content: //Licensed to the Apache Software Foundation (ASF) under one
  //or more contributor license agreements.  See the NOTICE file
  //distributed with this work for additional information
  //regarding copyright ownership.  The ASF licenses this file
  //to you under the Apache License, Version 2.0 (the
  //"License"); you may not use this file except in compliance
  //the License.  You may obtain a copy of the License at
  //
  //http://www.apache.org/licenses/LICENSE-2.0
  //
  //Unless required by applicable law or agreed to in writing,
  //software distributed under the License is distributed on an
  //"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  //KIND, either express or implied.  See the License for the
  //specific language governing permissions and limitations
  //under the License.
  
  package org.apache.cloudstack.oauth2.google;
  
  import com.cloud.exception.CloudAuthenticationException;
  import com.cloud.utils.exception.CloudRuntimeException;
  import com.google.api.services.oauth2.Oauth2;
  import com.google.api.services.oauth2.model.Userinfo;
  import org.apache.cloudstack.oauth2.dao.OauthProviderDao;
  import org.apache.cloudstack.oauth2.vo.OauthProviderVO;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  import org.mockito.InjectMocks;
  import org.mockito.Mock;
  import org.mockito.MockedConstruction;
  import org.mockito.Mockito;
  import org.mockito.MockitoAnnotations;
  import org.mockito.Spy;
  
  import java.io.IOException;
  
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertTrue;
  import static org.mockito.ArgumentMatchers.anyString;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  public class GoogleOAuth2ProviderTest {
  
      @Mock
      private OauthProviderDao _oauthProviderDao;
  
      @Spy
      @InjectMocks
      private GoogleOAuth2Provider _googleOAuth2Provider;
  
      private AutoCloseable closeable;
  
      @Before
      public void setUp() {
          closeable = MockitoAnnotations.openMocks(this);
      }
  
      @After
      public void tearDown() throws Exception {
          closeable.close();
      }
  
      @Test(expected = CloudAuthenticationException.class)
      public void testVerifyUserWithNullEmail() {
          _googleOAuth2Provider.verifyUser(null, "secretCode");
      }
  
      @Test(expected = CloudAuthenticationException.class)
      public void testVerifyUserWithNullSecretCode() {
          _googleOAuth2Provider.verifyUser("email@example.com", null);
      }
  
      @Test(expected = CloudAuthenticationException.class)
      public void testVerifyUserWithUnregisteredProvider() {
          when(_oauthProviderDao.findByProvider(anyString())).thenReturn(null);
          _googleOAuth2Provider.verifyUser("email@example.com", "secretCode");
      }
  
      @Test(expected = CloudRuntimeException.class)
      public void testVerifyUserWithInvalidSecretCode() throws IOException {
          OauthProviderVO providerVO = mock(OauthProviderVO.class);
          when(_oauthProviderDao.findByProvider(anyString())).thenReturn(providerVO);
          when(providerVO.getProvider()).thenReturn("testProvider");
          when(providerVO.getSecretKey()).thenReturn("testSecret");
          when(providerVO.getClientId()).thenReturn("testClientid");
          _googleOAuth2Provider.accessToken = "testAccessToken";
          _googleOAuth2Provider.refreshToken = "testRefreshToken";
          Oauth2 oauth2 = mock(Oauth2.class);
          try (MockedConstruction<Oauth2.Builder> ignored = Mockito.mockConstruction(Oauth2.Builder.class,
                  (mock, context) -> when(mock.build()).thenReturn(oauth2))) {
              Userinfo userinfo = mock(Userinfo.class);
              Oauth2.Userinfo userinfo1 = mock(Oauth2.Userinfo.class);
              when(oauth2.userinfo()).thenReturn(userinfo1);
              Oauth2.Userinfo.Get userinfoGet = mock(Oauth2.Userinfo.Get.class);
              when(userinfo1.get()).thenReturn(userinfoGet);
              when(userinfoGet.execute()).thenReturn(userinfo);
              when(userinfo.getEmail()).thenReturn(null);
  
              _googleOAuth2Provider.verifyUser("email@example.com", "secretCode");
          }
      }
  
      @Test(expected = CloudRuntimeException.class)
      public void testVerifyUserWithMismatchedEmail() throws IOException {
          OauthProviderVO providerVO = mock(OauthProviderVO.class);
          when(_oauthProviderDao.findByProvider(anyString())).thenReturn(providerVO);
          when(providerVO.getProvider()).thenReturn("testProvider");
          when(providerVO.getSecretKey()).thenReturn("testSecret");
          when(providerVO.getClientId()).thenReturn("testClientid");
          _googleOAuth2Provider.accessToken = "testAccessToken";
          _googleOAuth2Provider.refreshToken = "testRefreshToken";
          Oauth2 oauth2 = mock(Oauth2.class);
          try (MockedConstruction<Oauth2.Builder> ignored = Mockito.mockConstruction(Oauth2.Builder.class,
                  (mock, context) -> when(mock.build()).thenReturn(oauth2))) {
              Userinfo userinfo = mock(Userinfo.class);
              Oauth2.Userinfo userinfo1 = mock(Oauth2.Userinfo.class);
              when(oauth2.userinfo()).thenReturn(userinfo1);
              Oauth2.Userinfo.Get userinfoGet = mock(Oauth2.Userinfo.Get.class);
              when(userinfo1.get()).thenReturn(userinfoGet);
              when(userinfoGet.execute()).thenReturn(userinfo);
              when(userinfo.getEmail()).thenReturn("otheremail@example.com");
  
              _googleOAuth2Provider.verifyUser("email@example.com", "secretCode");
          }
      }
  
      @Test
      public void testVerifyUserEmail() throws IOException {
          OauthProviderVO providerVO = mock(OauthProviderVO.class);
          when(_oauthProviderDao.findByProvider(anyString())).thenReturn(providerVO);
          when(providerVO.getProvider()).thenReturn("testProvider");
          when(providerVO.getSecretKey()).thenReturn("testSecret");
          when(providerVO.getClientId()).thenReturn("testClientid");
          _googleOAuth2Provider.accessToken = "testAccessToken";
          _googleOAuth2Provider.refreshToken = "testRefreshToken";
          Oauth2 oauth2 = mock(Oauth2.class);
          try (MockedConstruction<Oauth2.Builder> ignored = Mockito.mockConstruction(Oauth2.Builder.class,
                  (mock, context) -> when(mock.build()).thenReturn(oauth2))) {
              Userinfo userinfo = mock(Userinfo.class);
              Oauth2.Userinfo userinfo1 = mock(Oauth2.Userinfo.class);
              when(oauth2.userinfo()).thenReturn(userinfo1);
              Oauth2.Userinfo.Get userinfoGet = mock(Oauth2.Userinfo.Get.class);
              when(userinfo1.get()).thenReturn(userinfoGet);
              when(userinfoGet.execute()).thenReturn(userinfo);
              when(userinfo.getEmail()).thenReturn("email@example.com");
  
              boolean result = _googleOAuth2Provider.verifyUser("email@example.com", "secretCode");
  
              assertTrue(result);
              assertNull(_googleOAuth2Provider.accessToken);
              assertNull(_googleOAuth2Provider.refreshToken);
          }
      }
  }
  