chore: Upgrade to Vitest 4 and regroup tests for performance (#2618)

tests/condition-trigger/common/media-query-watcher.test.ts

@@ -1,6 +1,7 @@
 import { afterEach, describe, expect, it, vi } from 'vitest';
 
 import { MediaQueryWatcher } from '../../../src/condition-trigger/common/media-query-watcher';
+import { stubMatchMedia } from '../../test-utils';
 
 // @vitest-environment jsdom
 describe('MediaQueryWatcher', () => {
@@ -9,7 +10,7 @@ describe('MediaQueryWatcher', () => {
   });
 
   it('should report whether the query matches', () => {
-    vi.spyOn(window, 'matchMedia').mockReturnValue({
+    stubMatchMedia().mockReturnValue({
       matches: true,
     } as unknown as MediaQueryList);
 
@@ -18,7 +19,7 @@ describe('MediaQueryWatcher', () => {
 
   it('should invoke the callback on a media-query change', () => {
     const addEventListener = vi.fn();
-    vi.spyOn(window, 'matchMedia').mockReturnValue({
+    stubMatchMedia().mockReturnValue({
       addEventListener,
       removeEventListener: vi.fn(),
     } as unknown as MediaQueryList);
@@ -35,7 +36,7 @@ describe('MediaQueryWatcher', () => {
   it('should stop listening and ignore changes after teardown', () => {
     const addEventListener = vi.fn();
     const removeEventListener = vi.fn();
-    vi.spyOn(window, 'matchMedia').mockReturnValue({
+    stubMatchMedia().mockReturnValue({
       addEventListener,
       removeEventListener,
     } as unknown as MediaQueryList);

tests/condition-trigger/conditions/conditions-manager.test.ts

@@ -8,6 +8,7 @@ import {
   createMockTemplateRenderer,
   createStateEntity,
   stubConnectedHomeAssistant,
+  stubMatchMedia,
 } from '../../test-utils';
 
 // A mock renderer for the orchestration tests, which never render templates.
@@ -71,7 +72,7 @@ describe('ConditionsManager', () => {
   it('should re-evaluate and notify when a subscribed condition source changes', () => {
     const addEventListener = vi.fn();
     const removeEventListener = vi.fn();
-    vi.spyOn(window, 'matchMedia')
+    stubMatchMedia()
       .mockReturnValueOnce({
         addEventListener: addEventListener,
         removeEventListener: removeEventListener,

tests/condition-trigger/conditions/conditions/screen.test.ts

@@ -1,6 +1,7 @@
 import { afterEach, describe, expect, it, vi } from 'vitest';
 
 import { createConditionEvaluator } from '../../../../src/condition-trigger/conditions/factory';
+import { stubMatchMedia } from '../../../test-utils';
 import { createEvaluatorContext } from './test-utils';
 
 // @vitest-environment jsdom
@@ -10,7 +11,7 @@ describe('screen condition', () => {
   });
 
   it('should evaluate the media query', () => {
-    vi.spyOn(window, 'matchMedia').mockReturnValue({
+    stubMatchMedia().mockReturnValue({
       matches: true,
     } as unknown as MediaQueryList);
 
@@ -30,7 +31,7 @@ describe('screen condition', () => {
   });
 
   it('should not match or expose a source without a media query', () => {
-    const matchMedia = vi.spyOn(window, 'matchMedia');
+    const matchMedia = stubMatchMedia();
     const evaluator = createConditionEvaluator(
       { condition: 'screen' as const },
       createEvaluatorContext(),

tests/condition-trigger/triggers/triggers/screen.test.ts

@@ -2,6 +2,7 @@ import { afterEach, describe, expect, it, vi, type Mock } from 'vitest';
 
 import { ScreenTrigger } from '../../../../src/condition-trigger/triggers/triggers/screen';
 import type { TriggerOfType } from '../../../../src/condition-trigger/triggers/triggers/types';
+import { stubMatchMedia } from '../../../test-utils';
 
 // @vitest-environment jsdom
 describe('ScreenTrigger', () => {
@@ -10,7 +11,7 @@ describe('ScreenTrigger', () => {
   const removeEventListener = vi.fn();
 
   const mockMatchMedia = (): void => {
-    vi.spyOn(window, 'matchMedia').mockImplementation(
+    stubMatchMedia().mockImplementation(
       () =>
         ({
           get matches(): boolean {