angular-cn/modules/@angular/facade/test/lang_spec.ts

44 lines
1.5 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 {NumberWrapper, escapeRegExp} from '../src/lang';
export function main() {
describe('RegExp', () => {
it('should escape regexp', () => {
expect(new RegExp(escapeRegExp('b')).exec('abc')).toBeTruthy();
expect(new RegExp(escapeRegExp('b')).exec('adc')).toBeFalsy();
expect(new RegExp(escapeRegExp('a.b')).exec('a.b')).toBeTruthy();
expect(new RegExp(escapeRegExp('a.b')).exec('axb')).toBeFalsy();
});
});
describe('Number', () => {
describe('isNumeric', () => {
it('should return true when passing correct numeric string',
() => { expect(NumberWrapper.isNumeric('2')).toBe(true); });
it('should return true when passing correct double string',
() => { expect(NumberWrapper.isNumeric('1.123')).toBe(true); });
it('should return true when passing correct negative string',
() => { expect(NumberWrapper.isNumeric('-2')).toBe(true); });
it('should return true when passing correct scientific notation string',
() => { expect(NumberWrapper.isNumeric('1e5')).toBe(true); });
it('should return false when passing incorrect numeric',
() => { expect(NumberWrapper.isNumeric('a')).toBe(false); });
it('should return false when passing parseable but non numeric',
() => { expect(NumberWrapper.isNumeric('2a')).toBe(false); });
});
});
}