message: Switch DatasetOpsTestBaseV2 to DatasetOpsTestBase in UniqueDatasetOpTest
diff: @@ -52,7 +52,7 @@ class UniqueDatasetParams : public DatasetParams {
  string dataset_type() const override { return UniqueDatasetOp::kDatasetType; }
  };
  -class UniqueDatasetOpTest : public DatasetOpsTestBaseV2 {};
  +class UniqueDatasetOpTest : public DatasetOpsTestBase {};
  UniqueDatasetParams NormalCaseParams() {
  auto tensor_slice_dataset_params = TensorSliceDatasetParams(
  