Restructure project (#124)

front/src/services/auth/__tests__/AuthService.test.tsx

@@ -0,0 +1,89 @@
+import { waitFor } from '@testing-library/react';
+import {
+  hasAccessToken,
+  hasRefreshToken,
+  refreshAccessToken,
+  getUserIdFromToken,
+} from '../AuthService';
+
+const mockFetch = async (
+  input: RequestInfo | URL,
+  init?: RequestInit,
+): Promise<Response> => {
+  const refreshToken = init?.body
+    ? JSON.parse(init.body.toString()).refreshToken
+    : null;
+  return new Promise((resolve) => {
+    resolve(
+      new Response(
+        JSON.stringify({
+          accessToken:
+            refreshToken === 'xxx-valid-refresh' ? 'xxx-valid-access' : null,
+        }),
+      ),
+    );
+  });
+};
+
+global.fetch = mockFetch;
+
+it('hasAccessToken is true when token is present', () => {
+  localStorage.setItem('accessToken', 'xxx');
+  expect(hasAccessToken()).toBe(true);
+});
+
+it('hasAccessToken is false when token is not', () => {
+  expect(hasAccessToken()).toBe(false);
+});
+
+it('hasRefreshToken is true when token is present', () => {
+  localStorage.setItem('refreshToken', 'xxx');
+  expect(hasRefreshToken()).toBe(true);
+});
+
+it('hasRefreshToken is true when token is not', () => {
+  expect(hasRefreshToken()).toBe(false);
+});
+
+it('refreshToken does not refresh the token if refresh token is missing', () => {
+  refreshAccessToken();
+  expect(localStorage.getItem('accessToken')).toBeNull();
+});
+
+it('refreshToken does not refreh the token if refresh token is invalid', () => {
+  localStorage.setItem('refreshToken', 'xxx-invalid-refresh');
+  refreshAccessToken();
+  expect(localStorage.getItem('accessToken')).toBeNull();
+});
+
+it('refreshToken refreshes the token if refresh token is valid', async () => {
+  localStorage.setItem('refreshToken', 'xxx-valid-refresh');
+  refreshAccessToken();
+  await waitFor(() => {
+    expect(localStorage.getItem('accessToken')).toBe('xxx-valid-access');
+  });
+});
+
+it('getUserIdFromToken returns null when the token is not present', async () => {
+  const userId = getUserIdFromToken();
+  expect(userId).toBeNull();
+});
+
+it('getUserIdFromToken returns null when the token is not valid', async () => {
+  localStorage.setItem('accessToken', 'xxx-invalid-access');
+  const userId = getUserIdFromToken();
+  expect(userId).toBeNull();
+});
+
+it('getUserIdFromToken returns the right userId when the token is valid', async () => {
+  localStorage.setItem(
+    'accessToken',
+    'eyJhbGciOiJIUzI1NiJ9.eyJodHRwczovL2hhc3VyYS5pby9qd3QvY2xhaW1zIjp7IngtaGFzdXJhLXdvcmtzcGFjZS1pZCI6IjdlZDlkMjEyLTFjMjUtNGQwMi1iZjI1LTZhZWNjZjdlYTQxOSIsIngtaGFzdXJhLWFsbG93ZWQtcm9sZXMiOlsibWUiLCJ1c2VyIl0sIngtaGFzdXJhLWRlZmF1bHQtcm9sZSI6InVzZXIiLCJ4LWhhc3VyYS11c2VyLWlkIjoiMTY1MDZiYTgtMTk2Yy00YzEzLWE0YTctYTIyY2I1ZWNjZmExIiwieC1oYXN1cmEtdXNlci1pcy1hbm9ueW1vdXMiOiJmYWxzZSJ9LCJzdWIiOiIxNjUwNmJhOC0xOTZjLTRjMTMtYTRhNy1hMjJjYjVlY2NmYTEiLCJpYXQiOjE2ODM4NzM5NzIsImV4cCI6MTY4Mzg3NDg3MiwiaXNzIjoiaGFzdXJhLWF1dGgifQ.C_OynseOprgU-SdLBLzMdfg_441eopI7LYg8yB86g3c',
+  );
+  const userId = getUserIdFromToken();
+  expect(userId).toBe('16506ba8-196c-4c13-a4a7-a22cb5eccfa1');
+});
+
+afterEach(() => {
+  localStorage.clear();
+});