/*
* 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.underfs;
import org.junit.Assert;
import org.junit.Assume;
import org.junit.Test;
/**
* Unit tests for {@link UnderFileSystem}.
*/
public final class UnderFileSystemTest {
/**
* Tests the {@link UnderFileSystemFactoryRegistry#find(String)} method when using a core
* factory.
*/
@Test
public void coreFactory() {
// Supported in core
UnderFileSystemFactory factory = UnderFileSystemFactoryRegistry.find("/test/path");
Assert.assertNull("An UnderFileSystemFactory should not exist for local file paths", factory);
factory = UnderFileSystemFactoryRegistry.find("file:///test/path");
Assert.assertNull("An UnderFileSystemFactory should not exist for local file paths", factory);
}
/**
* Tests the {@link UnderFileSystemFactoryRegistry#find(String)} method when using an
* external factory.
*/
@Test
public void externalFactory() {
// As we are going to use some Maven trickery to re-use the test cases as is in the external
// modules this test needs to assume that only the core implementations are present as otherwise
// when we try and run it in the external modules it will fail
// In core there is only one under file system implementation, if there are any more we aren't
// running in core
Assume.assumeTrue(UnderFileSystemFactoryRegistry.available().size() == 1);
// Requires additional modules
UnderFileSystemFactory factory =
UnderFileSystemFactoryRegistry.find("hdfs://localhost/test/path");
Assert.assertNull(
"No UnderFileSystemFactory should exist for HDFS paths as it requires a separate module",
factory);
factory = UnderFileSystemFactoryRegistry.find("oss://localhost/test/path");
Assert.assertNull(
"No UnderFileSystemFactory should exist for OSS paths as it requires a separate module",
factory);
factory = UnderFileSystemFactoryRegistry.find("s3://localhost/test/path");
Assert.assertNull(
"No UnderFileSystemFactory should exist for S3 paths as it requires a separate module",
factory);
factory = UnderFileSystemFactoryRegistry.find("s3n://localhost/test/path");
Assert.assertNull(
"No UnderFileSystemFactory should exist for S3 paths as it requires a separate module",
factory);
factory = UnderFileSystemFactoryRegistry.find("glusterfs://localhost/test/path");
Assert.assertNull("No UnderFileSystemFactory should exist for Gluster FS paths as it requires"
+ " a separate module", factory);
}
}