it('should calculate the sort attribute for an id', () => {
// WHEN
const result = comp.sort();
// THEN
expect(result).toEqual(['id,desc']);
});
it('should not load a page is the page is the same as the previous page', () => {
spyOn(service, 'query').and.callThrough();
// WHEN
comp.loadPage(0);
// THEN
expect(service.query).toHaveBeenCalledTimes(0);
});
it('should calculate the sort attribute for a non-id attribute', () => {
// GIVEN
comp.predicate = 'name';
// WHEN
const result = comp.sort();
// THEN
expect(result).toEqual(['name,desc', 'id']);
});
it('should re-initialize the page', () => {
// GIVEN
const headers = new HttpHeaders().append('link', 'link;link');
spyOn(service, 'query').and.returnValue(
Observable.of(
new HttpResponse({
body: [new Todo(123)],
headers
})
)
);
// WHEN
comp.loadPage(1);
comp.clear();
// THEN
expect(comp.page).toEqual(0);
expect(service.query).toHaveBeenCalledTimes(2);
expect(comp.todos[0]).toEqual(jasmine.objectContaining({ id: 123 }));
});
it('Should call load all on init', () => {
// GIVEN
const headers = new HttpHeaders().append('link', 'link;link');
spyOn(service, 'query').and.returnValue(
Observable.of(
new HttpResponse({
body: [new Todo(123)],
headers
})
)
);
// WHEN
comp.ngOnInit();
// THEN
expect(service.query).toHaveBeenCalled();
expect(comp.todos[0]).toEqual(jasmine.objectContaining({ id: 123 }));
});
describe('Todo Management Component', () => {
let comp: TodoComponent;
let fixture: ComponentFixture<TodoComponent>;
let service: TodoService;
beforeEach(() => {
TestBed.configureTestingModule({
imports: [Jhipster5Java10TestModule],
declarations: [TodoComponent],
providers: [
TodoService,
{
provide: ActivatedRoute,
useValue: {
data: {
subscribe: (fn: (value: Data) => void) =>
fn({
pagingParams: {
predicate: 'id',
reverse: false,
page: 0
}
})
}
}
}
]
})
.overrideTemplate(TodoComponent, '')
.compileComponents();
fixture = TestBed.createComponent(TodoComponent);
comp = fixture.componentInstance;
service = fixture.debugElement.injector.get(TodoService);
});
it('Should call load all on init', () => {
// GIVEN
const headers = new HttpHeaders().append('link', 'link;link');
spyOn(service, 'query').and.returnValue(
Observable.of(
new HttpResponse({
body: [new Todo(123)],
headers
})
)
);
// WHEN
comp.ngOnInit();
// THEN
expect(service.query).toHaveBeenCalled();
expect(comp.todos[0]).toEqual(jasmine.objectContaining({ id: 123 }));
});
it('should load a page', () => {
// GIVEN
const headers = new HttpHeaders().append('link', 'link;link');
spyOn(service, 'query').and.returnValue(
Observable.of(
new HttpResponse({
body: [new Todo(123)],
headers
})
)
);
// WHEN
comp.loadPage(1);
// THEN
expect(service.query).toHaveBeenCalled();
expect(comp.todos[0]).toEqual(jasmine.objectContaining({ id: 123 }));
});
it('should not load a page is the page is the same as the previous page', () => {
spyOn(service, 'query').and.callThrough();
// WHEN
comp.loadPage(0);
// THEN
expect(service.query).toHaveBeenCalledTimes(0);
});
it('should re-initialize the page', () => {
// GIVEN
const headers = new HttpHeaders().append('link', 'link;link');
spyOn(service, 'query').and.returnValue(
Observable.of(
new HttpResponse({
body: [new Todo(123)],
headers
})
)
);
// WHEN
comp.loadPage(1);
comp.clear();
// THEN
expect(comp.page).toEqual(0);
expect(service.query).toHaveBeenCalledTimes(2);
expect(comp.todos[0]).toEqual(jasmine.objectContaining({ id: 123 }));
});
it('should calculate the sort attribute for an id', () => {
// WHEN
const result = comp.sort();
// THEN
expect(result).toEqual(['id,desc']);
});
it('should calculate the sort attribute for a non-id attribute', () => {
// GIVEN
comp.predicate = 'name';
// WHEN
const result = comp.sort();
// THEN
expect(result).toEqual(['name,desc', 'id']);
});
});