test_suite "User Authentication" do
  test "successful login" do
    assert login_user(%{email: "test@example.com", password: "password"}) == :ok
  end

  test "failed login with wrong password" do
    assert login_user(%{email: "test@example.com", password: "wrong"}) == :error
  end
end

describe('API Endpoint Tests', () => {
  it('should return user data on GET /api/users/1', async () => {
    const response = await fetch('/api/users/1');
    expect(response.status).toBe(200);
    const data = await response.json();
    expect(data.id).toBe(1);
  });
});