@Test
public void testGetActualPath() throws Exception {

  Configuration conf = new Configuration();
  conf.setBoolean(YarnConfiguration.SHARED_CACHE_ENABLED, true);
  LocalResource resource = mock(LocalResource.class);
  // give public visibility
  when(resource.getVisibility()).thenReturn(LocalResourceVisibility.PUBLIC);
  Path localPath = new Path("foo.jar");
  String user = "joe";
  SCMUploaderProtocol scmClient = mock(SCMUploaderProtocol.class);
  FileSystem fs = mock(FileSystem.class);
  FileSystem localFs = mock(FileSystem.class);
  // stub it to return a status that indicates a directory
  FileStatus status = mock(FileStatus.class);
  when(status.isDirectory()).thenReturn(true);
  when(localFs.getFileStatus(localPath)).thenReturn(status);
  SharedCacheUploader spied =
      createSpiedUploader(resource, localPath, user, conf, scmClient, fs,
          localFs);
  Path actualPath = spied.getActualPath();
  assertEquals(actualPath.getName(), localPath.getName());
  assertEquals(actualPath.getParent().getName(), localPath.getName());
}