test(material/core): clean up unnecessary imports in tests

Removes imports from tests that aren't necessary anymore, because we're using standalone.

Author: crisbeto

src/material/core/option/option.spec.ts

@@ -11,12 +11,6 @@ import {SPACE, ENTER} from '@angular/cdk/keycodes';
 import {MatOption, MatOptionModule, MAT_OPTION_PARENT_COMPONENT} from './index';
 
 describe('MatOption component', () => {
-  beforeEach(waitForAsync(() => {
-    TestBed.configureTestingModule({
-      imports: [MatOptionModule, BasicOption],
-    });
-  }));
-
   it('should complete the `stateChanges` stream on destroy', () => {
     const fixture = TestBed.createComponent(BasicOption);
     fixture.detectChanges();
@@ -214,7 +208,6 @@ describe('MatOption component', () => {
     beforeEach(waitForAsync(() => {
       TestBed.resetTestingModule();
       TestBed.configureTestingModule({
-        imports: [MatOptionModule, InsideGroup],
         providers: [
           {
             provide: MAT_OPTION_PARENT_COMPONENT,

src/material/core/ripple/ripple.spec.ts

@@ -36,19 +36,6 @@ describe('MatRipple', () => {
   }
 
   beforeEach(() => {
-    TestBed.configureTestingModule({
-      imports: [
-        MatRippleModule,
-        BasicRippleContainer,
-        RippleContainerWithInputBindings,
-        RippleContainerWithoutBindings,
-        RippleContainerWithNgIf,
-        RippleCssTransitionNone,
-        RippleCssTransitionDurationZero,
-        RippleWithDomRemovalOnClick,
-      ],
-    });
-
     platform = TestBed.inject(Platform);
 
     // Set body margin to 0 during tests so it doesn't mess up position calculations.
@@ -500,7 +487,6 @@ describe('MatRipple', () => {
       // The testing module has been initialized in the root describe group for the ripples.
       TestBed.resetTestingModule();
       TestBed.configureTestingModule({
-        imports: [MatRippleModule, testComponent],
         providers: [
           {provide: MAT_RIPPLE_GLOBAL_OPTIONS, useValue: rippleConfig},
           ...extraProviders,
@@ -605,7 +591,6 @@ describe('MatRipple', () => {
     beforeEach(() => {
       TestBed.resetTestingModule();
       TestBed.configureTestingModule({
-        imports: [MatRippleModule, BasicRippleContainer],
         providers: [{provide: MATERIAL_ANIMATIONS, useValue: {animationsDisabled: true}}],
       });
 

src/material/core/ripple/ripple.zone.spec.ts

@@ -9,12 +9,6 @@ describe('MatRipple Zone.js integration', () => {
   let rippleTarget: HTMLElement;
   let originalBodyMargin: string | null;
 
-  beforeEach(() => {
-    TestBed.configureTestingModule({
-      imports: [MatRippleModule, BasicRippleContainer],
-    });
-  });
-
   beforeEach(() => {
     // Set body margin to 0 during tests so it doesn't mess up position calculations.
     originalBodyMargin = document.body.style.margin;

src/material/core/testing/optgroup-harness.spec.ts

@@ -10,10 +10,6 @@ describe('MatOptgroupHarness', () => {
   let loader: HarnessLoader;
 
   beforeEach(() => {
-    TestBed.configureTestingModule({
-      imports: [MatOptionModule, OptgroupHarnessTest],
-    });
-
     fixture = TestBed.createComponent(OptgroupHarnessTest);
     fixture.detectChanges();
     loader = TestbedHarnessEnvironment.loader(fixture);

src/material/core/testing/option-harness.spec.ts

@@ -15,10 +15,6 @@ describe('MatOptionHarness', () => {
   let loader: HarnessLoader;
 
   beforeEach(() => {
-    TestBed.configureTestingModule({
-      imports: [MatOptionModule, OptionHarnessTest],
-    });
-
     fixture = TestBed.createComponent(OptionHarnessTest);
     fixture.detectChanges();
     loader = TestbedHarnessEnvironment.loader(fixture);