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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.auth.saml;
import java.io.IOException;
import java.io.UncheckedIOException;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;
import org.sonar.api.server.authentication.OAuth2IdentityProvider;
import org.sonar.api.server.authentication.UserIdentity;
import org.sonar.server.http.JakartaHttpRequest;
import org.sonar.server.http.JakartaHttpResponse;
import org.springframework.security.saml2.core.Saml2Error;
import org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticatedPrincipal;
import org.springframework.security.saml2.provider.service.authentication.Saml2AuthenticationException;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatException;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@ExtendWith(MockitoExtension.class)
public class SamlAuthenticatorTest {
public static final String CALLBACK_URL = "callbackUrl";
public static final String RELAY_STATE = "relayState";
public static final String REDIRECT_URL = "redirectUrl";
@Mock
private RedirectToUrlProvider redirectToUrlProvider;
@Mock
private SamlResponseAuthenticator samlResponseAuthenticator;
@Mock
private PrincipalToUserIdentityConverter principalToUserIdentityConverter;
@Mock
private SamlStatusChecker samlStatusChecker;
@Mock
private SamlAuthStatusPageGenerator samlAuthStatusPageGenerator;
@Mock
private SamlAuthenticationStatus samlAuthenticationStatus;
@InjectMocks
private SamlAuthenticator samlAuthenticator;
@Mock
private JakartaHttpRequest request;
@Mock
private JakartaHttpResponse response;
@Test
void initLogin_generatesUrlAndSendsRedirect() throws IOException {
when(redirectToUrlProvider.getRedirectToUrl(request, CALLBACK_URL, RELAY_STATE)).thenReturn(REDIRECT_URL);
samlAuthenticator.initLogin(CALLBACK_URL, RELAY_STATE, request, response);
verify(response).sendRedirect(REDIRECT_URL);
}
@Test
void initLogin_whenIoException_convertsToRuntimeException() throws IOException {
when(redirectToUrlProvider.getRedirectToUrl(request, CALLBACK_URL, RELAY_STATE)).thenReturn(REDIRECT_URL);
IOException ioException = new IOException();
doThrow(ioException).when(response).sendRedirect(REDIRECT_URL);
assertThatException()
.isThrownBy(() -> samlAuthenticator.initLogin(CALLBACK_URL, RELAY_STATE, request, response))
.isInstanceOf(UncheckedIOException.class)
.withCause(ioException);
}
@Test
void onCallback_verifiesCsrfStateAndAuthenticates() {
OAuth2IdentityProvider.CallbackContext context = mock();
when(context.getCallbackUrl()).thenReturn(CALLBACK_URL);
Saml2AuthenticatedPrincipal principal = mock();
when(samlResponseAuthenticator.authenticate(request, CALLBACK_URL)).thenReturn(principal);
UserIdentity userIdentity = mock();
when(principalToUserIdentityConverter.convertToUserIdentity(principal)).thenReturn(userIdentity);
UserIdentity actualUserIdentity = samlAuthenticator.onCallback(context, request);
verify(context).verifyCsrfState("RelayState");
verify(samlResponseAuthenticator).authenticate(request, CALLBACK_URL);
assertThat(actualUserIdentity).isEqualTo(userIdentity);
}
@Test
void getAuthenticationStatusPage_returnsHtml() {
String samlResponse = "samlResponse";
when(request.getRequestURL()).thenReturn("url");
when(request.getParameter("SAMLResponse")).thenReturn(samlResponse);
Saml2AuthenticatedPrincipal principal = mock();
when(samlResponseAuthenticator.authenticate(request, request.getRequestURL())).thenReturn(principal);
when(samlStatusChecker.getSamlAuthenticationStatus(samlResponse, principal)).thenReturn(samlAuthenticationStatus);
when(samlAuthStatusPageGenerator.getSamlAuthStatusHtml(request, samlAuthenticationStatus)).thenReturn("html");
String authenticationStatusPage = samlAuthenticator.getAuthenticationStatusPage(request);
assertThat(authenticationStatusPage).isEqualTo("html");
}
@Test
void getAuthenticationStatusPage_whenSaml2AuthenticationException_returnsHtml() {
when(request.getRequestURL()).thenReturn("url");
String errorMessage = "error";
when(samlResponseAuthenticator.authenticate(request, request.getRequestURL())).thenThrow(new Saml2AuthenticationException(new Saml2Error("erorCode", errorMessage)));
when(samlStatusChecker.getSamlAuthenticationStatus(errorMessage)).thenReturn(samlAuthenticationStatus);
when(samlAuthStatusPageGenerator.getSamlAuthStatusHtml(request, samlAuthenticationStatus)).thenReturn("html");
String authenticationStatusPage = samlAuthenticator.getAuthenticationStatusPage(request);
assertThat(authenticationStatusPage).isEqualTo("html");
}
@Test
void getAuthenticationStatusPage_whenIllegalStateException_returnsHtml() {
when(request.getRequestURL()).thenReturn("url");
RuntimeException runtimeException = new RuntimeException("error");
IllegalStateException illegalStateException = new IllegalStateException(runtimeException);
when(samlResponseAuthenticator.authenticate(request, request.getRequestURL())).thenThrow(illegalStateException);
when(samlStatusChecker.getSamlAuthenticationStatus(any())).thenReturn(samlAuthenticationStatus);
when(samlAuthStatusPageGenerator.getSamlAuthStatusHtml(request, samlAuthenticationStatus)).thenReturn("html");
String authenticationStatusPage = samlAuthenticator.getAuthenticationStatusPage(request);
assertThat(authenticationStatusPage).isEqualTo("html");
verify(samlAuthStatusPageGenerator).getSamlAuthStatusHtml(request, samlAuthenticationStatus);
}
}
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