@Test public void shouldChangeUserPasswordWhenAsked() { User updatedUser = new User(); updatedUser.setUserName(user.getUserName()); updatedUser.setPasswordHash("newpass"); when(userMapper.findByUsername(user.getUserName())).thenReturn(updatedUser); boolean ret = userService.password(user, "newpass"); verify(userMapper).update(user); assertEquals(userService.getByUsername(user.getUserName()).getPasswordHash(), "newpass"); assertEquals(ret, true); }