angular-cn/modules/@angular/common/test/pipes/number_pipe_spec.ts

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import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach,} from '@angular/core/testing/testing_internal';
import {browserDetection} from '@angular/platform-browser/testing';
import {DecimalPipe, PercentPipe, CurrencyPipe} from '@angular/common';
export function main() {
describe('Number pipes', () => {
// TODO(mlaval): enable tests when Intl API is no longer used, see
// https://github.com/angular/angular/issues/3333
if (browserDetection.supportsIntlApi) {
describe('DecimalPipe', () => {
var pipe: any /** TODO #9100 */;
beforeEach(() => { pipe = new DecimalPipe(); });
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 not support other objects',
() => { expect(() => pipe.transform(new Object())).toThrowError(); });
});
});
describe('PercentPipe', () => {
var pipe: any /** TODO #9100 */;
beforeEach(() => { pipe = new PercentPipe(); });
describe('transform', () => {
it('should return correct value for numbers', () => {
expect(pipe.transform(1.23)).toEqual('123%');
expect(pipe.transform(1.2, '.2')).toEqual('120.00%');
});
it('should not support other objects',
() => { expect(() => pipe.transform(new Object())).toThrowError(); });
});
});
describe('CurrencyPipe', () => {
var pipe: any /** TODO #9100 */;
beforeEach(() => { pipe = new CurrencyPipe(); });
describe('transform', () => {
it('should return correct value for numbers', () => {
expect(pipe.transform(123)).toEqual('USD123');
expect(pipe.transform(12, 'EUR', false, '.2')).toEqual('EUR12.00');
});
it('should not support other objects',
() => { expect(() => pipe.transform(new Object())).toThrowError(); });
});
});
}
});
}