Function CheckCastZeroCopy

cpp/src/arrow/compute/kernels/scalar_cast_test.cc:131–141

}

static void CheckCastZeroCopy(std::shared_ptr<Array> input,
                              std::shared_ptr<DataType> to_type,
                              CastOptions options = CastOptions::Safe()) {
  ASSERT_OK_AND_ASSIGN(auto converted, Cast(*input, to_type, options));
  ValidateOutput(*converted);

  ASSERT_EQ(input->data()->buffers.size(), converted->data()->buffers.size());
  for (size_t i = 0; i < input->data()->buffers.size(); ++i) {
    AssertBufferSame(*input, *converted, static_cast<int>(i));
  }
}

static std::shared_ptr<Array> MaskArrayWithNullsAt(std::shared_ptr<Array> input,
                                                   std::vector<int> indices_to_mask) {