cpp/code/common.h

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#ifndef ARROW_COOKBOOK_COMMON_H
#define ARROW_COOKBOOK_COMMON_H

#include <arrow/result.h>
#include <arrow/status.h>

#include <sstream>
#include <string>

#define ARROW_STRINGIFY(x) #x
#define ARROW_CONCAT(x, y) x##y

#define ARROW_ASSIGN_OR_RAISE_NAME(x, y) ARROW_CONCAT(x, y)

#define ASSERT_OK(expr)                                                         \
  for (const ::arrow::Status& _st = ::arrow::internal::GenericToStatus((expr)); \
       !_st.ok();)                                                              \
  FAIL() << "'" ARROW_STRINGIFY(expr) "' failed with " << _st.ToString()

#define ASSIGN_OR_HANDLE_ERROR_IMPL(handle_error, status_name, lhs, rexpr) \
  auto&& status_name = (rexpr);                                            \
  handle_error(status_name.status());                                      \
  lhs = std::move(status_name).ValueOrDie();

#define ASSERT_OK_AND_ASSIGN(lhs, rexpr) \
  ASSIGN_OR_HANDLE_ERROR_IMPL(           \
      ASSERT_OK, ARROW_ASSIGN_OR_RAISE_NAME(_error_or_value, __COUNTER__), lhs, rexpr);

inline std::stringstream rout;

void StartRecipe(const std::string& recipe_name);
void EndRecipe(const std::string& recipe_name);
arrow::Status DumpRecipeOutput(const std::string& output_filename);
bool HasRecipeOutput();
arrow::Result<std::string> FindTestDataFile(const std::string& test_data_name);

#endif  // ARROW_COOKBOOK_COMMON_H