@Test
 public void testConnectWithBadPassword() throws IOException {
   assertThat(authenticationService.connect(GOOD_USERNAME, BAD_PASSWORD)).isFalse();
 }
 @Test
 public void testConnectWithBadUserName() throws IOException {
   assertThat(authenticationService.connect("bad username", GOOD_PASSWORD)).isFalse();
 }
 @Test
 public void testConnect() throws IOException {
   assertThat(authenticationService.connect(GOOD_USERNAME, GOOD_PASSWORD)).isTrue();
 }