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bfe54df812
This improves the error messages for: - assert.notDeepStrictEqual - assert.deepStrictEqual - assert.notStrictEqual - assert.strictEqual Those will now always use the same error message as used in the strict mode. PR-URL: https://github.com/nodejs/node/pull/19467 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
59 lines
1.8 KiB
JavaScript
59 lines
1.8 KiB
JavaScript
'use strict';
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require('../common');
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const assert = require('assert');
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// Turn off no-restricted-properties because we are testing deepEqual!
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/* eslint-disable no-restricted-properties */
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// See https://github.com/nodejs/node/issues/10258
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{
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const date = new Date('2016');
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function FakeDate() {}
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FakeDate.prototype = Date.prototype;
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const fake = new FakeDate();
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assert.deepEqual(date, fake);
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assert.deepEqual(fake, date);
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// For deepStrictEqual we check the runtime type,
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// then reveal the fakeness of the fake date
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assert.throws(
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() => assert.deepStrictEqual(date, fake),
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{
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message: 'Input A expected to strictly deep-equal input B:\n' +
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'+ expected - actual\n\n- 2016-01-01T00:00:00.000Z\n+ Date {}'
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}
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);
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assert.throws(
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() => assert.deepStrictEqual(fake, date),
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{
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message: 'Input A expected to strictly deep-equal input B:\n' +
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'+ expected - actual\n\n- Date {}\n+ 2016-01-01T00:00:00.000Z'
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}
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);
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}
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{ // At the moment global has its own type tag
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const fakeGlobal = {};
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Object.setPrototypeOf(fakeGlobal, Object.getPrototypeOf(global));
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for (const prop of Object.keys(global)) {
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fakeGlobal[prop] = global[prop];
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}
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assert.deepEqual(fakeGlobal, global);
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// Message will be truncated anyway, don't validate
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assert.throws(() => assert.deepStrictEqual(fakeGlobal, global),
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assert.AssertionError);
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}
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{ // At the moment process has its own type tag
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const fakeProcess = {};
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Object.setPrototypeOf(fakeProcess, Object.getPrototypeOf(process));
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for (const prop of Object.keys(process)) {
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fakeProcess[prop] = process[prop];
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}
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assert.deepEqual(fakeProcess, process);
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// Message will be truncated anyway, don't validate
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assert.throws(() => assert.deepStrictEqual(fakeProcess, process),
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assert.AssertionError);
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}
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/* eslint-enable */
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