add async_logger tests

cover discarded messages use-case
This commit is contained in:
Alexander Zilberkant
2017-05-13 01:01:28 +03:00
parent 42258a1059
commit 0f25b25b20
2 changed files with 39 additions and 1 deletions

38
tests/async_logger.cpp Normal file
View File

@@ -0,0 +1,38 @@
#include <iostream>
#include "includes.h"
#include "../include/spdlog/common.h"
#include "../include/spdlog/tweakme.h"
TEST_CASE("async_logging_overflow ", "[async_logging]")
{
std::string filename = "logs/async_log_overflow.txt";
auto sink = std::make_shared<spdlog::sinks::simple_file_sink_st>(filename, true);
auto logger = std::make_shared<spdlog::async_logger>(
"overflow_logger",
sink,
2, // queue size
spdlog::async_overflow_policy::discard_log_msg
);
for (int i = 0; i < 8; i++) {
logger->info("Message #{}", i);
}
logger->flush();
logger.reset();
std::string the_log = file_contents(filename);
#if defined(SPDLOG_ASYNC_COUNT_DISCARDED_MSG)
std::cout << the_log << std::endl;
REQUIRE(the_log.find("Dropped 6 messages") != std::string::npos);
#endif
}