Add dependencies for vitest testutils

package.json

@@ -63,6 +63,7 @@
     "eslint": "^8.57.0",
     "eslint-plugin-prettier": "^5.1.3",
     "eslint-plugin-vue": "^9.24.1",
+    "happy-dom": "^14.7.1",
     "mutationobserver-shim": "^0.3.7",
     "portal-vue": "^3.0.0",
     "prettier": "^3.2.5",

vite.config.js

@@ -64,6 +64,7 @@ export default defineConfig({
     port: 3000,
   },
   test: {
+    environment: 'happy-dom',
     exclude: [
       '**/node_modules/**',
       '**/dist/**',

yarn.lock

@@ -3210,6 +3210,7 @@ __metadata:
     eslint-plugin-prettier: "npm:^5.1.3"
     eslint-plugin-vue: "npm:^9.24.1"
     favico.js: "npm:^0.3.10"
+    happy-dom: "npm:^14.7.1"
     humanize-duration: "npm:^3.32.0"
     mutationobserver-shim: "npm:^0.3.7"
     pinia: "npm:^2.1.7"
@@ -3479,6 +3480,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"happy-dom@npm:^14.7.1":
+  version: 14.7.1
+  resolution: "happy-dom@npm:14.7.1"
+  dependencies:
+    entities: "npm:^4.5.0"
+    webidl-conversions: "npm:^7.0.0"
+    whatwg-mimetype: "npm:^3.0.0"
+  checksum: 10/8a8c8995abc92d5319750d71cac08a4aafd26e8a7203d2a970270c5c1ca68dad2b3af772de761e061107f3aaa51d6cb9430f07e05366047a126ef908377a4c08
+  languageName: node
+  linkType: hard
+
 "has-flag@npm:^4.0.0":
   version: 4.0.0
   resolution: "has-flag@npm:4.0.0"
@@ -6140,6 +6152,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"webidl-conversions@npm:^7.0.0":
+  version: 7.0.0
+  resolution: "webidl-conversions@npm:7.0.0"
+  checksum: 10/4c4f65472c010eddbe648c11b977d048dd96956a625f7f8b9d64e1b30c3c1f23ea1acfd654648426ce5c743c2108a5a757c0592f02902cf7367adb7d14e67721
+  languageName: node
+  linkType: hard
+
 "webpack-sources@npm:^3.2.3":
   version: 3.2.3
   resolution: "webpack-sources@npm:3.2.3"
@@ -6154,6 +6173,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"whatwg-mimetype@npm:^3.0.0":
+  version: 3.0.0
+  resolution: "whatwg-mimetype@npm:3.0.0"
+  checksum: 10/96f9f628c663c2ae05412c185ca81b3df54bcb921ab52fe9ebc0081c1720f25d770665401eb2338ab7f48c71568133845638e18a81ed52ab5d4dcef7d22b40ef
+  languageName: node
+  linkType: hard
+
 "which@npm:^2.0.1":
   version: 2.0.2
   resolution: "which@npm:2.0.2"