317 lines
11 KiB
CMake
317 lines
11 KiB
CMake
cmake_minimum_required(VERSION 3.14...3.16)
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project(GSLTests LANGUAGES CXX)
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set(GSL_CXX_STANDARD "14" CACHE STRING "Use c++ standard")
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set(CMAKE_CXX_STANDARD ${GSL_CXX_STANDARD})
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set(CMAKE_CXX_EXTENSIONS OFF)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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include(FindPkgConfig)
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include(ExternalProject)
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# will make visual studio generated project group files
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set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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if(CI_TESTING AND GSL_CXX_STANDARD EQUAL 20)
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add_compile_definitions(FORCE_STD_SPAN_TESTS=1)
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endif()
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if(IOS)
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add_compile_definitions(GTEST_HAS_DEATH_TEST=1 IOS_PROCESS_DELAY_WORKAROUND=1)
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endif()
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pkg_search_module(GTestMain gtest_main)
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if (NOT GTestMain_FOUND)
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# No pre-installed GTest is available, try to download it using Git.
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find_package(Git REQUIRED QUIET)
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configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
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execute_process(
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COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
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RESULT_VARIABLE result
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download
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)
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if(result)
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message(FATAL_ERROR "CMake step for googletest failed: ${result}")
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endif()
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execute_process(
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COMMAND ${CMAKE_COMMAND} --build .
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RESULT_VARIABLE result
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download
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)
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if(result)
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message(FATAL_ERROR "CMake step for googletest failed: ${result}")
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endif()
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set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
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set(GTestMain_LIBRARIES gtest_main)
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add_subdirectory(
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${CMAKE_CURRENT_BINARY_DIR}/googletest-src
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${CMAKE_CURRENT_BINARY_DIR}/googletest-build
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EXCLUDE_FROM_ALL
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)
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endif()
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if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
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find_package(Microsoft.GSL CONFIG REQUIRED)
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enable_testing()
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if (NOT DEFINED Microsoft.GSL_VERSION)
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message(FATAL_ERROR "Microsoft.GSL_VERSION not defined!")
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endif()
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message(STATUS "Microsoft.GSL_VERSION = ${Microsoft.GSL_VERSION}")
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endif()
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if (MSVC AND (GSL_CXX_STANDARD GREATER_EQUAL 17))
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set(GSL_CPLUSPLUS_OPT -Zc:__cplusplus -permissive-)
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endif()
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include(CheckCXXCompilerFlag)
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# this interface adds compile options to how the tests are run
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# please try to keep entries ordered =)
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add_library(gsl_tests_config INTERFACE)
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if(MSVC) # MSVC or simulating MSVC
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target_compile_options(gsl_tests_config INTERFACE
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${GSL_CPLUSPLUS_OPT}
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/EHsc
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/W4
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/WX
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$<$<CXX_COMPILER_ID:MSVC>:
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/wd4996 # Use of function or classes marked [[deprecated]]
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/wd26409 # CppCoreCheck - GTest
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/wd26426 # CppCoreCheck - GTest
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/wd26440 # CppCoreCheck - GTest
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/wd26446 # CppCoreCheck - prefer gsl::at()
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/wd26472 # CppCoreCheck - use gsl::narrow(_cast)
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/wd26481 # CppCoreCheck - use span instead of pointer arithmetic
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$<$<VERSION_LESS:$<CXX_COMPILER_VERSION>,1920>: # VS2015
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/wd4189 # variable is initialized but not referenced
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$<$<NOT:$<CONFIG:Debug>>: # Release, RelWithDebInfo
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/wd4702 # Unreachable code
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>
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>
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>
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$<$<CXX_COMPILER_ID:Clang>:
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-Weverything
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-Wfloat-equal
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-Wno-c++98-compat
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-Wno-c++98-compat-pedantic
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-Wno-covered-switch-default # GTest
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-Wno-deprecated-declarations # Allow tests for [[deprecated]] elements
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-Wno-global-constructors # GTest
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-Wno-language-extension-token # GTest gtest-port.h
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-Wno-missing-braces
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-Wno-missing-prototypes
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-Wno-shift-sign-overflow # GTest gtest-port.h
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-Wno-undef # GTest
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-Wno-used-but-marked-unused # GTest EXPECT_DEATH
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$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
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-Wno-unused-member-function
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-Wno-unused-variable
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$<$<VERSION_EQUAL:$<CXX_COMPILER_VERSION>,15.0.1>:
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-Wno-deprecated # False positive in MSVC Clang 15.0.1 raises a C++17 warning
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>
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>
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>
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)
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check_cxx_compiler_flag("-Wno-reserved-identifier" WARN_RESERVED_ID)
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if (WARN_RESERVED_ID)
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target_compile_options(gsl_tests_config INTERFACE "-Wno-reserved-identifier")
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endif()
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check_cxx_compiler_flag("-Wno-unsafe-buffer-usage" WARN_UNSAFE_BUFFER)
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if (WARN_UNSAFE_BUFFER)
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# This test uses very greedy heuristics such as "no pointer arithmetic on raw buffer"
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target_compile_options(gsl_tests_config INTERFACE "-Wno-unsafe-buffer-usage")
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endif()
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else()
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target_compile_options(gsl_tests_config INTERFACE
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-fno-strict-aliasing
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-Wall
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-Wcast-align
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-Wconversion
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-Wctor-dtor-privacy
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-Werror
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-Wextra
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-Wpedantic
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-Wshadow
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-Wsign-conversion
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-Wfloat-equal
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-Wno-deprecated-declarations # Allow tests for [[deprecated]] elements
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$<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>>:
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-Weverything
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-Wno-c++98-compat
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-Wno-c++98-compat-pedantic
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-Wno-missing-braces
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-Wno-covered-switch-default # GTest
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-Wno-global-constructors # GTest
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-Wno-missing-prototypes
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-Wno-padded
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-Wno-unknown-attributes
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-Wno-used-but-marked-unused # GTest EXPECT_DEATH
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-Wno-weak-vtables
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$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
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-Wno-unused-member-function
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-Wno-unused-variable
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>
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>
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$<$<CXX_COMPILER_ID:Clang>:
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$<$<AND:$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,4.99>,$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
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$<$<EQUAL:${GSL_CXX_STANDARD},17>:-Wno-undefined-func-template>
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>
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$<$<AND:$<EQUAL:${GSL_CXX_STANDARD},20>,$<OR:$<CXX_COMPILER_VERSION:11.0.0>,$<CXX_COMPILER_VERSION:10.0.0>>>:
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-Wno-zero-as-null-pointer-constant # failing Clang Ubuntu 20.04 tests, seems to be a bug with clang 10.0.0
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# and clang 11.0.0. (operator< is being re-written by the compiler
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# as operator<=> and raising the warning)
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>
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>
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$<$<CXX_COMPILER_ID:AppleClang>:
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$<$<AND:$<VERSION_GREATER:$<CXX_COMPILER_VERSION>,9.1>,$<VERSION_LESS:$<CXX_COMPILER_VERSION>,10>>:
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$<$<EQUAL:${GSL_CXX_STANDARD},17>:-Wno-undefined-func-template>
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>
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>
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$<$<CXX_COMPILER_ID:GNU>:
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-Wdouble-promotion # float implicit to double
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-Wlogical-op # suspicious uses of logical operators
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$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
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-Wduplicated-cond # duplicated if-else conditions
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-Wmisleading-indentation
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-Wnull-dereference
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$<$<EQUAL:${GSL_CXX_STANDARD},14>: # no support for [[maybe_unused]]
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-Wno-unused-variable
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>
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>
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$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,7>>:
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-Wduplicated-branches # identical if-else branches
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>
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>
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)
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endif(MSVC)
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# for tests to find the gtest header
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target_include_directories(gsl_tests_config SYSTEM INTERFACE
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googletest/googletest/include
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)
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add_executable(gsl_tests
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algorithm_tests.cpp
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assertion_tests.cpp
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at_tests.cpp
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byte_tests.cpp
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notnull_tests.cpp
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owner_tests.cpp
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span_compatibility_tests.cpp
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span_ext_tests.cpp
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span_tests.cpp
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strict_notnull_tests.cpp
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utils_tests.cpp
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)
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target_link_libraries(gsl_tests
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Microsoft.GSL::GSL
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gsl_tests_config
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${GTestMain_LIBRARIES}
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)
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add_test(gsl_tests gsl_tests)
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# No exception tests
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foreach(flag_var
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CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
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CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
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STRING (REGEX REPLACE "/EHsc" "" ${flag_var} "${${flag_var}}")
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endforeach(flag_var)
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# this interface adds compile options to how the tests are run
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# please try to keep entries ordered =)
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add_library(gsl_tests_config_noexcept INTERFACE)
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if(MSVC) # MSVC or simulating MSVC
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target_compile_definitions(gsl_tests_config_noexcept INTERFACE
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_HAS_EXCEPTIONS=0 # disable exceptions in the Microsoft STL
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)
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target_compile_options(gsl_tests_config_noexcept INTERFACE
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${GSL_CPLUSPLUS_OPT}
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/W4
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/WX
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$<$<CXX_COMPILER_ID:MSVC>:
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/wd4577
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/wd4702
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/wd26440 # CppCoreCheck - GTest
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/wd26446 # CppCoreCheck - prefer gsl::at()
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>
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$<$<CXX_COMPILER_ID:Clang>:
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-Weverything
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-Wfloat-equal
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-Wno-c++98-compat
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-Wno-c++98-compat-pedantic
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-Wno-missing-prototypes
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-Wno-unknown-attributes
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$<$<EQUAL:${GSL_CXX_STANDARD},14>:
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$<$<VERSION_EQUAL:$<CXX_COMPILER_VERSION>,15.0.1>:
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-Wno-deprecated # False positive in MSVC Clang 15.0.1 raises a C++17 warning
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>
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>
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>
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)
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check_cxx_compiler_flag("-Wno-reserved-identifier" WARN_RESERVED_ID)
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if (WARN_RESERVED_ID)
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target_compile_options(gsl_tests_config_noexcept INTERFACE "-Wno-reserved-identifier")
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endif()
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check_cxx_compiler_flag("-Wno-unsafe-buffer-usage" WARN_UNSAFE_BUFFER)
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if (WARN_UNSAFE_BUFFER)
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# This test uses very greedy heuristics such as "no pointer arithmetic on raw buffer"
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target_compile_options(gsl_tests_config_noexcept INTERFACE "-Wno-unsafe-buffer-usage")
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endif()
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else()
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target_compile_options(gsl_tests_config_noexcept INTERFACE
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-fno-exceptions
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-fno-strict-aliasing
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-Wall
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-Wcast-align
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-Wconversion
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-Wctor-dtor-privacy
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-Werror
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-Wextra
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-Wpedantic
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-Wshadow
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-Wsign-conversion
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-Wfloat-equal
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$<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>>:
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-Weverything
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-Wno-c++98-compat
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-Wno-c++98-compat-pedantic
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-Wno-missing-prototypes
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-Wno-unknown-attributes
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-Wno-weak-vtables
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>
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$<$<CXX_COMPILER_ID:GNU>:
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-Wdouble-promotion # float implicit to double
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-Wlogical-op # suspicious uses of logical operators
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-Wuseless-cast # casting to its own type
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$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,6>>:
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-Wduplicated-cond # duplicated if-else conditions
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-Wmisleading-indentation
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-Wnull-dereference
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>
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$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,7>>:
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-Wduplicated-branches # identical if-else branches
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>
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$<$<NOT:$<VERSION_LESS:$<CXX_COMPILER_VERSION>,8>>:
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-Wcast-align=strict # increase alignment (i.e. char* to int*)
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>
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>
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)
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endif(MSVC)
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add_executable(gsl_noexcept_tests no_exception_ensure_tests.cpp)
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target_link_libraries(gsl_noexcept_tests
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Microsoft.GSL::GSL
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gsl_tests_config_noexcept
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)
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add_test(gsl_noexcept_tests gsl_noexcept_tests)
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