Function waitForData

extensions/amp-list/1.0/test/test-component.js:26–35

(component, callCount = 1)

  });

  async function waitForData(component, callCount = 1) {
    await waitFor(
      () => fetchJson.callCount === callCount,
      'expected fetchJson to have been called' +
        (callCount > 1 ? ` ${callCount} times` : '')
    );
    // Ensure everything has settled:
    await macroTask();
    component.update();
  }

  describe('default behavior', () => {
    it('should render a "loading" state first', async () => {