diff --git a/src/pages/__tests__/DashboardPage.test.tsx b/src/pages/__tests__/DashboardPage.test.tsx
new file mode 100644
index 0000000..440198b
--- /dev/null
+++ b/src/pages/__tests__/DashboardPage.test.tsx
@@ -0,0 +1,8 @@
+import { render, screen } from '@testing-library/react'
+import { DashboardPage } from '../DashboardPage'
+import { expect, test } from 'vitest'
+
+test('renders dashboard headline', () => {
+  render(<DashboardPage />)
+  expect(screen.getByText(/Välkommen till HemHub/i)).toBeInTheDocument()
+})
diff --git a/tsconfig.app.json b/tsconfig.app.json
index 66ca809..52cd593 100644
--- a/tsconfig.app.json
+++ b/tsconfig.app.json
@@ -27,5 +27,12 @@
     "baseUrl": ".",
     "paths": { "@/*": ["src/*"] }
   },
-  "include": ["src"]
+    "include": ["src/**/*"],
+    "exclude": [
+      "src/**/*.test.ts",
+      "src/**/*.test.tsx",
+      "src/**/*.spec.ts",
+      "src/**/*.spec.tsx",
+      "src/**/__tests__/**"
+    ],
 }
diff --git a/vitest.config.ts b/vitest.config.ts
index 08031ce..6478f3c 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -1,7 +1,12 @@
-    import { defineConfig } from 'vitest/config'
+import { defineConfig } from 'vitest/config'
+import react from '@vitejs/plugin-react'
 import tsconfigPaths from 'vite-tsconfig-paths'
 
 export default defineConfig({
-  plugins: [tsconfigPaths()],
-  test: { environment: 'jsdom', setupFiles: ['./vitest.setup.ts'] },
+  plugins: [react(), tsconfigPaths()],   // 👈 viktigt
+  test: {
+    environment: 'jsdom',
+    setupFiles: ['./vitest.setup.ts'],
+    globals: true,
+  },
 })
diff --git a/vitest.setup.ts b/vitest.setup.ts
index e69de29..c1d2755 100644
--- a/vitest.setup.ts
+++ b/vitest.setup.ts
@@ -0,0 +1,2 @@
+// vitest.setup.ts
+import '@testing-library/jest-dom/vitest'
\ No newline at end of file