Function locatorFor

src/cdk/testing/harness-environment.ts:96–104

* Creates an asynchronous locator function that can be used to find a `ComponentHarness` instance * or element under the root element of this `HarnessEnvironment`. * * For example, given the following DOM and assuming `DivHarness.hostSelector` is `'div'` * * ```html *

(
    ...queries: T
  )

   *   each query.
   */
  locatorFor<T extends (HarnessQuery<any> | string)[]>(
    ...queries: T
  ): () => Promise<LocatorFnResult<T>> {
    return () =>
      _assertResultFound(
        this._getAllHarnessesAndTestElements(queries),
        _getDescriptionForLocatorForQueries(queries),
      );
  }

  /**
   * Creates an asynchronous locator function that can be used to find a `ComponentHarness` instance