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Throw if rotating_file_sink constructor receives max_size==0 as arg

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This commit is contained in:
gabime 2022-02-05 17:37:55 +02:00
parent ec8b0beddd
commit 5b03dc1796
2 changed files with 13 additions and 0 deletions
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4
include/spdlog/sinks/rotating_file_sink-inl.h
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@ -31,6 +31,10 @@ SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink(
, max_files_(max_files)
, file_helper_{event_handlers}
{
if(max_size == 0)
{
throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero");
}
file_helper_.open(calc_filename(base_filename_, 0));
current_size_ = file_helper_.size(); // expensive. called only once
if (rotate_on_open && current_size_ > 0)

9
tests/test_file_logging.cpp
View File

@ -98,3 +98,12 @@ TEST_CASE("rotating_file_logger2", "[rotating_logger]]")
REQUIRE(get_filesize(ROTATING_LOG) <= max_size);
REQUIRE(get_filesize(ROTATING_LOG ".1") <= max_size);
}
// test that passing max_size=0 throws
TEST_CASE("rotating_file_logger3", "[rotating_logger]]")
{
prepare_logdir();
size_t max_size = 0;
spdlog::filename_t basename = SPDLOG_FILENAME_T(ROTATING_LOG);
REQUIRE_THROWS_AS(spdlog::rotating_logger_mt("logger", basename, max_size, 0), spdlog::spdlog_ex);
}