Function executeTest

packages/core/test/acceptance/view_container_ref_spec.ts:653–671

(template: string)

  describe('destroy should clean the DOM in all cases:', () => {
    function executeTest(template: string) {
      TestBed.overrideTemplate(DestroyCasesComp, template).configureTestingModule({
        schemas: [NO_ERRORS_SCHEMA],
      });

      const fixture = TestBed.createComponent(DestroyCasesComp);
      fixture.detectChanges();
      const initial = fixture.nativeElement.innerHTML;

      const structDirs = fixture.componentInstance.structDirs.toArray();

      structDirs.forEach((structDir) => structDir.create());
      fixture.detectChanges();
      expect(fixture.nativeElement).toHaveText('Foo');

      structDirs.forEach((structDir) => structDir.destroy());
      fixture.detectChanges();
      expect(fixture.nativeElement.innerHTML).toEqual(initial);
    }

    it('when nested ng-container', () => {
      executeTest(`