test(aria/grid): generate additional methods and tests for Grid harness

Author: adolgachev

goldens/aria/grid/testing/index.api.md

@@ -17,7 +17,9 @@ export class GridCellHarness extends ContentContainerComponentHarness {
     getText(): Promise<string>;
     // (undocumented)
     static hostSelector: string;
+    isActive(): Promise<boolean>;
     isDisabled(): Promise<boolean>;
+    isFocused(): Promise<boolean>;
     isSelected(): Promise<boolean>;
     static with(options?: GridCellHarnessFilters): HarnessPredicate<GridCellHarness>;
 }

src/aria/grid/testing/grid-harness.spec.ts

@@ -97,6 +97,19 @@ describe('Grid Harness', () => {
     const rows = await loader.getAllHarnesses(GridRowHarness);
     expect(await rows[0].getCellTextByIndex()).toEqual(['Cell 1.1', 'Cell 1.2']);
   });
+
+  it('reports the active state of a cell', async () => {
+    const cell = await loader.getHarness(GridCellHarness.with({text: 'Cell 1.1'}));
+    expect(await cell.isActive()).toBeTrue();
+  });
+
+  it('reports the focused state of a cell', async () => {
+    const cell = await loader.getHarness(GridCellHarness.with({text: 'Cell 1.1'}));
+    expect(await cell.isFocused()).toBeFalse();
+
+    await cell.focus();
+    expect(await cell.isFocused()).toBeTrue();
+  });
 });
 
 @Component({

src/aria/grid/testing/grid-harness.ts

@@ -79,6 +79,18 @@ export class GridCellHarness extends ContentContainerComponentHarness {
     const host = await this.host();
     return host.blur();
   }
+
+  /** Whether the cell is active. */
+  async isActive(): Promise<boolean> {
+    const host = await this.host();
+    return (await host.getAttribute('data-active')) === 'true';
+  }
+
+  /** Whether the cell is focused. */
+  async isFocused(): Promise<boolean> {
+    const host = await this.host();
+    return host.isFocused();
+  }
 }
 
 /** Harness for interacting with a standard ngGridRow in tests. */