alluxio-master-2.x/tests/src/test/java/alluxio/client/hadoop/FileSystemIntegrationTest.java
/*
 * 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.client.hadoop;

import alluxio.conf.Configuration;
import alluxio.conf.PropertyKey;
import alluxio.hadoop.FileSystem;
import alluxio.hadoop.HadoopConfigurationUtils;
import alluxio.security.authentication.AuthType;
import alluxio.testutils.LocalAlluxioClusterResource;

import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.junit.BeforeClass;
import org.junit.ClassRule;
import org.junit.Test;

import java.net.URI;

/**
 * Integration tests for {@link FileSystem}.
 */
public class FileSystemIntegrationTest {
  @ClassRule
  public static LocalAlluxioClusterResource sLocalAlluxioClusterResource =
      new LocalAlluxioClusterResource.Builder()
          .setProperty(PropertyKey.SECURITY_AUTHENTICATION_TYPE, AuthType.SIMPLE)
          .setProperty(PropertyKey.SECURITY_AUTHORIZATION_PERMISSION_ENABLED, true)
          .build();

  private static org.apache.hadoop.fs.FileSystem sTFS;

  @BeforeClass
  public static void beforeClass() throws Exception {
    org.apache.hadoop.conf.Configuration conf = new org.apache.hadoop.conf.Configuration();
    conf.set("fs.alluxio.impl", FileSystem.class.getName());

    URI uri = URI.create(sLocalAlluxioClusterResource.get().getMasterURI());

    sTFS = org.apache.hadoop.fs.FileSystem.get(uri, HadoopConfigurationUtils
        .mergeAlluxioConfiguration(conf, Configuration.global()));
  }

  @Test
  public void closeFileSystem() throws Exception {
    Path file = new Path("/createfile");
    FsPermission permission = FsPermission.createImmutable((short) 0666);
    FSDataOutputStream o = sTFS.create(file, permission, false /* ignored */, 10 /* ignored */,
        (short) 1 /* ignored */, 512 /* ignored */, null /* ignored */);
    o.writeBytes("Test Bytes");
    o.close();
    // with mark of delete-on-exit, the close method will try to delete it
    sTFS.deleteOnExit(file);
    sTFS.close();
  }
}
