Function FailingTransform

cpp/src/arrow/io/memory_test.cc:638–641

TYPED_TEST(TestTransformInputStream, StressChunked) { this->TestStressChunked(); }

static Result<std::shared_ptr<Buffer>> FailingTransform(
    const std::shared_ptr<Buffer>& buf) {
  return Status::UnknownError("Failed transform");
}

TEST(TestTransformInputStream, FailingTransform) {
  auto src = Buffer::FromString("1234567890abcdefghi");