fmt/test/compile-test/CMakeLists.txt
Victor Zverovich 313b259891 Use type_traits to test if copyable/assignable
Replace compile tests that check if types are copy constructible and copy assignable with normal tests that use type_traits (if available).
2014-09-30 07:30:05 -07:00

42 lines
1.4 KiB
CMake

# Test if compile errors are produced where necessary.
cmake_minimum_required(VERSION 2.8)
include(CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_INCLUDES ${CMAKE_CURRENT_SOURCE_DIR}/../..)
function (expect_compile_error code)
check_cxx_source_compiles("
#include \"format.cc\"
#include \"posix.h\"
int main() {
${code}
}
" compiles)
set (does_compile ${compiles})
# Unset the CMake cache variable compiles. Otherwise the compile test will
# just use cached information next time it runs.
unset(compiles CACHE)
if (does_compile)
message(FATAL_ERROR "No compile error for: ${code}")
endif ()
endfunction ()
# MakeArg doesn't accept [const] volatile char *.
expect_compile_error("volatile char s[] = \"test\"; (fmt::internal::MakeArg<char>)(s);")
expect_compile_error("const volatile char s[] = \"test\"; (fmt::internal::MakeArg<char>)(s);")
# MakeArg<char> doesn't accept wchar_t.
expect_compile_error("fmt::internal::MakeArg<char>(L'a');")
expect_compile_error("fmt::internal::MakeArg<char>(L\"test\");")
# Writing a wide character to a character stream Writer is forbidden.
expect_compile_error("fmt::Writer() << L'a';")
expect_compile_error("fmt::Writer() << fmt::pad(\"abc\", 5, L' ');")
expect_compile_error("fmt::Writer() << fmt::pad(42, 5, L' ');")
# Formatting a wide character with a narrow format string is forbidden.
expect_compile_error("fmt::format(\"{}\", L'a';")
expect_compile_error("FMT_STATIC_ASSERT(0 > 1, \"oops\");")