tensorflow::testing::InstallStacktraceHandler();
  if (!GetTmpDir()) {
    std::cerr << "Could not read GCS_TEST_TMPDIR env";
    return -1;
  }
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();

  TensorHandlePtr parallel_value = CreatePerDeviceValues(
      context.get(), components, device_name, status.get());
  ASSERT_EQ(TF_GetCode(status.get()), TF_OK) << TF_Message(status.get());

  // Run a collective sum, so each component should now be the same.
  TensorHandlePtr reduced(
      CollectiveSum(context.get(), parallel_value.get(), 2, status.get()));