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# FetchContent requires cmake >=3.11
# see https://cmake.org/cmake/help/v3.11/module/FetchContent.html
cmake_minimum_required(VERSION 3.11 FATAL_ERROR)
include(FetchContent)
option(SYSTEM_DOCTEST "Use system copy of doctest" OFF)
option(FASTFLOAT_SUPPLEMENTAL_TESTS "Run supplemental tests" ON)
if (NOT SYSTEM_DOCTEST)
FetchContent_Declare(doctest
GIT_REPOSITORY https://github.com/onqtam/doctest.git
GIT_TAG v2.4.11)
else ()
find_package(doctest REQUIRED)
endif()
if (FASTFLOAT_SUPPLEMENTAL_TESTS)
FetchContent_Declare(supplemental_test_files
GIT_REPOSITORY https://github.com/fastfloat/supplemental_test_files.git
GIT_TAG origin/main)
endif()
# FetchContent_MakeAvailable() was only introduced in 3.14
# https://cmake.org/cmake/help/v3.14/release/3.14.html#modules
# FetchContent_MakeAvailable(doctest)
if (NOT SYSTEM_DOCTEST)
FetchContent_GetProperties(doctest)
if(NOT doctest_POPULATED)
FetchContent_Populate(doctest)
add_subdirectory(${doctest_SOURCE_DIR} ${doctest_BINARY_DIR})
endif()
endif()
add_library(supplemental-data INTERFACE)
if (FASTFLOAT_SUPPLEMENTAL_TESTS)
FetchContent_GetProperties(supplemental_test_files)
if(NOT supplemental_test_files_POPULATED)
message(STATUS "Supplemental tests enabled. Retrieving test files.")
FetchContent_Populate(supplemental_test_files)
message(STATUS "Supplemental test files retrieved.")
add_subdirectory(${supplemental_test_files_SOURCE_DIR} ${supplemental_test_files_BINARY_DIR})
endif()
target_compile_definitions(supplemental-data INTERFACE SUPPLEMENTAL_TEST_DATA_DIR="${supplemental_test_files_BINARY_DIR}/data")
endif()
function(fast_float_add_cpp_test TEST_NAME)
add_executable(${TEST_NAME} ${TEST_NAME}.cpp)
if(CMAKE_CROSSCOMPILING)
set(ccemulator ${CMAKE_CROSSCOMPILING_EMULATOR})
endif()
add_test(NAME ${TEST_NAME}
COMMAND ${ccemulator} $<TARGET_FILE:${TEST_NAME}>)
if(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
target_compile_options(${TEST_NAME} PUBLIC /EHsc)
endif()
if(NOT WIN32)
target_compile_options(${TEST_NAME} PUBLIC -Werror -Wall -Wextra -Weffc++)
target_compile_options(${TEST_NAME} PUBLIC -Wsign-compare -Wshadow -Wwrite-strings -Wpointer-arith -Winit-self -Wconversion -Wsign-conversion)
endif()
target_link_libraries(${TEST_NAME} PUBLIC fast_float supplemental-data)
if (NOT SYSTEM_DOCTEST)
target_link_libraries(${TEST_NAME} PUBLIC doctest)
else ()
target_link_libraries(${TEST_NAME} PUBLIC doctest::doctest)
endif()
endfunction(fast_float_add_cpp_test)
fast_float_add_cpp_test(rcppfastfloat_test)
fast_float_add_cpp_test(wide_char_test)
fast_float_add_cpp_test(supported_chars_test)
fast_float_add_cpp_test(example_test)
fast_float_add_cpp_test(example_comma_test)
fast_float_add_cpp_test(basictest)
option(FASTFLOAT_CONSTEXPR_TESTS "Require constexpr tests (build will fail if the compiler won't support it)" OFF)
if (FASTFLOAT_CONSTEXPR_TESTS)
target_compile_features(basictest PRIVATE cxx_std_20)
target_compile_definitions(basictest PRIVATE FASTFLOAT_CONSTEXPR_TESTS)
else()
target_compile_features(basictest PRIVATE cxx_std_17)
endif()
if (FASTFLOAT_SUPPLEMENTAL_TESTS)
target_compile_definitions(basictest PRIVATE FASTFLOAT_SUPPLEMENTAL_TESTS)
endif()
fast_float_add_cpp_test(long_test)
fast_float_add_cpp_test(powersoffive_hardround)
fast_float_add_cpp_test(string_test)
fast_float_add_cpp_test(fast_int)
target_compile_features(fast_int PRIVATE cxx_std_17)
fast_float_add_cpp_test(json_fmt)
fast_float_add_cpp_test(fortran)
if(CMAKE_CXX_STANDARD GREATER_EQUAL 23)
option(FASTFLOAT_FIXEDWIDTH_TESTS "Require fixed width test for C++23 (build will fail if the compiler won't support it)" ON)
else()
option(FASTFLOAT_FIXEDWIDTH_TESTS "Require fixed width test for C++23 (build will fail if the compiler won't support it)" OFF)
endif()
if (FASTFLOAT_FIXEDWIDTH_TESTS)
fast_float_add_cpp_test(fixedwidthtest)
target_compile_features(fixedwidthtest PUBLIC cxx_std_23)
endif()
option(FASTFLOAT_EXHAUSTIVE "Exhaustive tests" OFF)
if (FASTFLOAT_EXHAUSTIVE)
fast_float_add_cpp_test(short_random_string)
fast_float_add_cpp_test(exhaustive32_midpoint)
fast_float_add_cpp_test(random_string)
fast_float_add_cpp_test(exhaustive32)
fast_float_add_cpp_test(exhaustive32_64)
fast_float_add_cpp_test(long_exhaustive32)
fast_float_add_cpp_test(long_exhaustive32_64)
fast_float_add_cpp_test(long_random64)
fast_float_add_cpp_test(random64)
endif(FASTFLOAT_EXHAUSTIVE)
add_subdirectory(build_tests)
add_subdirectory(bloat_analysis)
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