diff --git a/package-lock.json b/package-lock.json
index cfe67bc0..ce0cffa5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,6 +34,7 @@
       },
       "devDependencies": {
         "@eslint-community/eslint-plugin-eslint-comments": "^4.4.1",
+        "@testing-library/jest-dom": "^6.6.3",
         "@testing-library/react": "^16.2.0",
         "@types/geojson": "^7946.0.14",
         "@types/leaflet": "^1.7.11",
@@ -72,6 +73,13 @@
         "vitest": "^3.0.5"
       }
     },
+    "node_modules/@adobe/css-tools": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.4.1.tgz",
+      "integrity": "sha512-12WGKBQzjUAI4ayyF4IAtfw2QR/IDoqk6jTddXDhtYTJF9ASmoE1zst7cVtP0aL/F1jUJL5r+JxKXKEgHNbEUQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@ampproject/remapping": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/@ampproject/remapping/-/remapping-2.3.0.tgz",
@@ -1447,6 +1455,48 @@
         "node": ">=18"
       }
     },
+    "node_modules/@testing-library/jest-dom": {
+      "version": "6.6.3",
+      "resolved": "https://registry.npmjs.org/@testing-library/jest-dom/-/jest-dom-6.6.3.tgz",
+      "integrity": "sha512-IteBhl4XqYNkM54f4ejhLRJiZNqcSCoXUOG2CPK7qbD322KjQozM4kHQOfkG2oln9b9HTYqs+Sae8vBATubxxA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@adobe/css-tools": "^4.4.0",
+        "aria-query": "^5.0.0",
+        "chalk": "^3.0.0",
+        "css.escape": "^1.5.1",
+        "dom-accessibility-api": "^0.6.3",
+        "lodash": "^4.17.21",
+        "redent": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=14",
+        "npm": ">=6",
+        "yarn": ">=1"
+      }
+    },
+    "node_modules/@testing-library/jest-dom/node_modules/chalk": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-3.0.0.tgz",
+      "integrity": "sha512-4D3B6Wf41KOYRFdszmDqMCGq5VV/uMAB273JILmO+3jAlh8X4qDtdtgCR3fxtbLEMzSx22QdhnDcJvu2u1fVwg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "ansi-styles": "^4.1.0",
+        "supports-color": "^7.1.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/@testing-library/jest-dom/node_modules/dom-accessibility-api": {
+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/dom-accessibility-api/-/dom-accessibility-api-0.6.3.tgz",
+      "integrity": "sha512-7ZgogeTnjuHbo+ct10G9Ffp0mif17idi0IyWNVA/wcwcm7NPOD/WEHVP3n7n3MhXqxoIYm8d6MuZohYWIZ4T3w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@testing-library/react": {
       "version": "16.2.0",
       "resolved": "https://registry.npmjs.org/@testing-library/react/-/react-16.2.0.tgz",
@@ -2123,7 +2173,6 @@
       "integrity": "sha512-b0P0sZPKtyu8HkeRAfCq0IfURZK+SuwMjY1UXGBU27wpAiTwQAIlq56IbIO+ytk/JjS1fMR14ee5WBBfKi5J6A==",
       "dev": true,
       "license": "Apache-2.0",
-      "peer": true,
       "dependencies": {
         "dequal": "^2.0.3"
       }
@@ -2821,6 +2870,13 @@
         "url": "https://github.com/sponsors/fb55"
       }
     },
+    "node_modules/css.escape": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/css.escape/-/css.escape-1.5.1.tgz",
+      "integrity": "sha512-YUifsXXuknHlUsmlgyY0PKzgPOr7/FjCePfHNt0jxm83wHZi44VDMQ7/fGNkjY3/jV1MC+1CmZbaHzugyeRtpg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/cssesc": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/cssesc/-/cssesc-3.0.0.tgz",
@@ -5008,6 +5064,16 @@
         "node": ">=0.8.19"
       }
     },
+    "node_modules/indent-string": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/indent-string/-/indent-string-4.0.0.tgz",
+      "integrity": "sha512-EdDDZu4A2OyIK7Lr/2zG+w5jmbuk1DVBnEwREQvBzspBJkCEbRa8GxU1lghYcaGJCnRWibjDXlq779X1/y5xwg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/inflight": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
@@ -6439,6 +6505,16 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/min-indent": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/min-indent/-/min-indent-1.0.1.tgz",
+      "integrity": "sha512-I9jwMn07Sy/IwOj3zVkVik2JTvgpaykDZEigL6Rx6N9LbMywwUSMtxET+7lVoDLLd3O3IXwJwvuuns8UB/HeAg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -7935,6 +8011,20 @@
         "node": ">=8.10.0"
       }
     },
+    "node_modules/redent": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/redent/-/redent-3.0.0.tgz",
+      "integrity": "sha512-6tDA8g98We0zd0GvVeMT9arEOnTw9qM03L9cJXaCjrip1OO764RDBLBfrB4cwzNGDj5OA5ioymC9GkizgWJDUg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "indent-string": "^4.0.0",
+        "strip-indent": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/regenerator-runtime": {
       "version": "0.14.1",
       "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.14.1.tgz",
@@ -8600,6 +8690,19 @@
         "node": ">=4"
       }
     },
+    "node_modules/strip-indent": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-3.0.0.tgz",
+      "integrity": "sha512-laJTa3Jb+VQpaC6DseHhF7dXVqHTfJPCRDaEbid/drOhgitgYku/letMUqOXFoWV0zIIUbjpdH2t+tYj4bQMRQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "min-indent": "^1.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/strip-json-comments": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
diff --git a/package.json b/package.json
index 3b9854cd..b8565693 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
   "license": "GPL-3.0-only",
   "devDependencies": {
     "@eslint-community/eslint-plugin-eslint-comments": "^4.4.1",
+    "@testing-library/jest-dom": "^6.6.3",
     "@testing-library/react": "^16.2.0",
     "@types/geojson": "^7946.0.14",
     "@types/leaflet": "^1.7.11",
diff --git a/setupTest.ts b/setupTest.ts
new file mode 100644
index 00000000..3ed9ed03
--- /dev/null
+++ b/setupTest.ts
@@ -0,0 +1,2 @@
+// eslint-disable-next-line import/no-unassigned-import
+import '@testing-library/jest-dom'
diff --git a/tsconfig.json b/tsconfig.json
index 14203569..6c39e198 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -24,10 +24,10 @@
         "#root/*": ["./*"]
       }
     },
-  "include": ["src", "vite.config.ts"],
-    "exclude": ["node_modules", "dist", "example", "rollup.config.mjss"],
-    "typeRoots": [
-        "./types",
-        "./node_modules/@types/"
-      ]
-  }
+  "include": ["src", "vite.config.ts", "setupTest.ts"],
+  "exclude": ["node_modules", "dist", "example", "rollup.config.mjss"],
+  "typeRoots": [
+    "./types",
+    "./node_modules/@types/"
+  ]
+}
diff --git a/vite.config.ts b/vite.config.ts
index e4098566..c59e6686 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -6,5 +6,6 @@ export default defineConfig({
   test: {
     globals: true,
     environment: 'happy-dom',
+    setupFiles: ['setupTest.ts'],
   },
 })