designMode.service.spec.ts
1.01 KB
import {DesignModeService} from './designMode.service';
describe('DesignMode Service', () => {
let service: DesignModeService;
beforeEach(() => {
service = new DesignModeService();
});
it('has the designModeOn equals false as default', () => {
expect(service.isInDesignMode()).toBeFalsy();
});
it('allows set the designMode value', () => {
spyOn(service.onToggle, 'next').and.stub();
service.setInDesignMode(true);
expect(service.isInDesignMode).toBeTruthy();
});
it('emits the onToggle event when changing the designModeOn property', () => {
spyOn(service.onToggle, 'next').and.stub();
service.setInDesignMode(true);
expect(service.onToggle.next).toHaveBeenCalled();
});
it('does not emit onToggle event when there is no change on designModeOn property', () => {
spyOn(service.onToggle, 'next').and.stub();
service.setInDesignMode(false);
expect(service.onToggle.next).not.toHaveBeenCalled();
});
});