content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.fuse.auth;
  
  import static org.mockito.ArgumentMatchers.eq;
  
  import alluxio.AlluxioURI;
  import alluxio.client.file.URIStatus;
  import alluxio.conf.Configuration;
  import alluxio.fuse.AlluxioFuseUtils;
  import alluxio.jnifuse.struct.FuseContext;
  
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.powermock.api.mockito.PowerMockito;
  import org.powermock.core.classloader.annotations.PrepareForTest;
  import org.powermock.modules.junit4.PowerMockRunner;
  
  import java.nio.ByteBuffer;
  import java.util.Optional;
  
  /**
   * Unit tests for {@link SystemUserGroupAuthPolicy}.
   */
  @RunWith(PowerMockRunner.class)
  @PrepareForTest(AlluxioFuseUtils.class)
  public class SystemUserGroupAuthPolicyTest extends AbstractAuthPolicyTest {
    private static final long UID = 123;
    private static final long GID = 456;
    private static final String USER = "systemUser";
    private static final String GROUP = "systemGroup";
  
    @Before
    public void before() throws Exception {
      mAuthPolicy = SystemUserGroupAuthPolicy.create(mFileSystem,
          Configuration.global(), Optional.of(mFuseFileSystem));
      mAuthPolicy.init();
      PowerMockito.mockStatic(AlluxioFuseUtils.class);
      PowerMockito.when(AlluxioFuseUtils.getUserName(eq(UID)))
          .thenReturn(Optional.of(USER));
      PowerMockito.when(AlluxioFuseUtils.getGroupName(eq(GID)))
          .thenReturn(Optional.of(GROUP));
      PowerMockito.when(AlluxioFuseUtils.getUid(eq(USER)))
          .thenReturn(Optional.of(UID));
      PowerMockito.when(AlluxioFuseUtils.getGidFromGroupName(eq(GROUP)))
          .thenReturn(Optional.of(GID));
    }
  
    @Test
    public void setUserGroupIfNeed() throws Exception {
      AlluxioURI uri = new AlluxioURI("/SetUserGroupIfNeed");
      FuseContext context = FuseContext.of(ByteBuffer.allocate(32));
      context.uid.set(UID);
      context.gid.set(GID);
      mFuseFileSystem.setContext(context);
      mAuthPolicy.setUserGroupIfNeeded(uri);
      URIStatus status = mFileSystem.getStatus(uri);
      Assert.assertEquals(USER, status.getOwner());
      Assert.assertEquals(GROUP, status.getGroup());
    }
  
    @Test
    public void getUidGid() {
      Optional<Long> uid = mAuthPolicy.getUid(USER);
      Optional<Long> gid = mAuthPolicy.getGid(GROUP);
      Assert.assertTrue(uid.isPresent());
      Assert.assertTrue(gid.isPresent());
      Assert.assertEquals(UID, (long) uid.get());
      Assert.assertEquals(GID, (long) gid.get());
    }
  }
  