angular-cn/modules/angular2/test/common/pipes/i18n_select_pipe_spec.ts

53 lines
1.5 KiB
TypeScript

import {
ddescribe,
describe,
it,
iit,
xit,
expect,
beforeEach,
afterEach
} from 'angular2/testing_internal';
import {I18nSelectPipe} from 'angular2/common';
import {PipeResolver} from 'angular2/src/core/linker/pipe_resolver';
export function main() {
describe("I18nSelectPipe", () => {
var pipe;
var mapping = {'male': 'Invite him.', 'female': 'Invite her.', 'other': 'Invite them.'};
beforeEach(() => { pipe = new I18nSelectPipe(); });
it('should be marked as pure',
() => { expect(new PipeResolver().resolve(I18nSelectPipe).pure).toEqual(true); });
describe("transform", () => {
it("should return male text if value is male", () => {
var val = pipe.transform('male', [mapping]);
expect(val).toEqual('Invite him.');
});
it("should return female text if value is female", () => {
var val = pipe.transform('female', [mapping]);
expect(val).toEqual('Invite her.');
});
it("should return other text if value is anything other than male or female", () => {
var val = pipe.transform('Anything else', [mapping]);
expect(val).toEqual('Invite them.');
});
it("should use 'other' if value is undefined", () => {
var gender;
var val = pipe.transform(gender, [mapping]);
expect(val).toEqual('Invite them.');
});
it("should not support bad arguments",
() => { expect(() => pipe.transform('male', ['hey'])).toThrowError(); });
});
});
}