47 lines
1.3 KiB
TypeScript
47 lines
1.3 KiB
TypeScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {ngDevModeResetPerfCounters} from '../../src/render3/ng_dev_mode';
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beforeEach(ngDevModeResetPerfCounters);
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beforeEach(() => {
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jasmine.addMatchers({
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toHaveProperties: function(util, customEqualityTesters) {
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return {compare: toHavePropertiesCompare};
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}
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});
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});
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function toHavePropertiesCompare(actual: any, expected: any) {
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let pass = true;
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let errors = [];
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for (let key of Object.keys(actual)) {
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if (expected.hasOwnProperty(key)) {
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if (actual[key] !== expected[key]) {
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pass = false;
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errors.push(`Expected '${key}' to be '${expected[key]}' but was '${actual[key]}'.`);
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}
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}
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}
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return {pass: pass, message: errors.join('\n')};
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}
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describe('toHaveProperties', () => {
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it('should pass', () => {
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expect({tNode: 1}).toHaveProperties({});
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expect({tNode: 2}).toHaveProperties({tNode: 2});
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});
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it('should fail', () => {
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expect(toHavePropertiesCompare({tNode: 2, tView: 4}, {tNode: 3, tView: 5})).toEqual({
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pass: false,
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message:
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'Expected \'tNode\' to be \'3\' but was \'2\'.\nExpected \'tView\' to be \'5\' but was \'4\'.'
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});
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});
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});
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