test: Remove MockNgZone (#28775)

Author: mmalerba

src/cdk/testing/private/mock-ng-zone.ts

@@ -6,9 +6,8 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-export * from './wrapped-error-message';
-export * from './mock-ng-zone';
 export * from './text-dedent';
+export * from './wrapped-error-message';
 
 // Re-exported for convenience.
 export * from '../testbed/fake-events';

src/cdk/testing/private/public-api.ts

@@ -15,21 +15,19 @@ import {
 import {
   dispatchFakeEvent,
   dispatchKeyboardEvent,
-  MockNgZone,
   patchElementFocus,
   typeInElement,
 } from '@angular/cdk/testing/private';
 import {
   Component,
   DebugElement,
-  NgZone,
+  EventEmitter,
   QueryList,
   Type,
   ViewChild,
   ViewChildren,
-  EventEmitter,
 } from '@angular/core';
-import {ComponentFixture, fakeAsync, flush, TestBed, tick} from '@angular/core/testing';
+import {ComponentFixture, TestBed, fakeAsync, flush, tick} from '@angular/core/testing';
 import {FormControl, FormsModule, NgForm, ReactiveFormsModule, Validators} from '@angular/forms';
 import {MatFormFieldModule} from '@angular/material/form-field';
 import {MatInputModule} from '@angular/material/input';
@@ -42,7 +40,6 @@ describe('MDC-based MatChipGrid', () => {
   let chipGridNativeElement: HTMLElement;
   let chipGridInstance: MatChipGrid;
   let chips: QueryList<MatChipRow>;
-  let zone: MockNgZone;
   let testComponent: StandardChipGrid;
   let directionality: {value: Direction; change: EventEmitter<Direction>};
   let primaryActions: NodeListOf<HTMLElement>;
@@ -194,7 +191,6 @@ describe('MDC-based MatChipGrid', () => {
           midItem.focus();
           (document.activeElement as HTMLElement).blur();
           tick();
-          zone.simulateZoneExit();
 
           // Destroy the middle item
           testComponent.chips.splice(2, 1);
@@ -720,7 +716,6 @@ describe('MDC-based MatChipGrid', () => {
       firstAction.blur();
       fixture.detectChanges();
       fixture.detectChanges();
-      zone.simulateZoneExit();
       fixture.detectChanges();
       flush();
 
@@ -1007,10 +1002,7 @@ describe('MDC-based MatChipGrid', () => {
         MatInputModule,
         animationsModule,
       ],
-      providers: [
-        {provide: NgZone, useFactory: () => (zone = new MockNgZone())},
-        {provide: Directionality, useValue: directionality},
-      ],
+      providers: [{provide: Directionality, useValue: directionality}],
       declarations: [component],
     }).compileComponents();
 

src/material/chips/chip-grid.spec.ts

@@ -3,20 +3,18 @@ import {END, HOME, LEFT_ARROW, RIGHT_ARROW, SPACE, TAB} from '@angular/cdk/keyco
 import {
   dispatchFakeEvent,
   dispatchKeyboardEvent,
-  MockNgZone,
   patchElementFocus,
 } from '@angular/cdk/testing/private';
 import {
   Component,
   DebugElement,
-  NgZone,
+  EventEmitter,
   QueryList,
   Type,
   ViewChild,
   ViewChildren,
-  EventEmitter,
 } from '@angular/core';
-import {ComponentFixture, fakeAsync, flush, TestBed, tick} from '@angular/core/testing';
+import {ComponentFixture, TestBed, fakeAsync, flush, tick} from '@angular/core/testing';
 import {FormControl, FormsModule, ReactiveFormsModule} from '@angular/forms';
 import {By} from '@angular/platform-browser';
 import {MatChipListbox, MatChipOption, MatChipsModule} from './index';
@@ -28,7 +26,6 @@ describe('MDC-based MatChipListbox', () => {
   let chipListboxInstance: MatChipListbox;
   let testComponent: StandardChipListbox;
   let chips: QueryList<MatChipOption>;
-  let zone: MockNgZone;
   let directionality: {value: Direction; change: EventEmitter<Direction>};
   let primaryActions: NodeListOf<HTMLElement>;
 
@@ -223,7 +220,6 @@ describe('MDC-based MatChipListbox', () => {
           midItem.focus();
           (document.activeElement as HTMLElement).blur();
           tick();
-          zone.simulateZoneExit();
 
           // Destroy the middle item
           testComponent.chips.splice(2, 1);
@@ -850,10 +846,7 @@ describe('MDC-based MatChipListbox', () => {
 
     TestBed.configureTestingModule({
       imports: [FormsModule, ReactiveFormsModule, MatChipsModule],
-      providers: [
-        {provide: NgZone, useFactory: () => (zone = new MockNgZone())},
-        {provide: Directionality, useValue: directionality},
-      ],
+      providers: [{provide: Directionality, useValue: directionality}],
       declarations: [component],
     }).compileComponents();
 

src/material/chips/chip-listbox.spec.ts

@@ -165,15 +165,6 @@
         "**/*.spec.ts",
         // TODO(mmalerba): following files to be cleaned up and removed from this list:
         "**/cdk/a11y/focus-trap/focus-trap.ts",
-        "**/cdk/drag-drop/directives/drag.ts",
-        "**/cdk/overlay/overlay-ref.ts",
-        "**/cdk/table/coalesced-style-scheduler.ts",
-        "**/cdk/table/table.ts",
-        "**/material/autocomplete/autocomplete-trigger.ts",
-        "**/material/chips/chip.ts",
-        "**/material/form-field/form-field.ts",
-        "**/material/menu/menu.ts",
-        "**/material/sidenav/drawer.ts",
         "**/material/tabs/paginated-tab-header.ts"
       ]
     ]