599337f43e
Implement asynchronous equivalent for assert.throws() and assert.doesNotThrow(). PR-URL: https://github.com/nodejs/node/pull/18023 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Shingo Inoue <leko.noor@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
67 lines
2.0 KiB
JavaScript
67 lines
2.0 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { promisify } = require('util');
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const wait = promisify(setTimeout);
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/* eslint-disable prefer-common-expectserror, no-restricted-properties */
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// Test assert.rejects() and assert.doesNotReject() by checking their
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// expected output and by verifying that they do not work sync
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assert.rejects(
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() => assert.fail(),
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common.expectsError({
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code: 'ERR_ASSERTION',
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type: assert.AssertionError,
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message: 'Failed'
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})
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);
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assert.doesNotReject(() => {});
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{
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const promise = assert.rejects(async () => {
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await wait(1);
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assert.fail();
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}, common.expectsError({
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code: 'ERR_ASSERTION',
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type: assert.AssertionError,
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message: 'Failed'
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}));
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assert.doesNotReject(() => promise);
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}
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{
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const promise = assert.doesNotReject(async () => {
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await wait(1);
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throw new Error();
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});
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assert.rejects(() => promise,
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(err) => {
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assert(err instanceof assert.AssertionError,
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`${err.name} is not instance of AssertionError`);
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assert.strictEqual(err.code, 'ERR_ASSERTION');
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assert(/^Got unwanted rejection\.\n$/.test(err.message));
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assert.strictEqual(err.operator, 'doesNotReject');
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assert.ok(!err.stack.includes('at Function.doesNotReject'));
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return true;
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}
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);
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}
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{
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const promise = assert.rejects(() => {});
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assert.rejects(() => promise,
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(err) => {
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assert(err instanceof assert.AssertionError,
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`${err.name} is not instance of AssertionError`);
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assert.strictEqual(err.code, 'ERR_ASSERTION');
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assert(/^Missing expected rejection\.$/.test(err.message));
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assert.strictEqual(err.operator, 'rejects');
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assert.ok(!err.stack.includes('at Function.rejects'));
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return true;
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}
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);
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}
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