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Non locking ::fwrite if possible (SPDLOG_FWRITE_UNLOCKED defined) or use the regular locking fwrite

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gabime
2024-11-30 15:46:06 +02:00
parent 551860d079
commit e26e3692d1
8 changed files with 76 additions and 6 deletions
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33
tests/test_misc.cpp
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@@ -1,7 +1,11 @@
#include <cstdio>
#include <cstring>
#include "includes.h"
#include "spdlog/sinks/ostream_sink.h"
#include "spdlog/details/os.h"
#include "test_sink.h"
template <class T>
std::string log_info(const T &what, spdlog::level logger_level = spdlog::level::info) {
std::ostringstream oss;
@@ -175,3 +179,32 @@ TEST_CASE("utf8 to utf16 conversion using windows api", "[windows utf]") {
REQUIRE(std::wstring(buffer.data(), buffer.size()) == std::wstring(L"\x306d\x3053"));
}
#endif
struct auto_closer {
FILE* fp = nullptr;
explicit auto_closer(FILE* f) : fp(f) {}
auto_closer(const auto_closer&) = delete;
auto_closer& operator=(const auto_closer&) = delete;
~auto_closer() {
fp != nullptr && (std::fclose(fp) != 0);
}
};
TEST_CASE("os::fwrite_bytes", "[os]") {
using spdlog::details::os::fwrite_bytes;
const char* filename = "test_fwrite_bytes.txt";
const char *msg = "hello";
{
auto_closer closer(std::fopen(filename, "wb"));
REQUIRE(closer.fp != nullptr);
REQUIRE(fwrite_bytes(msg, std::strlen(msg), closer.fp) == true);
REQUIRE(fwrite_bytes(msg, 0, closer.fp) == true);
std::fflush(closer.fp);
REQUIRE(spdlog::details::os::filesize(closer.fp) == 5);
}
// fwrite_bytes should return false on write failure
auto_closer closer(std::fopen(filename, "r"));
REQUIRE(closer.fp != nullptr);
REQUIRE_FALSE(fwrite_bytes("Hello", 5, closer.fp));
}