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streamline constructor logic

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and improve test for rotate_on_open=true
This commit is contained in:
Philip Miller 2019-01-24 00:06:15 -05:00
parent cce1e36e26
commit 3925f8fa16
2 changed files with 32 additions and 7 deletions
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20
include/spdlog/sinks/rotating_file_sink.h
View File

@ -36,9 +36,14 @@ public:
, max_size_(max_size)
, max_files_(max_files)
{
file_helper_.open(calc_filename(base_filename_, 0));
if (rotate_on_open)
rotate_();
{
rotate_(false);
}
else
{
file_helper_.open(calc_filename(base_filename_, 0));
}
current_size_ = file_helper_.size(); // expensive. called only once
}
@ -90,7 +95,7 @@ private:
// log.1.txt -> log.2.txt
// log.2.txt -> log.3.txt
// log.3.txt -> delete
void rotate_()
void rotate_(bool reopen=true)
{
using details::os::filename_to_str;
file_helper_.close();
@ -118,7 +123,14 @@ private:
}
}
}
file_helper_.reopen(true);
if (reopen)
{
file_helper_.reopen(true);
}
else
{
file_helper_.open(base_filename_, true);
}
}
// delete the target if exists, and rename the src file to target

19
tests/test_file_logging.cpp
View File

@ -38,7 +38,7 @@ TEST_CASE("flush_on", "[flush_on]]")
REQUIRE(count_lines(filename) == 3);
}
TEST_CASE("rotating_file_logger1", "[rotating_logger]]")
TEST_CASE("rotating_file_logger", "[rotating_logger]]")
{
prepare_logdir();
size_t max_size = 1024 * 10;
@ -55,12 +55,25 @@ TEST_CASE("rotating_file_logger1", "[rotating_logger]]")
REQUIRE(count_lines(filename) == 10);
}
TEST_CASE("rotating_file_logger2", "[rotating_logger]]")
TEST_CASE("rotating_file_logger2", "[rotating_logger2]]")
{
prepare_logdir();
size_t max_size = 1024 * 10;
std::string basename = "logs/rotating_log";
auto logger = spdlog::rotating_logger_mt("logger", basename, max_size, 1, true);
{
// make an initial logger to create the first output file
auto logger = spdlog::rotating_logger_mt("logger", basename, max_size, 2, true);
for (int i = 0; i < 10; ++i)
{
logger->info("Test message {}", i);
}
// drop causes the logger destructor to be called, which is required so the
// next logger can rename the first output file.
spdlog::drop(logger->name());
}
auto logger = spdlog::rotating_logger_mt("logger", basename, max_size, 2, true);
for (int i = 0; i < 10; ++i)
{
logger->info("Test message {}", i);