draconisplusplus/subprojects/quill-4.2.0/quill/test/integration_tests/WideStringLoggingTest.cpp

#include "doctest/doctest.h"

#include "misc/TestUtilities.h"
#include "quill/Backend.h"
#include "quill/Frontend.h"
#include "quill/LogMacros.h"
#include "quill/sinks/FileSink.h"

#include <cstdio>
#include <string>
#include <string_view>
#include <vector>

using namespace quill;

/***/
TEST_CASE("wide_string_logging")
{
#if defined(_WIN32)
  static constexpr char const* filename = "wide_string_logging.log";
  static std::string const logger_name = "logger";
  static constexpr size_t number_of_messages = 10000;

  // Start the logging backend thread
  Backend::start();

  Frontend::preallocate();

  // Set writing logging to a file
  auto file_sink = Frontend::create_or_get_sink<FileSink>(
    filename,
    []()
    {
      FileSinkConfig cfg;
      cfg.set_open_mode('w');
      return cfg;
    }(),
    FileEventNotifier{});

  Logger* logger = Frontend::create_or_get_logger(logger_name, std::move(file_sink));

  {
    std::string s = "adipiscing";
    std::wstring ws = L"adipiscing";
    std::wstring const empty_s{};

    std::wstring_view begin_s{L"begin_s"};
    std::wstring_view const end_s{L"end_s"};
    std::wstring_view empty_sv{};

    wchar_t const* c_style_string_empty = L"";
    wchar_t const* c_style_string = L"Lorem ipsum";

    LOG_INFO(logger, "s [{}]", s);
    LOG_INFO(logger, "ws [{}]", ws);
    LOG_INFO(logger, "empty_s [{}]", empty_s);
    LOG_INFO(logger, "begin_s [{}]", begin_s);
    LOG_INFO(logger, "end_s [{}]", end_s);
    LOG_INFO(logger, "empty_sv [{}]", empty_sv);
    LOG_INFO(logger, "c_style_string_empty [{}]", c_style_string_empty);
    LOG_INFO(logger, "c_style_string [{}]", c_style_string);

    LOG_INFO(logger,
             "Lorem ipsum dolor sit amet, consectetur [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] "
             "[{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}]",
             ws, "elit", 1, 3.14, empty_s, begin_s, end_s, empty_sv, c_style_string_empty,
             c_style_string, ws, "elit", 1, 3.14, empty_s, begin_s, end_s, empty_sv,
             c_style_string_empty, c_style_string, s);

    LOG_ERROR(logger,
              "Nulla tempus, libero at dignissim viverra, lectus libero finibus ante [{}] [{}] "
              "[{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}] [{}]",
              2, true, begin_s, empty_sv, empty_s, c_style_string_empty, c_style_string, end_s, 2,
              true, begin_s, empty_sv, empty_s, c_style_string_empty, c_style_string, end_s, s);
  }

  // Log a big string
  for (size_t i = 0; i < number_of_messages; ++i)
  {
    std::wstring v{
      L"Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur Lorem "
      L"ipsum dolor sit amet, consectetur "};
    v += std::to_wstring(i);

    LOG_INFO(logger, "Logging int: {}, int: {}, string: {}, char: {}", i, i * 10, v, v.c_str());
  }

  logger->flush_log();
  Frontend::remove_logger(logger);

  // Wait until the backend thread stops for test stability
  Backend::stop();

  // Read file and check
  std::vector<std::string> const file_contents = quill::testing::file_contents(filename);
  REQUIRE_EQ(file_contents.size(), number_of_messages + 10);

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       s [adipiscing]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       ws [adipiscing]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       empty_s []"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       begin_s [begin_s]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       end_s [end_s]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       empty_sv []"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       c_style_string_empty []"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       c_style_string [Lorem ipsum]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       Lorem ipsum dolor sit amet, consectetur [adipiscing] [elit] [1] [3.14] [] [begin_s] [end_s] [] [] [Lorem ipsum] [adipiscing] [elit] [1] [3.14] [] [begin_s] [end_s] [] [] [Lorem ipsum] [adipiscing]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_ERROR     " + logger_name + "       Nulla tempus, libero at dignissim viverra, lectus libero finibus ante [2] [true] [begin_s] [] [] [] [Lorem ipsum] [end_s] [2] [true] [begin_s] [] [] [] [Lorem ipsum] [end_s] [adipiscing]"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       Logging int: 0, int: 0, string: Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur 0, char: Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur 0"}));

  REQUIRE(quill::testing::file_contains(
    file_contents, std::string{"LOG_INFO      " + logger_name + "       Logging int: 1999, int: 19990, string: Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur 1999, char: Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur Lorem ipsum dolor sit amet, consectetur 1999"}));

  testing::remove_file(filename);
#endif
}