SAP Spartacus popover Component 的单元测试

describe('hint', () => {
    beforeEach(() => {
      fixture.detectChanges();
    });
    it('should not show hint by default', () => {
      const el = fixture.debugElement.query(
        By.css('cx-popover > .popover-body > p')
      );
      expect(el).toBeFalsy();
    });

    it('should display hint after click info button', () => {
      const infoButton = fixture.debugElement.query(
        By.css('button[ng-reflect-cx-popover]')
      ).nativeElement;
      infoButton.click();
      const el = fixture.debugElement.query(
        By.css('cx-popover > .popover-body > p')
      );
      expect(el).toBeTruthy();
      expect(el.nativeElement.innerText).toBe('organization.budget.hint');
    });
  });

button[ng-reflect-cx-popover]