test: Convert tests for cdk-experimental, components-examples, google-maps, youtube-player to zoneless (#29181)

(cherry picked from commit 9404e5f)

Author: mmalerba

src/cdk-experimental/combobox/combobox.spec.ts

@@ -1,14 +1,7 @@
 import {CdkComboboxPopup} from '@angular/cdk-experimental/combobox/combobox-popup';
 import {DOWN_ARROW, ESCAPE} from '@angular/cdk/keycodes';
 import {dispatchKeyboardEvent, dispatchMouseEvent} from '@angular/cdk/testing/private';
-import {
-  Component,
-  DebugElement,
-  ElementRef,
-  ViewChild,
-  provideZoneChangeDetection,
-  signal,
-} from '@angular/core';
+import {Component, DebugElement, ElementRef, ViewChild, signal} from '@angular/core';
 import {ComponentFixture, TestBed, waitForAsync} from '@angular/core/testing';
 import {By} from '@angular/platform-browser';
 import {CdkCombobox} from './combobox';
@@ -32,7 +25,6 @@ describe('Combobox', () => {
 
     beforeEach(waitForAsync(() => {
       TestBed.configureTestingModule({
-        providers: [provideZoneChangeDetection()],
         imports: [CdkComboboxModule, ComboboxToggle],
       }).compileComponents();
     }));
@@ -54,11 +46,13 @@ describe('Combobox', () => {
 
     it('should update the aria disabled attribute', () => {
       comboboxInstance.disabled = true;
+      fixture.changeDetectorRef.markForCheck();
       fixture.detectChanges();
 
       expect(comboboxElement.getAttribute('aria-disabled')).toBe('true');
 
       comboboxInstance.disabled = false;
+      fixture.changeDetectorRef.markForCheck();
       fixture.detectChanges();
 
       expect(comboboxElement.getAttribute('aria-disabled')).toBe('false');
@@ -129,6 +123,7 @@ describe('Combobox', () => {
     it('should not open panel when disabled', () => {
       expect(comboboxInstance.isOpen()).toBeFalse();
       comboboxInstance.disabled = true;
+      fixture.changeDetectorRef.markForCheck();
       fixture.detectChanges();
 
       dispatchMouseEvent(comboboxElement, 'click');

src/cdk-experimental/combobox/combobox.ts

@@ -5,8 +5,21 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
+import {Directionality} from '@angular/cdk/bidi';
+import {BooleanInput, coerceArray, coerceBooleanProperty} from '@angular/cdk/coercion';
+import {DOWN_ARROW, ENTER, ESCAPE, TAB} from '@angular/cdk/keycodes';
+import {
+  ConnectedPosition,
+  FlexibleConnectedPositionStrategy,
+  Overlay,
+  OverlayConfig,
+  OverlayRef,
+} from '@angular/cdk/overlay';
+import {_getEventTarget} from '@angular/cdk/platform';
+import {TemplatePortal} from '@angular/cdk/portal';
 import {DOCUMENT} from '@angular/common';
 import {
+  ChangeDetectorRef,
   Directive,
   ElementRef,
   EventEmitter,
@@ -19,19 +32,8 @@ import {
   Output,
   TemplateRef,
   ViewContainerRef,
+  inject,
 } from '@angular/core';
-import {TemplatePortal} from '@angular/cdk/portal';
-import {
-  ConnectedPosition,
-  FlexibleConnectedPositionStrategy,
-  Overlay,
-  OverlayConfig,
-  OverlayRef,
-} from '@angular/cdk/overlay';
-import {Directionality} from '@angular/cdk/bidi';
-import {BooleanInput, coerceArray, coerceBooleanProperty} from '@angular/cdk/coercion';
-import {_getEventTarget} from '@angular/cdk/platform';
-import {DOWN_ARROW, ENTER, ESCAPE, TAB} from '@angular/cdk/keycodes';
 
 export type AriaHasPopupValue = 'false' | 'true' | 'menu' | 'listbox' | 'tree' | 'grid' | 'dialog';
 export type OpenAction = 'focus' | 'click' | 'downKey' | 'toggle';
@@ -107,6 +109,8 @@ export class CdkCombobox<T = unknown> implements OnDestroy {
   contentId: string = '';
   contentType: AriaHasPopupValue;
 
+  private _changeDetectorRef = inject(ChangeDetectorRef);
+
   constructor(
     private readonly _elementRef: ElementRef<HTMLElement>,
     private readonly _overlay: Overlay,
@@ -193,6 +197,7 @@ export class CdkCombobox<T = unknown> implements OnDestroy {
       this.opened.next();
       this._overlayRef = this._overlayRef || this._overlay.create(this._getOverlayConfig());
       this._overlayRef.attach(this._getPanelContent());
+      this._changeDetectorRef.markForCheck();
       if (!this._isTextTrigger()) {
         // TODO: instead of using a focus function, potentially use cdk/a11y focus trapping
         this._doc.getElementById(this.contentId)?.focus();
@@ -205,6 +210,7 @@ export class CdkCombobox<T = unknown> implements OnDestroy {
     if (this.isOpen() && !this.disabled) {
       this.closed.next();
       this._overlayRef.detach();
+      this._changeDetectorRef.markForCheck();
     }
   }