Added tests

src/test/setup.ts

@@ -0,0 +1,30 @@
+import '@testing-library/jest-dom'
+
+// Mock window.matchMedia for Mantine components
+Object.defineProperty(window, 'matchMedia', {
+  value: vi.fn().mockImplementation(query => ({
+    addEventListener: vi.fn(),
+    addListener: vi.fn(), // deprecated
+    dispatchEvent: vi.fn(),
+    matches: false,
+    media: query,
+    onchange: null,
+    removeEventListener: vi.fn(),
+    removeListener: vi.fn(), // deprecated
+  })),
+  writable: true,
+})
+
+// Mock ResizeObserver
+global.ResizeObserver = vi.fn().mockImplementation(() => ({
+  disconnect: vi.fn(),
+  observe: vi.fn(),
+  unobserve: vi.fn(),
+}))
+
+// Mock IntersectionObserver
+global.IntersectionObserver = vi.fn().mockImplementation(() => ({
+  disconnect: vi.fn(),
+  observe: vi.fn(),
+  unobserve: vi.fn(),
+}))