Function defineTestVariables

src/aria/tree/tree.spec.ts:73–80

()

  }

  function defineTestVariables() {
    const treeDebugElement = fixture.debugElement.query(By.directive(Tree));
    const treeItemDebugElements = fixture.debugElement.queryAll(By.directive(TreeItem));

    treeElement = treeDebugElement.nativeElement as HTMLElement;
    treeInstance = treeDebugElement.componentInstance as Tree<string>;
    treeItemElements = treeItemDebugElements.map(debugEl => debugEl.nativeElement);
  }

  async function updateTree(
    config: {