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71bdaf5748
* CMake: Add TEST_PROPERTIES to json_test_set_test_options() Allow overriding test properties via json_test_set_test_options(). * CMake: Set timeouts for Unicode tests
166 lines
6.7 KiB
CMake
166 lines
6.7 KiB
CMake
cmake_minimum_required(VERSION 3.13)
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option(JSON_Valgrind "Execute test suite with Valgrind." OFF)
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option(JSON_FastTests "Skip expensive/slow tests." OFF)
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set(JSON_32bitTest AUTO CACHE STRING "Enable the 32bit unit test (ON/OFF/AUTO/ONLY).")
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set(JSON_TestStandards "" CACHE STRING "The list of standards to test explicitly.")
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include(test)
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#############################################################################
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# override standard support
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#############################################################################
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# Clang only supports C++17 starting from Clang 5.0
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if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
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unset(compiler_supports_cpp_17)
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endif()
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# MSVC 2015 (14.0) does not support C++17
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if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.1)
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unset(compiler_supports_cpp_17)
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endif()
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# Clang C++20 support appears insufficient prior to Clang 9.0 (based on CI build failure)
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if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)
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unset(compiler_supports_cpp_20)
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endif()
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# GCC started supporting C++20 features in 8.0 but a test for #3070 segfaults prior to 9.0
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)
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unset(compiler_supports_cpp_20)
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endif()
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#############################################################################
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# test_main library with shared code to speed up build and common settings
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#############################################################################
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add_library(test_main OBJECT src/unit.cpp)
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target_compile_definitions(test_main PUBLIC
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DOCTEST_CONFIG_SUPER_FAST_ASSERTS
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JSON_TEST_KEEP_MACROS)
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target_compile_features(test_main PRIVATE cxx_std_11)
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target_compile_options(test_main PUBLIC
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$<$<CXX_COMPILER_ID:MSVC>:/EHsc;$<$<CONFIG:Release>:/Od>>
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# MSVC: Force to always compile with W4
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# Disable warning C4566: character represented by universal-character-name '\uFF01'
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# cannot be represented in the current code page (1252)
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# Disable warning C4996: 'nlohmann::basic_json<...>::operator <<': was declared deprecated
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$<$<CXX_COMPILER_ID:MSVC>:/W4 /wd4566 /wd4996>
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# https://github.com/nlohmann/json/issues/1114
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$<$<CXX_COMPILER_ID:MSVC>:/bigobj> $<$<BOOL:${MINGW}>:-Wa,-mbig-obj>
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# https://github.com/nlohmann/json/pull/3229
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$<$<CXX_COMPILER_ID:Intel>:-diag-disable=2196>
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$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-deprecated;-Wno-float-equal>
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$<$<CXX_COMPILER_ID:GNU>:-Wno-deprecated-declarations>
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$<$<CXX_COMPILER_ID:Intel>:-diag-disable=1786>)
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target_include_directories(test_main PUBLIC
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thirdparty/doctest
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thirdparty/fifo_map
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${PROJECT_BINARY_DIR}/include)
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target_link_libraries(test_main PUBLIC ${NLOHMANN_JSON_TARGET_NAME})
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#############################################################################
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# define test- and standard-specific build settings
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#############################################################################
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if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU"
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AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 8.0
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AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0 AND NOT MINGW)
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# fix for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90050
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json_test_set_test_options(all CXX_STANDARDS 17 LINK_LIBRARIES stdc++fs)
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endif()
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if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
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# avoid stack overflow, see https://github.com/nlohmann/json/issues/2955
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json_test_set_test_options("test-cbor;test-msgpack;test-ubjson;test-bjdata;test-binary_formats" LINK_OPTIONS /STACK:4000000)
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endif()
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# disable exceptions for test-disabled_exceptions
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json_test_set_test_options(test-disabled_exceptions COMPILE_DEFINITIONS JSON_NOEXCEPTION)
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if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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json_test_set_test_options(test-disabled_exceptions COMPILE_OPTIONS -fno-exceptions)
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elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
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# disabled due to https://github.com/nlohmann/json/discussions/2824
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#json_test_set_test_options(test-disabled_exceptions COMPILE_DEFINITIONS _HAS_EXCEPTIONS=0 COMPILE_OPTIONS /EH)
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endif()
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# set timeouts for Unicode tests
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json_test_set_test_options("test-unicode2;test-unicode3;test-unicode4;test-unicode5"
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TEST_PROPERTIES "TIMEOUT_AFTER_MATCH;1500$<SEMICOLON>UTF-8 strings checked"
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)
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#############################################################################
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# add unit tests
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#############################################################################
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if("${JSON_TestStandards}" STREQUAL "")
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set(test_cxx_standards 11 14 17 20 23)
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unset(test_force)
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else()
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set(test_cxx_standards ${JSON_TestStandards})
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set(test_force FORCE)
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endif()
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# Print selected standards marking unavailable ones with brackets
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set(msg_standards "")
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foreach(cxx_standard ${test_cxx_standards})
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if(compiler_supports_cpp_${cxx_standard})
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list(APPEND msg_standards ${cxx_standard})
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else()
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list(APPEND msg_standards [${cxx_standard}])
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endif()
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endforeach()
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string(JOIN " " msg_standards ${msg_standards})
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set(msg "Testing standards: ${msg_standards}")
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if(test_force)
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string(APPEND msg " (forced)")
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endif()
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message(STATUS "${msg}")
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# *DO* use json_test_set_test_options() above this line
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json_test_should_build_32bit_test(json_32bit_test json_32bit_test_only "${JSON_32bitTest}")
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file(GLOB files src/unit-*.cpp)
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if(json_32bit_test_only)
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set(files src/unit-32bit.cpp)
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elseif(NOT json_32bit_test)
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list(FILTER files EXCLUDE REGEX src/unit-32bit.cpp)
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endif()
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foreach(file ${files})
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json_test_add_test_for(${file} MAIN test_main CXX_STANDARDS ${test_cxx_standards} ${test_force})
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endforeach()
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if(json_32bit_test_only)
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# Skip all other tests in this file
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return()
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endif()
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# test legacy comparison of discarded values
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json_test_set_test_options(test-comparison_legacy
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COMPILE_DEFINITIONS JSON_USE_LEGACY_DISCARDED_VALUE_COMPARISON=1
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)
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json_test_add_test_for(src/unit-comparison.cpp
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NAME test-comparison_legacy
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MAIN test_main CXX_STANDARDS ${test_cxx_standards} ${test_force}
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)
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# *DO NOT* use json_test_set_test_options() below this line
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#############################################################################
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# Test the generated build configs
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#############################################################################
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# these tests depend on the generated file nlohmann_jsonConfig.cmake
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if (JSON_Install)
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add_subdirectory(cmake_import)
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add_subdirectory(cmake_import_minver)
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endif()
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add_subdirectory(cmake_add_subdirectory)
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add_subdirectory(cmake_fetch_content)
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add_subdirectory(cmake_fetch_content2)
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add_subdirectory(cmake_target_include_directories)
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