fixup! feat(aria/accordion): introduce accordion harness

Author: ok7sai

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

@@ -0,0 +1,58 @@
+## API Report File for "@angular/aria_accordion_testing"
+
+> Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).
+
+```ts
+
+import { BaseHarnessFilters } from '@angular/cdk/testing';
+import { ComponentHarness } from '@angular/cdk/testing';
+import { HarnessPredicate } from '@angular/cdk/testing';
+
+// @public
+export class AccordionGroupHarness extends ComponentHarness {
+    getPanels(filters?: AccordionPanelHarnessFilters): Promise<AccordionPanelHarness[]>;
+    getTriggers(filters?: AccordionTriggerHarnessFilters): Promise<AccordionTriggerHarness[]>;
+    static hostSelector: string;
+    static with(options?: AccordionGroupHarnessFilters): HarnessPredicate<AccordionGroupHarness>;
+}
+
+// @public
+export interface AccordionGroupHarnessFilters extends BaseHarnessFilters {
+}
+
+// @public
+export class AccordionPanelHarness extends ComponentHarness {
+    getText(): Promise<string>;
+    static hostSelector: string;
+    isExpanded(): Promise<boolean>;
+    static with(options?: AccordionPanelHarnessFilters): HarnessPredicate<AccordionPanelHarness>;
+}
+
+// @public
+export interface AccordionPanelHarnessFilters extends BaseHarnessFilters {
+    trigger?: AccordionTriggerHarness;
+}
+
+// @public
+export class AccordionTriggerHarness extends ComponentHarness {
+    blur(): Promise<void>;
+    click(): Promise<void>;
+    focus(): Promise<void>;
+    getText(): Promise<string>;
+    static hostSelector: string;
+    isDisabled(): Promise<boolean>;
+    isExpanded(): Promise<boolean>;
+    isFocused(): Promise<boolean>;
+    static with(options?: AccordionTriggerHarnessFilters): HarnessPredicate<AccordionTriggerHarness>;
+}
+
+// @public
+export interface AccordionTriggerHarnessFilters extends BaseHarnessFilters {
+    disabled?: boolean;
+    expanded?: boolean;
+    text?: string | RegExp;
+}
+
+// (No @packageDocumentation comment for this package)
+
+```