/*
 * 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.util;

import alluxio.AlluxioURI;

import org.junit.Assert;
import org.junit.Test;

public final class UnderFileSystemUtilsTest {

  /**
   * Tests the {@link UnderFileSystemUtils#isObjectStorage(String)} method.
   */
  @Test
  public void isUfsObjectStorage() throws Exception {
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("s3://bucket/"));
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("s3n://bucket"));
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("s3a://bucket/"));
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("gs://bucket/"));
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("swift://bucket/"));
    Assert.assertEquals(true, UnderFileSystemUtils.isObjectStorage("oss://bucket/"));
    Assert.assertEquals(false, UnderFileSystemUtils.isObjectStorage("hdfs://dir/"));
    Assert.assertEquals(false, UnderFileSystemUtils.isObjectStorage("/dir/"));
    Assert.assertEquals(false, UnderFileSystemUtils.isObjectStorage("/"));
    Assert.assertEquals(false, UnderFileSystemUtils.isObjectStorage(""));
  }

  @Test
  public void getBucketName() throws Exception {
    Assert.assertEquals("s3-bucket-name",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("s3://s3-bucket-name/")));
    Assert.assertEquals("s3a_bucket_name",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("s3a://s3a_bucket_name/")));
    Assert.assertEquals("a@b:123",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("s3n://a@b:123")));
    Assert.assertEquals("a.b.c",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("gs://a.b.c/folder/sub-folder/")));
    Assert.assertEquals("container&",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("swift://container&/folder/file")));
    Assert.assertEquals("oss",
        UnderFileSystemUtils.getBucketName(new AlluxioURI("oss://oss/folder/.file")));
  }
}