers.js]
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---*/
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async function checkRejects(func) {
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var caught = false;
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const p = assert.throwsAsync(Test262Error, func);
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assert(p instanceof Promise, "assert.throwsAsync should return a promise");
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try {
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await p;
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} catch (e) {
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caught = true;
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assert.sameValue(
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e.constructor,
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Test262Error,
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"throwsAsync should reject improper function with a Test262Error"
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);
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} finally {
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assert(
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caught,
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"assert.throwsAsync did not reject improper function " + func
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);
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}
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}
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asyncTest(async function () {
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await checkRejects(function () {
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throw new Error();
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});
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await checkRejects(function () {
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throw new Test262Error();
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});
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await checkRejects(function () {
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return {
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then: function () {
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throw new Error();
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},
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};
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});
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await checkRejects(function () {
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return {
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then: function () {
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throw new Test262Error();
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},
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};
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});
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});
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