Function verifyPathChildElement

src/material/icon/icon.spec.ts:41–48

* Verifies that an element contains a single ` ` child element whose "id" attribute has * the specified value.

(element: Element, attributeValue: string)

 * the specified value.
 */
function verifyPathChildElement(element: Element, attributeValue: string): void {
  expect(element.childNodes.length).toBe(1);
  const pathElement = element.childNodes[0] as SVGPathElement;
  expect(pathElement.tagName.toLowerCase()).toBe('path');

  // The testing data SVGs have the name attribute set for verification.
  expect(pathElement.getAttribute('name')).toBe(attributeValue);
}

/** Creates a test component fixture. */
function createComponent<T>(component: Type<T>, providers: Provider[] = []) {