110 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
/**
 | 
						|
 * @license
 | 
						|
 * Copyright Google Inc. All Rights Reserved.
 | 
						|
 *
 | 
						|
 * Use of this source code is governed by an MIT-style license that can be
 | 
						|
 * found in the LICENSE file at https://angular.io/license
 | 
						|
 */
 | 
						|
 | 
						|
import {DeprecatedCurrencyPipe, DeprecatedDecimalPipe, DeprecatedPercentPipe} from '@angular/common';
 | 
						|
import {beforeEach, describe, expect, it} from '@angular/core/testing/src/testing_internal';
 | 
						|
import {browserDetection} from '@angular/platform-browser/testing/src/browser_util';
 | 
						|
 | 
						|
(function() {
 | 
						|
  function isNumeric(value: any): boolean { return !isNaN(value - parseFloat(value)); }
 | 
						|
 | 
						|
  // Between the symbol and the number, Edge adds a no breaking space and IE11 adds a standard space
 | 
						|
  function normalize(s: string): string { return s.replace(/\u00A0| /g, ''); }
 | 
						|
 | 
						|
  describe('Number pipes', () => {
 | 
						|
    describe('DeprecatedDecimalPipe', () => {
 | 
						|
      let pipe: DeprecatedDecimalPipe;
 | 
						|
 | 
						|
      beforeEach(() => { pipe = new DeprecatedDecimalPipe('en-US'); });
 | 
						|
 | 
						|
      describe('transform', () => {
 | 
						|
        it('should return correct value for numbers', () => {
 | 
						|
          expect(pipe.transform(12345)).toEqual('12,345');
 | 
						|
          expect(pipe.transform(123, '.2')).toEqual('123.00');
 | 
						|
          expect(pipe.transform(1, '3.')).toEqual('001');
 | 
						|
          expect(pipe.transform(1.1, '3.4-5')).toEqual('001.1000');
 | 
						|
          expect(pipe.transform(1.123456, '3.4-5')).toEqual('001.12346');
 | 
						|
          expect(pipe.transform(1.1234)).toEqual('1.123');
 | 
						|
        });
 | 
						|
 | 
						|
        it('should support strings', () => {
 | 
						|
          expect(pipe.transform('12345')).toEqual('12,345');
 | 
						|
          expect(pipe.transform('123', '.2')).toEqual('123.00');
 | 
						|
          expect(pipe.transform('1', '3.')).toEqual('001');
 | 
						|
          expect(pipe.transform('1.1', '3.4-5')).toEqual('001.1000');
 | 
						|
          expect(pipe.transform('1.123456', '3.4-5')).toEqual('001.12346');
 | 
						|
          expect(pipe.transform('1.1234')).toEqual('1.123');
 | 
						|
        });
 | 
						|
 | 
						|
        it('should not support other objects', () => {
 | 
						|
          expect(() => pipe.transform(new Object())).toThrowError();
 | 
						|
          expect(() => pipe.transform('123abc')).toThrowError();
 | 
						|
        });
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    describe('DeprecatedPercentPipe', () => {
 | 
						|
      let pipe: DeprecatedPercentPipe;
 | 
						|
 | 
						|
      beforeEach(() => { pipe = new DeprecatedPercentPipe('en-US'); });
 | 
						|
 | 
						|
      describe('transform', () => {
 | 
						|
        it('should return correct value for numbers', () => {
 | 
						|
          expect(normalize(pipe.transform(1.23) !)).toEqual('123%');
 | 
						|
          expect(normalize(pipe.transform(1.2, '.2') !)).toEqual('120.00%');
 | 
						|
        });
 | 
						|
 | 
						|
        it('should not support other objects',
 | 
						|
           () => { expect(() => pipe.transform(new Object())).toThrowError(); });
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    describe('DeprecatedCurrencyPipe', () => {
 | 
						|
      let pipe: DeprecatedCurrencyPipe;
 | 
						|
 | 
						|
      beforeEach(() => { pipe = new DeprecatedCurrencyPipe('en-US'); });
 | 
						|
 | 
						|
      describe('transform', () => {
 | 
						|
        it('should return correct value for numbers', () => {
 | 
						|
          // In old Chrome, default formatiing for USD is different
 | 
						|
          if (browserDetection.isOldChrome) {
 | 
						|
            expect(normalize(pipe.transform(123) !)).toEqual('USD123');
 | 
						|
          } else {
 | 
						|
            expect(normalize(pipe.transform(123) !)).toEqual('USD123.00');
 | 
						|
          }
 | 
						|
          expect(normalize(pipe.transform(12, 'EUR', false, '.1') !)).toEqual('EUR12.0');
 | 
						|
          expect(normalize(pipe.transform(5.1234, 'USD', false, '.0-3') !)).toEqual('USD5.123');
 | 
						|
        });
 | 
						|
 | 
						|
        it('should not support other objects',
 | 
						|
           () => { expect(() => pipe.transform(new Object())).toThrowError(); });
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    describe('isNumeric', () => {
 | 
						|
      it('should return true when passing correct numeric string',
 | 
						|
         () => { expect(isNumeric('2')).toBe(true); });
 | 
						|
 | 
						|
      it('should return true when passing correct double string',
 | 
						|
         () => { expect(isNumeric('1.123')).toBe(true); });
 | 
						|
 | 
						|
      it('should return true when passing correct negative string',
 | 
						|
         () => { expect(isNumeric('-2')).toBe(true); });
 | 
						|
 | 
						|
      it('should return true when passing correct scientific notation string',
 | 
						|
         () => { expect(isNumeric('1e5')).toBe(true); });
 | 
						|
 | 
						|
      it('should return false when passing incorrect numeric',
 | 
						|
         () => { expect(isNumeric('a')).toBe(false); });
 | 
						|
 | 
						|
      it('should return false when passing parseable but non numeric',
 | 
						|
         () => { expect(isNumeric('2a')).toBe(false); });
 | 
						|
    });
 | 
						|
  });
 | 
						|
})();
 |