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Add support for FMT_STRING compile time checking. Add negative compilation unit test for compilers and c++ standard that support relaxed constexpr.

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This commit is contained in:
Joe Burzinski
2020-05-31 13:15:40 -05:00
parent 22a169bc31
commit 30ee690401
6 changed files with 193 additions and 198 deletions
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35
tests/test_misc.cpp
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@@ -3,7 +3,7 @@
#include "spdlog/fmt/bin_to_hex.h"
template<class T>
std::string log_info(const T &what, spdlog::level::level_enum logger_level = spdlog::level::info)
std::string log_info(T &&what, spdlog::level::level_enum logger_level = spdlog::level::info)
{
std::ostringstream oss;
@@ -12,7 +12,7 @@ std::string log_info(const T &what, spdlog::level::level_enum logger_level = spd
spdlog::logger oss_logger("oss", oss_sink);
oss_logger.set_level(logger_level);
oss_logger.set_pattern("%v");
oss_logger.info(what);
oss_logger.info(std::forward<T>(what));
return oss.str().substr(0, oss.str().length() - strlen(spdlog::details::os::default_eol));
}
@@ -269,3 +269,34 @@ TEST_CASE("default logger API", "[default logger]")
spdlog::drop_all();
spdlog::set_pattern("%v");
}
TEST_CASE("{fmt} FMT_STRING functionality preserved (positive test)", "[fmt]")
{
std::ostringstream oss;
auto oss_sink = std::make_shared<spdlog::sinks::ostream_sink_mt>(oss);
spdlog::set_default_logger(std::make_shared<spdlog::logger>("oss", oss_sink));
spdlog::default_logger()->set_level(spdlog::level::trace);
spdlog::set_pattern("%v");
const std::string expected_output_all(
std::string("The best part of {fmt} is the compile time checking: 42") + std::string(spdlog::details::os::default_eol));
spdlog::trace(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
spdlog::debug(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
spdlog::info(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
spdlog::warn(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
spdlog::error(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
spdlog::critical(FMT_STRING("The best part of {{fmt}} is the compile time checking: {:d}"), 42);
REQUIRE(oss.str() == expected_output_all);
oss.str("");
}