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import { Component, Output, EventEmitter } from '@angular/core';
import { async, ComponentFixture, TestBed, fakeAsync, tick } from '@angular/core/testing';
import { By } from '@angular/platform-browser';
import { of } from 'rxjs';
import { delay } from 'rxjs/operators';
import { UserInfo } from '../user-info';
import { UserDialogComponent } from './user-dialog.component';
import { UserService, UserLoginState } from '../user-service/user.service';
import { LoginEvent } from '../user-login/user-login.component';
@Component({
/* tslint:disable-next-line:component-selector*/
selector: 'mat-progress-spinner',
template: ''
})
class MatProgressSpinnerStubComponent { }
@Component({
selector: 'app-user-login',
/* tslint:disable-next-line:use-input-property-decorator*/
inputs: ['message'],
template: ''
})
class UserLoginStubComponent {
@Output()
login = new EventEmitter<LoginEvent>();
}
@Component({
selector: 'app-user-login-success',
/* tslint:disable-next-line:use-input-property-decorator*/
inputs: ['userInfo', 'displayLoginSuccessMessage'],
template: ''
})
class UserLoginSuccessStubComponent { }
describe('UserDialogComponent', () => {
let component: UserDialogComponent;
let fixture: ComponentFixture<UserDialogComponent>;
let mockUserService: jasmine.SpyObj<UserService>;
beforeEach(async(() => {
mockUserService = jasmine.createSpyObj('UserService', ['validateUserLoginState', 'tryLogin']);
TestBed.configureTestingModule({
declarations: [UserDialogComponent, MatProgressSpinnerStubComponent,
UserLoginStubComponent, UserLoginSuccessStubComponent],
providers: [{ provide: UserService, useValue: mockUserService }]
})
.compileComponents();
}));
beforeEach(() => {
fixture = TestBed.createComponent(UserDialogComponent);
component = fixture.componentInstance;
});
it('progress spinner should work well', fakeAsync(() => {
mockUserService.validateUserLoginState.and.returnValue(of(<UserLoginState>{ state: 'nologin' }).pipe(delay(10)));
fixture.detectChanges();
expect(fixture.debugElement.query(By.css('mat-progress-spinner'))).toBeTruthy();
tick(10);
fixture.detectChanges();
expect(fixture.debugElement.query(By.css('mat-progress-spinner'))).toBeFalsy();
}));
it('nologin should work well', () => {
mockUserService.validateUserLoginState.and.returnValue(of(<UserLoginState>{ state: 'nologin' }));
fixture.detectChanges();
expect(mockUserService.validateUserLoginState).toHaveBeenCalled();
expect(fixture.debugElement.query(By.css('app-user-login'))).toBeTruthy();
expect(fixture.debugElement.query(By.css('app-user-login-success'))).toBeFalsy();
});
it('success should work well', () => {
mockUserService.validateUserLoginState.and.returnValue(of(<UserLoginState>{ state: 'success', userInfo: {} }));
fixture.detectChanges();
expect(mockUserService.validateUserLoginState).toHaveBeenCalled();
expect(fixture.debugElement.query(By.css('app-user-login'))).toBeFalsy();
expect(fixture.debugElement.query(By.css('app-user-login-success'))).toBeTruthy();
});
it('login should work well', () => {
mockUserService.validateUserLoginState.and.returnValue(of(<UserLoginState>{ state: 'nologin' }));
fixture.detectChanges();
expect(mockUserService.validateUserLoginState).toHaveBeenCalled();
expect(fixture.debugElement.query(By.css('app-user-login'))).toBeTruthy();
expect(fixture.debugElement.query(By.css('app-user-login-success'))).toBeFalsy();
mockUserService.tryLogin.withArgs('user', 'user').and.returnValue(of(<UserInfo>{
username: 'user',
roles: ['user']
}));
(fixture.debugElement.query(By.css('app-user-login')).componentInstance as
UserLoginStubComponent).login.emit(<LoginEvent>{
username: 'user',
password: 'user'
});
fixture.detectChanges();
expect(mockUserService.tryLogin).toHaveBeenCalledWith('user', 'user');
expect(fixture.debugElement.query(By.css('app-user-login'))).toBeFalsy();
expect(fixture.debugElement.query(By.css('app-user-login-success'))).toBeTruthy();
});
});
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