spdlog/tests/test_async.cpp

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#include "includes.h"
#include "spdlog/async.h"
#include "spdlog/sinks/simple_file_sink.h"
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#include "test_sink.h"
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// std::unique_ptr<spdlog::async_logger> create_logger(size_t tp_queue_size, size_t tp_threads)
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//{
// auto tp = std::make_shared<details::thread_pool>(8192, 1);
// auto logger = std::make_shared<async_logger>("as", test_sink, tp, async_overflow_policy::block_retry);
//}
TEST_CASE("basic async test ", "[async]")
{
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using namespace spdlog;
auto test_sink = std::make_shared<sinks::test_sink_mt>();
size_t queue_size = 128;
size_t messages = 256;
{
auto tp = std::make_shared<details::thread_pool>(queue_size, 1);
auto logger = std::make_shared<async_logger>("as", test_sink, tp, async_overflow_policy::block_retry);
for (size_t i = 0; i < messages; i++)
{
logger->info("Hello message #{}", i);
}
logger->flush();
}
REQUIRE(test_sink->msg_counter() == messages);
REQUIRE(test_sink->flushed_msg_counter() == messages);
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}
TEST_CASE("discard policy ", "[async]")
{
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using namespace spdlog;
auto test_sink = std::make_shared<sinks::test_sink_mt>();
size_t queue_size = 2;
size_t messages = 1024;
{
auto tp = std::make_shared<details::thread_pool>(queue_size, 1);
auto logger = std::make_shared<async_logger>("as", test_sink, tp, async_overflow_policy::discard_log_msg);
for (size_t i = 0; i < messages; i++)
{
logger->info("Hello message #{}", i);
}
}
REQUIRE(test_sink->msg_counter() < messages);
REQUIRE(test_sink->flushed_msg_counter() < messages);
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}
TEST_CASE("flush", "[async]")
{
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using namespace spdlog;
auto test_sink = std::make_shared<sinks::test_sink_mt>();
size_t queue_size = 256;
size_t messages = 256;
{
auto tp = std::make_shared<details::thread_pool>(queue_size, 1);
auto logger = std::make_shared<async_logger>("as", test_sink, tp, async_overflow_policy::block_retry);
for (size_t i = 0; i < messages; i++)
{
logger->info("Hello message #{}", i);
}
logger->flush();
}
std::this_thread::sleep_for(std::chrono::milliseconds(250));
REQUIRE(test_sink->msg_counter() == messages);
REQUIRE(test_sink->flushed_msg_counter() == messages);
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}
TEST_CASE("multi threads", "[async]")
{
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using namespace spdlog;
auto test_sink = std::make_shared<sinks::test_sink_mt>();
size_t queue_size = 128;
size_t messages = 256;
size_t n_threads = 10;
{
auto tp = std::make_shared<details::thread_pool>(queue_size, 1);
auto logger = std::make_shared<async_logger>("as", test_sink, tp, async_overflow_policy::block_retry);
std::vector<std::thread> threads;
for (size_t i = 0; i < n_threads; i++)
{
threads.emplace_back([logger, messages] {
for (size_t j = 0; j < messages; j++)
{
logger->info("Hello message #{}", j);
}
});
}
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for (auto &t : threads)
{
t.join();
}
logger->flush();
}
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REQUIRE(test_sink->msg_counter() == messages * n_threads);
REQUIRE(test_sink->flushed_msg_counter() == messages * n_threads);
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}
TEST_CASE("to_file", "[async]")
{
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prepare_logdir();
size_t messages = 1024;
size_t tp_threads = 1;
std::string filename = "logs/async_test.log";
{
auto file_sink = std::make_shared<spdlog::sinks::simple_file_sink_mt>(filename, true);
auto tp = std::make_shared<spdlog::details::thread_pool>(messages, tp_threads);
auto logger = std::make_shared<spdlog::async_logger>("as", std::move(file_sink), std::move(tp));
for (size_t j = 0; j < messages; j++)
{
logger->info("Hello message #{}", j);
}
}
REQUIRE(count_lines(filename) == messages);
auto contents = file_contents(filename);
REQUIRE(ends_with(contents, std::string("Hello message #1023") + SPDLOG_EOL));
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}
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TEST_CASE("to_file multi-workers", "[async]")
{
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prepare_logdir();
size_t messages = 1024 * 10;
size_t tp_threads = 10;
std::string filename = "logs/async_test.log";
{
auto file_sink = std::make_shared<spdlog::sinks::simple_file_sink_mt>(filename, true);
auto tp = std::make_shared<spdlog::details::thread_pool>(messages, tp_threads);
auto logger = std::make_shared<spdlog::async_logger>("as", std::move(file_sink), std::move(tp));
for (size_t j = 0; j < messages; j++)
{
logger->info("Hello message #{}", j);
}
}
REQUIRE(count_lines(filename) == messages);
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}