import { Component, Type } from '@angular/core';
import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing';
import { ReactiveFormsModule } from '@angular/forms';
import { By } from '@angular/platform-browser';
import { ActivatedRoute } from '@angular/router';
import { CheckoutDeliveryFacade } from '@spartacus/checkout/root';
import { DeliveryMode, I18nTestingModule } from '@spartacus/core';
import { Observable, of } from 'rxjs';
import { LoaderState } from '../../../../../projects/core/src/state/utils/loader';
import { CheckoutConfigService } from '../../services/checkout-config.service';
import { CheckoutStepService } from '../../services/checkout-step.service';
import { DeliveryModeComponent } from './delivery-mode.component';
import createSpy = jasmine.createSpy;
@Component({
selector: 'cx-spinner',
template: '',
})
class MockSpinnerComponent {}
class MockCheckoutDeliveryService {
loadSupportedDeliveryModes = createSpy();
setDeliveryMode = createSpy();
getSupportedDeliveryModes(): Observable<DeliveryMode[]> {
return of();
}
getSelectedDeliveryMode(): Observable<DeliveryMode> {
return of();
}
getLoadSupportedDeliveryModeProcess(): Observable<LoaderState<void>> {
return of();
}
getSetDeliveryModeProcess(): Observable<LoaderState<void>> {
return of({});
}
}
class MockCheckoutConfigService {
getPreferredDeliveryMode(): string {
return '';
}
}
class MockCheckoutStepService {
next = createSpy();
back = createSpy();
getBackBntText(): string {
return 'common.back';
}
}
const mockActivatedRoute = {
snapshot: {
url: ['checkout', 'delivery-mode'],
},
};
const mockDeliveryMode1: DeliveryMode = {
code: 'standard-gross',
name: 'Standard Delivery',
deliveryCost: { formattedValue: '$10.00' },
};
const mockDeliveryMode2: DeliveryMode = {
code: 'premium-gross',
name: 'Premium Delivery',
deliveryCost: { formattedValue: '$20.00' },
};
const mockSupportedDeliveryModes: DeliveryMode[] = [
mockDeliveryMode1,
mockDeliveryMode2,
];
describe('DeliveryModeComponent', () => {
let component: DeliveryModeComponent;
let fixture: ComponentFixture<DeliveryModeComponent>;
let mockCheckoutDeliveryService: CheckoutDeliveryFacade;
let mockCheckoutConfigService: CheckoutConfigService;
let checkoutStepService: CheckoutStepService;
beforeEach(
waitForAsync(() => {
TestBed.configureTestingModule({
imports: [ReactiveFormsModule, I18nTestingModule],
declarations: [DeliveryModeComponent, MockSpinnerComponent],
providers: [
{
provide: CheckoutDeliveryFacade,
useClass: MockCheckoutDeliveryService,
},
{ provide: CheckoutStepService, useClass: MockCheckoutStepService },
{
provide: CheckoutConfigService,
useClass: MockCheckoutConfigService,
},
{ provide: ActivatedRoute, useValue: mockActivatedRoute },
],
}).compileComponents();
mockCheckoutDeliveryService = TestBed.inject(CheckoutDeliveryFacade);
mockCheckoutConfigService = TestBed.inject(CheckoutConfigService);
checkoutStepService = TestBed.inject(
CheckoutStepService as Type<CheckoutStepService>
);
})
);
beforeEach(() => {
fixture = TestBed.createComponent(DeliveryModeComponent);
component = fixture.componentInstance;
});
it('should be created', () => {
expect(component).toBeTruthy();
});
it('should get supported delivery modes', () => {
spyOn(
mockCheckoutDeliveryService,
'getSupportedDeliveryModes'
).and.returnValue(of(mockSupportedDeliveryModes));
component.ngOnInit();
component.supportedDeliveryModes$.subscribe((modes) => {
expect(modes).toBe(mockSupportedDeliveryModes);
});
});
it('should pre-select preferred delivery mode if not chosen before', () => {
spyOn(
mockCheckoutDeliveryService,
'getSupportedDeliveryModes'
).and.returnValue(of(mockSupportedDeliveryModes));
spyOn(
mockCheckoutDeliveryService,
'getSelectedDeliveryMode'
).and.returnValue(of(null));
spyOn(
mockCheckoutConfigService,
'getPreferredDeliveryMode'
).and.returnValue(mockDeliveryMode1.code);
component.ngOnInit();
expect(
mockCheckoutConfigService.getPreferredDeliveryMode
).toHaveBeenCalledWith(mockSupportedDeliveryModes);
expect(component.mode.controls['deliveryModeId'].value).toBe(
mockDeliveryMode1.code
);
});
it('should select the delivery mode, which has been chosen before', () => {
spyOn(
mockCheckoutDeliveryService,
'getSupportedDeliveryModes'
).and.returnValue(of(mockSupportedDeliveryModes));
spyOn(
mockCheckoutDeliveryService,
'getSelectedDeliveryMode'
).and.returnValue(of(mockDeliveryMode2));
spyOn(
mockCheckoutConfigService,
'getPreferredDeliveryMode'
).and.returnValue(mockDeliveryMode1.code);
component.ngOnInit();
expect(
mockCheckoutConfigService.getPreferredDeliveryMode
).not.toHaveBeenCalled();
expect(component.mode.controls['deliveryModeId'].value).toBe(
mockDeliveryMode2.code
);
});
it('should change step after invoking back()', () => {
component.back();
expect(checkoutStepService.back).toHaveBeenCalledWith(
<any>mockActivatedRoute
);
});
it('should get deliveryModeInvalid()', () => {
const invalid = component.deliveryModeInvalid;
expect(invalid).toBe(true);
});
it('should reload delivery modes on error', () => {
spyOn(
mockCheckoutDeliveryService,
'getLoadSupportedDeliveryModeProcess'
).and.returnValue(of({ loading: false, success: false, error: true }));
component.ngOnInit();
expect(
mockCheckoutDeliveryService.loadSupportedDeliveryModes
).toHaveBeenCalledTimes(1);
});
describe('Shipping method radio input', () => {
const getRadioInput = () =>
fixture.debugElement.query(By.css('.form-check .form-check-input'));
it('should be displayed by default', () => {
spyOn(
mockCheckoutDeliveryService,
'getSupportedDeliveryModes'
).and.returnValue(of(mockSupportedDeliveryModes));
component.ngOnInit();
fixture.detectChanges();
expect(getRadioInput().nativeElement).toBeTruthy();
});
it('should not be displayed when there is another ongoing request', () => {
spyOn(
mockCheckoutDeliveryService,
'getSupportedDeliveryModes'
).and.returnValue(of(mockSupportedDeliveryModes));
component.ngOnInit();
component.deliveryModeLoaded$ = of(false);
fixture.detectChanges();
expect(getRadioInput()).not.toBeTruthy();
});
});
describe('UI continue button', () => {
const getContinueBtn = () =>
fixture.debugElement.query(By.css('.cx-checkout-btns .btn-primary'));
const setDeliveryModeId = (value: string) => {
component.mode.controls['deliveryModeId'].setValue(value);
};
it('should be disabled when delivery mode is not selected', () => {
setDeliveryModeId(null);
fixture.detectChanges();
expect(getContinueBtn().nativeElement.disabled).toBe(true);
});
it('should be enabled when delivery mode is selected', () => {
setDeliveryModeId(mockDeliveryMode1.code);
fixture.detectChanges();
expect(getContinueBtn().nativeElement.disabled).toBe(false);
});
it('should call "next" function after being clicked', () => {
spyOn(component, 'next');
setDeliveryModeId(mockDeliveryMode1.code);
fixture.detectChanges();
getContinueBtn().nativeElement.click();
fixture.detectChanges();
expect(component.next).toHaveBeenCalled();
});
});
describe('UI back button', () => {
const getBackBtn = () =>
fixture.debugElement.query(By.css('.cx-checkout-btns .btn-action'));
it('should call "back" function after being clicked', () => {
spyOn(component, 'back');
fixture.detectChanges();
getBackBtn().nativeElement.click();
expect(component.back).toHaveBeenCalled();
});
});
});
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