angular-docs-cn/public/docs/_examples/testing/ts/app/shared/title-case.pipe.spec.ts

35 lines
991 B
TypeScript

// #docplaster
// #docregion
import { TitleCasePipe } from './title-case.pipe';
// #docregion excerpt, mini-excerpt
describe('TitleCasePipe', () => {
// This pipe is a pure, stateless function so no need for BeforeEach
let pipe = new TitleCasePipe();
it('transforms "abc" to "Abc"', () => {
expect(pipe.transform('abc')).toBe('Abc');
});
// #enddocregion mini-excerpt
it('transforms "abc def" to "Abc Def"', () => {
expect(pipe.transform('abc def')).toBe('Abc Def');
});
// ... more tests ...
// #enddocregion excerpt
it('leaves "Abc Def" unchanged', () => {
expect(pipe.transform('Abc Def')).toBe('Abc Def');
});
it('transforms "abc-def" to "Abc-def"', () => {
expect(pipe.transform('abc-def')).toBe('Abc-def');
});
it('transforms " abc def" to " Abc Def" (preserves spaces) ', () => {
expect(pipe.transform(' abc def')).toBe(' Abc Def');
});
// #docregion excerpt, mini-excerpt
});
// #enddocregion excerpt, mini-excerpt