public DataLakeFileSystemClient client(String path) {
    ADLSLocation location = new ADLSLocation(path);
    return client(location);
  }
@Test
  public void testGetClient() {
    String location = AZURITE_CONTAINER.location("path/to/file");
    ADLSFileIO io = createFileIO();
    DataLakeFileSystemClient client = io.client(location);
    assertThat(client.exists()).isTrue();
  }