@Override
  public String toString() {
    return "DataflowRunner#" + options.getJobName();
  }
@Test
  public void testToString() {
    DataflowPipelineOptions options = PipelineOptionsFactory.as(DataflowPipelineOptions.class);
    options.setJobName("TestJobName");
    options.setProject("test-project");
    options.setRegion(REGION_ID);
    options.setTempLocation("gs://test/temp/location");
    options.setGcpCredential(new TestCredential());
    options.setPathValidatorClass(NoopPathValidator.class);
    options.setRunner(DataflowRunner.class);
    assertEquals("DataflowRunner#testjobname", DataflowRunner.fromOptions(options).toString());
  }