設定画面 (#34) (#397)

Reviewed-on: #397
Co-authored-by: miteruzo <miteruzo@naver.com>
Co-committed-by: miteruzo <miteruzo@naver.com>

frontend/src/test/setup.ts

@@ -20,3 +20,10 @@ window.requestAnimationFrame = callback => {
   callback (0)
   return 0
 }
+
+Object.defineProperty (window, 'matchMedia', {
+    configurable: true,
+    value: vi.fn ().mockImplementation (() => ({
+	addEventListener: vi.fn (),
+	removeEventListener: vi.fn (),
+	matches: false })) })