Function getNgContentAttr

packages/core/test/acceptance/component_spec.ts:576–580

(element: HTMLElement)

    const secondParentEl: HTMLElement = fixture.nativeElement.querySelector('parent-comp');
    const elementFromRenderer: HTMLElement = fixture.nativeElement.querySelector('p');
    const getNgContentAttr = (element: HTMLElement) => {
      return Array.from(element.attributes)
        .map((a) => a.name)
        .find((a) => /ngcontent/.test(a));
    };

    const hostNgContentAttr = getNgContentAttr(secondParentEl);
    const viewNgContentAttr = getNgContentAttr(elementFromRenderer);