How to use

DefaultJaasAuthenticationProviderTests

in

org.springframework.security.authentication.jaas

@Test
public void authenticateBadUser() {
  try {
    provider.authenticate(new UsernamePasswordAuthenticationToken("asdf",
        "password"));
    fail("LoginException should have been thrown for the bad user");
  }
  catch (AuthenticationException success) {
  }
  verifyFailedLogin();
}

@Test
public void authenticateBadPassword() {
  try {
    provider.authenticate(new UsernamePasswordAuthenticationToken("user", "asdf"));
    fail("LoginException should have been thrown for the bad password");
  }
  catch (AuthenticationException success) {
  }
  verifyFailedLogin();
}