폼 로그인 / 로그아웃 테스트 (SecurityMockMvcRequestBuilders) perform(formLogin()) perform(formLogin().user("admin").password("123")) perform(logout()) @Test @Transactional public void login_success() throws Exception { String username = "twlee"; String password = "123"; Account user = createUser(username, password); mockMvc.perform(formLogin().user(user.getUsername()).password(password)) .andExpect(authent..