Clear React Query cache before each test

app/soapbox/jest/test-helpers.tsx

@@ -37,6 +37,8 @@ const queryClient = new QueryClient({
   },
   defaultOptions: {
     queries: {
+      staleTime: 0,
+      cacheTime: Infinity,
       retry: false,
     },
   },
@@ -123,4 +125,5 @@ export {
   rootReducer,
   mockWindowProperty,
   createTestStore,
+  queryClient,
 };

app/soapbox/jest/test-setup.ts

@@ -2,9 +2,14 @@
 
 import { __clear as clearApiMocks } from '../__mocks__/api';
 
+import { queryClient } from './test-helpers';
+
 // API mocking
 jest.mock('soapbox/api');
-afterEach(() => clearApiMocks());
+afterEach(() => {
+  clearApiMocks();
+  queryClient.clear();
+});
 
 // Mock IndexedDB
 // https://dev.to/andyhaskell/testing-your-indexeddb-code-with-jest-2o17