95 lines
2.6 KiB
C++
95 lines
2.6 KiB
C++
#include "doctest/doctest.h"
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#include "misc/TestUtilities.h"
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#include "quill/Backend.h"
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#include "quill/Frontend.h"
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#include "quill/LogMacros.h"
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#include "quill/sinks/FileSink.h"
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#include <cstdint>
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#include <string>
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#include <thread>
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#include <vector>
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using namespace quill;
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/***/
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TEST_CASE("multi_frontend_threads")
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{
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static constexpr size_t number_of_messages = 1000;
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static constexpr size_t number_of_threads = 10;
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static constexpr char const* filename = "multi_frontend_threads.log";
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static std::string const logger_name_prefix = "logger_";
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// Start the logging backend thread
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Backend::start();
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std::vector<std::thread> threads;
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for (size_t i = 0; i < number_of_threads; ++i)
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{
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threads.emplace_back(
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[i]() mutable
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{
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Frontend::preallocate();
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// Set writing logging to a file
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auto file_sink = Frontend::create_or_get_sink<FileSink>(
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filename,
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[]()
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{
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FileSinkConfig cfg;
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cfg.set_open_mode('w');
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return cfg;
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}(),
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FileEventNotifier{});
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Logger* logger = Frontend::create_or_get_logger(
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logger_name_prefix + std::to_string(i), std::move(file_sink),
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"%(time) [%(thread_id)] %(short_source_location:<28) LOG_%(log_level:<9) %(logger:<12) "
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"%(message)",
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"%Y-%m-%d %H:%M:%S.%Qns", Timezone::GmtTime, ClockSourceType::System);
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for (size_t j = 0; j < number_of_messages; ++j)
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{
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LOG_INFO(logger, "Hello from thread {} this is message {}", i, j);
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}
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});
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}
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for (auto& elem : threads)
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{
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elem.join();
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}
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// flush all log and remove all loggers
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for (Logger* logger : Frontend::get_all_loggers())
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{
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logger->flush_log();
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Frontend::remove_logger(logger);
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}
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// Wait until the backend thread stops for test stability
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Backend::stop();
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// Read file and check
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std::vector<std::string> const file_contents = quill::testing::file_contents(filename);
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REQUIRE_EQ(file_contents.size(), number_of_messages * number_of_threads);
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for (size_t i = 0; i < number_of_threads; ++i)
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{
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// for each thread
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for (size_t j = 0; j < number_of_messages; ++j)
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{
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std::string expected_string = logger_name_prefix + std::to_string(i) +
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" Hello from thread " + std::to_string(i) + " this is message " + std::to_string(j);
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REQUIRE(testing::file_contains(file_contents, expected_string));
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}
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}
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// Check log file is timestamp ordered
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REQUIRE(quill::testing::is_timestamp_ordered(file_contents));
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testing::remove_file(filename);
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} |