GSL/tests/CMakeLists.txt
2021-11-29 15:21:21 -08:00

269 lines
8.7 KiB
CMake

cmake_minimum_required(VERSION 3.0.2)
project(GSLTests CXX)
enable_testing() # again, for support standalone testing
include(FindPkgConfig)
include(ExternalProject)
# will make visual studio generated project group files
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
if(IOS)
add_compile_definitions(GTEST_HAS_DEATH_TEST=1 IOS_PROCESS_DELAY_WORKAROUND=1)
endif()
pkg_search_module(GTestMain gtest_main)
if (NOT GTestMain_FOUND)
# No pre-installed GTest is available, try to download it using Git.
find_package(Git REQUIRED QUIET)
configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
execute_process(
COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download
)
if(result)
message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif()
execute_process(
COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download
)
if(result)
message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif()
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
set(GTestMain_LIBRARIES gtest_main)
add_subdirectory(
${CMAKE_CURRENT_BINARY_DIR}/googletest-src
${CMAKE_CURRENT_BINARY_DIR}/googletest-build
EXCLUDE_FROM_ALL
)
endif()
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
# CMake has been started independently in this directory with tests. Do
# import the globally installed Guidelines Support Library and test it
# instead of the current version from the include/ folder.
find_package(Microsoft.GSL REQUIRED)
endif()
if (MSVC AND (GSL_CXX_STANDARD EQUAL 17))
set(GSL_CPLUSPLUS_OPT -Zc:__cplusplus -permissive-)
endif()
# this interface adds compile options to how the tests are run
# please try to keep entries ordered =)
add_library(gsl_tests_config INTERFACE)
if(MSVC) # MSVC or simulating MSVC
message(INFO, "br:MSVC")
target_compile_options(gsl_tests_config INTERFACE
${GSL_CPLUSPLUS_OPT}
/EHsc
/W4
/WX
$<$<CXX_COMPILER_ID:MSVC>:
/wd4996 # Use of function or classes marked [[deprecated]]
/wd26409 # CppCoreCheck - GTest
/wd26426 # CppCoreCheck - GTest
/wd26440 # CppCoreCheck - GTest
/wd26446 # CppCoreCheck - prefer gsl::at()
/wd26472 # CppCoreCheck - use gsl::narrow(_cast)
/wd26481 # CppCoreCheck - use span instead of pointer arithmetic
$<$<VERSION_LESS:$<CXX_COMPILER_VERSION>,1920>: # VS2015
/wd4189 # variable is initialized but not referenced
$<$<NOT:$<CONFIG:Debug>>: # Release, RelWithDebInfo
/wd4702 # Unreachable code
>
>
>
$<$<CXX_COMPILER_ID:Clang>:
-Weverything
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-covered-switch-default # GTest
-Wno-deprecated-declarations # Allow tests for [[deprecated]] elements
-Wno-global-constructors # GTest
-Wno-language-extension-token # GTest gtest-port.h
-Wno-missing-braces
-Wno-missing-prototypes
-Wno-shift-sign-overflow # GTest gtest-port.h
-Wno-undef # GTest
-Wno-used-but-marked-unused # GTest EXPECT_DEATH
$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
-Wno-unused-member-function
-Wno-unused-variable
>
>
)
else()
message(INFO, "br:MSVC:else")
target_compile_options(gsl_tests_config INTERFACE
-fno-strict-aliasing
-Wall
-Wcast-align
-Wconversion
-Wctor-dtor-privacy
-Wextra
-Wpedantic
-Wshadow
-Wsign-conversion
-Wno-deprecated-declarations # Allow tests for [[deprecated]] elements
$<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>>:
-Weverything
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-missing-braces
-Wno-covered-switch-default # GTest
-Wno-global-constructors # GTest
-Wno-missing-prototypes
-Wno-padded
-Wno-unknown-attributes
-Wno-used-but-marked-unused # GTest EXPECT_DEATH
-Wno-weak-vtables
$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
-Wno-unused-member-function
-Wno-unused-variable
>
>
$<$<CXX_COMPILER_ID:Clang>:
$<$<AND:$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,4.99>,$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
$<$<EQUAL:${GSL_CXX_STANDARD},17>:-Wno-undefined-func-template>
>
>
$<$<CXX_COMPILER_ID:AppleClang>:
$<$<AND:$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,9.1>,$<VERSION_LESS:$<CXX_COMPILER_VERSION>,10>>:
$<$<EQUAL:${GSL_CXX_STANDARD},17>:-Wno-undefined-func-template>
>
>
$<$<CXX_COMPILER_ID:GNU>:
-Wdouble-promotion # float implicit to double
-Wlogical-op # suspicious uses of logical operators
$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
-Wduplicated-cond # duplicated if-else conditions
-Wmisleading-indentation
-Wnull-dereference
$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
-Wno-unused-variable
>
>
$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,7>>:
-Wduplicated-branches # identical if-else branches
>
>
)
endif(MSVC)
# for tests to find the gtest header
target_include_directories(gsl_tests_config SYSTEM INTERFACE
googletest/googletest/include
)
add_executable(gsl_tests
algorithm_tests.cpp
assertion_tests.cpp
at_tests.cpp
byte_tests.cpp
notnull_tests.cpp
owner_tests.cpp
span_compatibility_tests.cpp
span_ext_tests.cpp
span_tests.cpp
strict_notnull_tests.cpp
string_span_tests.cpp
utils_tests.cpp
)
target_link_libraries(gsl_tests
Microsoft.GSL::GSL
gsl_tests_config
${GTestMain_LIBRARIES}
)
add_test(gsl_tests gsl_tests)
# No exception tests
foreach(flag_var
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
STRING (REGEX REPLACE "/EHsc" "" ${flag_var} "${${flag_var}}")
endforeach(flag_var)
# this interface adds compile options to how the tests are run
# please try to keep entries ordered =)
add_library(gsl_tests_config_noexcept INTERFACE)
if(MSVC) # MSVC or simulating MSVC
target_compile_definitions(gsl_tests_config_noexcept INTERFACE
_HAS_EXCEPTIONS=0 # disable exceptions in the Microsoft STL
)
target_compile_options(gsl_tests_config_noexcept INTERFACE
${GSL_CPLUSPLUS_OPT}
/W4
/WX
$<$<CXX_COMPILER_ID:MSVC>:
/wd4577
/wd4702
/wd26440 # CppCoreCheck - GTest
/wd26446 # CppCoreCheck - prefer gsl::at()
>
$<$<CXX_COMPILER_ID:Clang>:
-Weverything
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-missing-prototypes
-Wno-unknown-attributes
>
)
else()
target_compile_options(gsl_tests_config_noexcept INTERFACE
-fno-exceptions
-fno-strict-aliasing
-Wall
-Wcast-align
-Wconversion
-Wctor-dtor-privacy
-Werror
-Wextra
-Wpedantic
-Wshadow
-Wsign-conversion
$<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>>:
-Weverything
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-missing-prototypes
-Wno-unknown-attributes
-Wno-weak-vtables
>
$<$<CXX_COMPILER_ID:GNU>:
-Wdouble-promotion # float implicit to double
-Wlogical-op # suspicious uses of logical operators
-Wuseless-cast # casting to its own type
$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
-Wduplicated-cond # duplicated if-else conditions
-Wmisleading-indentation
-Wnull-dereference
>
$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,7>>:
-Wduplicated-branches # identical if-else branches
>
$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,8>>:
-Wcast-align=strict # increase alignment (i.e. char* to int*)
>
>
)
endif(MSVC)
add_executable(gsl_noexcept_tests no_exception_ensure_tests.cpp)
target_link_libraries(gsl_noexcept_tests
Microsoft.GSL::GSL
gsl_tests_config_noexcept
)
add_test(gsl_noexcept_tests gsl_noexcept_tests)