import {async, ComponentFixture, TestBed} from '@angular/core/testing';
import { CardComponent } from './card.component';
import { CardService } from './card.service';

describe('CardComponent', () => {
	let component: CardComponent;
	let fixture: ComponentFixture<CardComponent>;
	let card: CardService;

	beforeEach(async(() => {
		TestBed.configureTestingModule({
			declarations: [CardComponent],
			providers: [CardService],
		}).compileComponents();
	}));

	beforeEach(() => {
		fixture = TestBed.createComponent(CardComponent);
		component = fixture.componentInstance;
		card = TestBed.inject(CardService);
		component.cardTitle = 'cardTitle';
		component.styleTitle = 'font-weight-bold font-size-16';
		component.showBorder = true;
		component.link = { show: false, text: null };
		component.showToggle = { status: false, display: '' };
		component.showCardExpansion = false;
		component.showSeparator = false;
		component.toogleState = false;
		component.expansionState = false;
		component.linkState = false;
		component.classes = null;
		fixture.detectChanges();
	});

	it('should implement ngOnInit', () => {
		component.applyClasses = jest.fn();
		component.ngOnInit();
		expect(component.applyClasses).toHaveBeenCalled();
	});

	it('should return valid classes passed', () => {
		const classes = [component.styleTitle, component.showBorder ? 'title-border' : ''].join(' ');
		component.applyClasses(component.styleTitle, component.showBorder);
		expect(classes).toBe(component.classes);
	});

	it('should toggle', () => {
		card.triggerEvent = jest.fn();
		component.onToggle();
		expect(component.toogleState).toBe(true);
		expect(card.triggerEvent).toHaveBeenCalled();
	});

	it('should expand', () => {
		card.triggerEvent = jest.fn();
		component.onExpansion();
		expect(component.expansionState).toBe(true);
		expect(card.triggerEvent).toHaveBeenCalled();
	});

	it('should respond to link clicked', () => {
		card.triggerEvent = jest.fn();
		component.onLink();
		expect(component.linkState).toBe(true);
		expect(card.triggerEvent).toHaveBeenCalled();
	});

	it('should trigger an event', done => {
		card.exposeEvent().subscribe(data => {
			expect(data).toBe(true);
			done();
		});
		card.triggerEvent(true);
	});

	it('should create', () => {
		expect(component).toBeTruthy();
	});
});