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import { async, ComponentFixture } from '@angular/core/testing';
import { By } from '@angular/platform-browser';
import { ConfigureFn, configureTests } from '../../../../../jest/test-config.helper';
import 'jest-dom/extend-expect';
import {HierarchyNavigationComponent} from "./hierarchy-navigation.component";
import {HierarchyDisplayOptions} from "./hierarchy-display-options";
describe('hierarchyNavigationComponent', () => {
let fixture: ComponentFixture<HierarchyNavigationComponent>;
let hierarchyDisplayOptions: HierarchyDisplayOptions;
beforeEach(
async(() => {
const configure: ConfigureFn = testBed => {
testBed.configureTestingModule({
declarations: [HierarchyNavigationComponent]
});
};
configureTests(configure).then(testBed => {
fixture = testBed.createComponent(HierarchyNavigationComponent);
hierarchyDisplayOptions = new HierarchyDisplayOptions("id", "name", "children");
fixture.componentInstance.displayOptions = hierarchyDisplayOptions;
fixture.detectChanges();
fixture.componentInstance.displayData = [{name: "aaa", id: "1", children: [{name: "bbb", id: "1.1"}, {name: "ccc", id: "1.2", children: [{name: "aaa", id: "1.2.1"}]}]}, {name: "bbb", id: "2"}];
fixture.detectChanges();
});
})
);
it('should have a selected class after user click on a tree node',
() => {
let firstNodeElement = fixture.debugElement.query(By.css('.node-item'));
fixture.componentInstance.updateSelected.subscribe((item) => {
fixture.componentInstance.selectedItem = item.id;
fixture.detectChanges();
});
firstNodeElement.nativeElement.click();
fixture.whenStable().then(() => {
expect(firstNodeElement.children[0].nativeElement).toHaveClass('selected');
});
});
it('should call onClick function when user click on a tree node',
() => {
spyOn(fixture.componentInstance, 'onClick');
let firstNodeElement = fixture.debugElement.query(By.css('.node-item')).nativeElement;
firstNodeElement.click();
expect(fixture.componentInstance.onClick).toHaveBeenCalled();
});
});
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