47 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
/**
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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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