| option(JSON_Valgrind "Execute test suite with Valgrind." OFF) |
| option(JSON_FastTests "Skip expensive/slow tests." OFF) |
| |
| # download test data |
| include(${CMAKE_CURRENT_SOURCE_DIR}/../cmake/download_test_data.cmake) |
| |
| # test fixture to download test data |
| add_test(NAME "download_test_data" COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target download_test_data) |
| set_tests_properties(download_test_data PROPERTIES FIXTURES_SETUP TEST_DATA) |
| |
| if(JSON_Valgrind) |
| find_program(CMAKE_MEMORYCHECK_COMMAND valgrind) |
| message(STATUS "Executing test suite with Valgrind (${CMAKE_MEMORYCHECK_COMMAND})") |
| set(memcheck_command "${CMAKE_MEMORYCHECK_COMMAND} ${CMAKE_MEMORYCHECK_COMMAND_OPTIONS} --error-exitcode=1 --leak-check=full") |
| separate_arguments(memcheck_command) |
| endif() |
| |
| ############################################################################# |
| # doctest library with the main function to speed up build |
| ############################################################################# |
| |
| add_library(doctest_main OBJECT src/unit.cpp) |
| set_target_properties(doctest_main PROPERTIES |
| COMPILE_DEFINITIONS "$<$<CXX_COMPILER_ID:MSVC>:_SCL_SECURE_NO_WARNINGS>" |
| COMPILE_OPTIONS "$<$<CXX_COMPILER_ID:MSVC>:/EHsc;$<$<CONFIG:Release>:/Od>>" |
| ) |
| if (${CMAKE_VERSION} VERSION_LESS "3.8.0") |
| target_compile_features(doctest_main PUBLIC cxx_range_for) |
| else() |
| target_compile_features(doctest_main PUBLIC cxx_std_11) |
| endif() |
| target_include_directories(doctest_main PRIVATE "thirdparty/doctest") |
| |
| # https://stackoverflow.com/questions/2368811/how-to-set-warning-level-in-cmake |
| if(MSVC) |
| # Force to always compile with W4 |
| if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]") |
| string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") |
| else() |
| set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4") |
| endif() |
| |
| # Disable warning C4566: character represented by universal-character-name '\uFF01' cannot be represented in the current code page (1252) |
| # Disable warning C4996: 'nlohmann::basic_json<std::map,std::vector,std::string,bool,int64_t,uint64_t,double,std::allocator,nlohmann::adl_serializer>::operator <<': was declared deprecated |
| set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4566 /wd4996") |
| |
| # https://github.com/nlohmann/json/issues/1114 |
| set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /bigobj") |
| endif() |
| |
| ############################################################################# |
| # one executable for each unit test file |
| ############################################################################# |
| |
| # check if compiler supports C++17 |
| foreach(feature ${CMAKE_CXX_COMPILE_FEATURES}) |
| if (${feature} STREQUAL cxx_std_17) |
| set(compiler_supports_cpp_17 TRUE) |
| endif() |
| endforeach() |
| # Clang only supports C++17 starting from Clang 5.0 |
| if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) |
| unset(compiler_supports_cpp_17) |
| endif() |
| # MSVC 2015 (14.0) does not support C++17 |
| if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.1) |
| unset(compiler_supports_cpp_17) |
| endif() |
| |
| file(GLOB files src/unit-*.cpp) |
| |
| foreach(file ${files}) |
| get_filename_component(file_basename ${file} NAME_WE) |
| string(REGEX REPLACE "unit-([^$]+)" "test-\\1" testcase ${file_basename}) |
| |
| add_executable(${testcase} $<TARGET_OBJECTS:doctest_main> ${file}) |
| target_compile_definitions(${testcase} PRIVATE DOCTEST_CONFIG_SUPER_FAST_ASSERTS) |
| target_compile_options(${testcase} PRIVATE |
| $<$<CXX_COMPILER_ID:MSVC>:/EHsc;$<$<CONFIG:Release>:/Od>> |
| $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-deprecated;-Wno-float-equal> |
| $<$<CXX_COMPILER_ID:GNU>:-Wno-deprecated-declarations> |
| ) |
| target_include_directories(${testcase} PRIVATE ${CMAKE_BINARY_DIR}/include thirdparty/doctest thirdparty/fifo_map) |
| target_link_libraries(${testcase} PRIVATE ${NLOHMANN_JSON_TARGET_NAME}) |
| |
| # add a copy with C++17 compilation |
| if (compiler_supports_cpp_17) |
| file(READ ${file} FILE_CONTENT) |
| string(FIND "${FILE_CONTENT}" "JSON_HAS_CPP_17" CPP_17_FOUND) |
| if(NOT ${CPP_17_FOUND} EQUAL -1) |
| add_executable(${testcase}_cpp17 $<TARGET_OBJECTS:doctest_main> ${file}) |
| target_compile_definitions(${testcase}_cpp17 PRIVATE DOCTEST_CONFIG_SUPER_FAST_ASSERTS) |
| target_compile_options(${testcase}_cpp17 PRIVATE |
| $<$<CXX_COMPILER_ID:MSVC>:/EHsc;$<$<CONFIG:Release>:/Od>> |
| $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-deprecated;-Wno-float-equal> |
| $<$<CXX_COMPILER_ID:GNU>:-Wno-deprecated-declarations> |
| ) |
| target_include_directories(${testcase}_cpp17 PRIVATE ${CMAKE_BINARY_DIR}/include thirdparty/doctest thirdparty/fifo_map) |
| target_link_libraries(${testcase}_cpp17 PRIVATE ${NLOHMANN_JSON_TARGET_NAME}) |
| target_compile_features(${testcase}_cpp17 PRIVATE cxx_std_17) |
| |
| if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 8.0 AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0 AND NOT MINGW) |
| # fix for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90050 |
| target_link_libraries(${testcase}_cpp17 PRIVATE stdc++fs) |
| endif() |
| |
| if (JSON_FastTests) |
| add_test(NAME "${testcase}_cpp17" |
| COMMAND ${testcase}_cpp17 ${DOCTEST_TEST_FILTER} |
| WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| ) |
| else() |
| add_test(NAME "${testcase}_cpp17" |
| COMMAND ${testcase}_cpp17 ${DOCTEST_TEST_FILTER} --no-skip |
| WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| ) |
| endif() |
| set_tests_properties("${testcase}_cpp17" PROPERTIES LABELS "all" FIXTURES_REQUIRED TEST_DATA) |
| endif() |
| endif() |
| |
| if (JSON_FastTests) |
| add_test(NAME "${testcase}" |
| COMMAND ${testcase} ${DOCTEST_TEST_FILTER} |
| WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| ) |
| else() |
| add_test(NAME "${testcase}" |
| COMMAND ${testcase} ${DOCTEST_TEST_FILTER} --no-skip |
| WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| ) |
| endif() |
| set_tests_properties("${testcase}" PROPERTIES LABELS "all" FIXTURES_REQUIRED TEST_DATA) |
| |
| if(JSON_Valgrind) |
| add_test(NAME "${testcase}_valgrind" |
| COMMAND ${memcheck_command} ${CMAKE_CURRENT_BINARY_DIR}/${testcase} ${DOCTEST_TEST_FILTER} |
| WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| ) |
| set_tests_properties("${testcase}_valgrind" PROPERTIES LABELS "valgrind" FIXTURES_REQUIRED TEST_DATA) |
| endif() |
| endforeach() |
| |
| # disable exceptions for test-disabled_exceptions |
| target_compile_definitions(test-disabled_exceptions PUBLIC JSON_NOEXCEPTION) |
| if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU") |
| target_compile_options(test-disabled_exceptions PUBLIC -fno-exceptions) |
| elseif (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") |
| # disabled due to https://github.com/nlohmann/json/discussions/2824 |
| #target_compile_options(test-disabled_exceptions PUBLIC /EH) |
| #target_compile_definitions(test-disabled_exceptions PUBLIC _HAS_EXCEPTIONS=0) |
| endif() |
| |
| # avoid stack overflow, see https://github.com/nlohmann/json/issues/2955 |
| if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC") |
| set_property(TARGET test-cbor APPEND_STRING PROPERTY LINK_FLAGS " /STACK:4000000") |
| set_property(TARGET test-msgpack APPEND_STRING PROPERTY LINK_FLAGS " /STACK:4000000") |
| set_property(TARGET test-ubjson APPEND_STRING PROPERTY LINK_FLAGS " /STACK:4000000") |
| endif() |
| |
| ############################################################################# |
| # Test the generated build configs |
| ############################################################################# |
| |
| # these tests depend on the generated file nlohmann_jsonConfig.cmake |
| if (JSON_Install) |
| add_subdirectory(cmake_import) |
| add_subdirectory(cmake_import_minver) |
| endif() |
| |
| add_subdirectory(cmake_add_subdirectory) |
| add_subdirectory(cmake_fetch_content) |
| add_subdirectory(cmake_target_include_directories) |
