1######################################################################## 2# Note: CMake support is community-based. The maintainers do not use CMake 3# internally. 4# 5# CMake build script for Google Test. 6# 7# To run the tests for Google Test itself on Linux, use 'make test' or 8# ctest. You can select which tests to run using 'ctest -R regex'. 9# For more options, run 'ctest --help'. 10 11# When other libraries are using a shared version of runtime libraries, 12# Google Test also has to use one. 13option( 14 gtest_force_shared_crt 15 "Use shared (DLL) run-time lib even when Google Test is built as static lib." 16 OFF) 17 18option(gtest_build_tests "Build all of gtest's own tests." OFF) 19 20option(gtest_build_samples "Build gtest's sample programs." OFF) 21 22option(gtest_disable_pthreads "Disable uses of pthreads in gtest." OFF) 23 24option( 25 gtest_hide_internal_symbols 26 "Build gtest with internal symbols hidden in shared libraries." 27 OFF) 28 29# Defines pre_project_set_up_hermetic_build() and set_up_hermetic_build(). 30include(cmake/hermetic_build.cmake OPTIONAL) 31 32if (COMMAND pre_project_set_up_hermetic_build) 33 pre_project_set_up_hermetic_build() 34endif() 35 36######################################################################## 37# 38# Project-wide settings 39 40# Name of the project. 41# 42# CMake files in this project can refer to the root source directory 43# as ${gtest_SOURCE_DIR} and to the root binary directory as 44# ${gtest_BINARY_DIR}. 45# Language "C" is required for find_package(Threads). 46 47# Project version: 48 49if (CMAKE_VERSION VERSION_LESS 3.0) 50 project(gtest CXX C) 51 set(PROJECT_VERSION ${GOOGLETEST_VERSION}) 52else() 53 cmake_policy(SET CMP0048 NEW) 54 project(gtest VERSION ${GOOGLETEST_VERSION} LANGUAGES CXX C) 55endif() 56cmake_minimum_required(VERSION 2.8.12) 57 58if (POLICY CMP0063) # Visibility 59 cmake_policy(SET CMP0063 NEW) 60endif (POLICY CMP0063) 61 62if (COMMAND set_up_hermetic_build) 63 set_up_hermetic_build() 64endif() 65 66# These commands only run if this is the main project 67if(CMAKE_PROJECT_NAME STREQUAL "gtest" OR CMAKE_PROJECT_NAME STREQUAL "googletest-distribution") 68 69 # BUILD_SHARED_LIBS is a standard CMake variable, but we declare it here to 70 # make it prominent in the GUI. 71 option(BUILD_SHARED_LIBS "Build shared libraries (DLLs)." OFF) 72 73else() 74 75 mark_as_advanced( 76 gtest_force_shared_crt 77 gtest_build_tests 78 gtest_build_samples 79 gtest_disable_pthreads 80 gtest_hide_internal_symbols) 81 82endif() 83 84 85if (gtest_hide_internal_symbols) 86 set(CMAKE_CXX_VISIBILITY_PRESET hidden) 87 set(CMAKE_VISIBILITY_INLINES_HIDDEN 1) 88endif() 89 90# Define helper functions and macros used by Google Test. 91include(cmake/internal_utils.cmake) 92 93config_compiler_and_linker() # Defined in internal_utils.cmake. 94 95# Create the CMake package file descriptors. 96if (INSTALL_GTEST) 97 include(CMakePackageConfigHelpers) 98 set(cmake_package_name GTest) 99 set(targets_export_name ${cmake_package_name}Targets CACHE INTERNAL "") 100 set(generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated" CACHE INTERNAL "") 101 set(cmake_files_install_dir "${CMAKE_INSTALL_LIBDIR}/cmake/${cmake_package_name}") 102 set(version_file "${generated_dir}/${cmake_package_name}ConfigVersion.cmake") 103 write_basic_package_version_file(${version_file} VERSION ${GOOGLETEST_VERSION} COMPATIBILITY AnyNewerVersion) 104 install(EXPORT ${targets_export_name} 105 NAMESPACE ${cmake_package_name}:: 106 DESTINATION ${cmake_files_install_dir}) 107 set(config_file "${generated_dir}/${cmake_package_name}Config.cmake") 108 configure_package_config_file("${gtest_SOURCE_DIR}/cmake/Config.cmake.in" 109 "${config_file}" INSTALL_DESTINATION ${cmake_files_install_dir}) 110 install(FILES ${version_file} ${config_file} 111 DESTINATION ${cmake_files_install_dir}) 112endif() 113 114# Where Google Test's .h files can be found. 115set(gtest_build_include_dirs 116 "${gtest_SOURCE_DIR}/include" 117 "${gtest_SOURCE_DIR}") 118include_directories(${gtest_build_include_dirs}) 119 120######################################################################## 121# 122# Defines the gtest & gtest_main libraries. User tests should link 123# with one of them. 124 125# Google Test libraries. We build them using more strict warnings than what 126# are used for other targets, to ensure that gtest can be compiled by a user 127# aggressive about warnings. 128cxx_library(gtest "${cxx_strict}" src/gtest-all.cc) 129set_target_properties(gtest PROPERTIES VERSION ${GOOGLETEST_VERSION}) 130cxx_library(gtest_main "${cxx_strict}" src/gtest_main.cc) 131set_target_properties(gtest_main PROPERTIES VERSION ${GOOGLETEST_VERSION}) 132# If the CMake version supports it, attach header directory information 133# to the targets for when we are part of a parent build (ie being pulled 134# in via add_subdirectory() rather than being a standalone build). 135if (DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11") 136 target_include_directories(gtest SYSTEM INTERFACE 137 "$<BUILD_INTERFACE:${gtest_build_include_dirs}>" 138 "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>") 139 target_include_directories(gtest_main SYSTEM INTERFACE 140 "$<BUILD_INTERFACE:${gtest_build_include_dirs}>" 141 "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>") 142endif() 143target_link_libraries(gtest_main PUBLIC gtest) 144 145######################################################################## 146# 147# Install rules 148install_project(gtest gtest_main) 149 150######################################################################## 151# 152# Samples on how to link user tests with gtest or gtest_main. 153# 154# They are not built by default. To build them, set the 155# gtest_build_samples option to ON. You can do it by running ccmake 156# or specifying the -Dgtest_build_samples=ON flag when running cmake. 157 158if (gtest_build_samples) 159 cxx_executable(sample1_unittest samples gtest_main samples/sample1.cc) 160 cxx_executable(sample2_unittest samples gtest_main samples/sample2.cc) 161 cxx_executable(sample3_unittest samples gtest_main) 162 cxx_executable(sample4_unittest samples gtest_main samples/sample4.cc) 163 cxx_executable(sample5_unittest samples gtest_main samples/sample1.cc) 164 cxx_executable(sample6_unittest samples gtest_main) 165 cxx_executable(sample7_unittest samples gtest_main) 166 cxx_executable(sample8_unittest samples gtest_main) 167 cxx_executable(sample9_unittest samples gtest) 168 cxx_executable(sample10_unittest samples gtest) 169endif() 170 171######################################################################## 172# 173# Google Test's own tests. 174# 175# You can skip this section if you aren't interested in testing 176# Google Test itself. 177# 178# The tests are not built by default. To build them, set the 179# gtest_build_tests option to ON. You can do it by running ccmake 180# or specifying the -Dgtest_build_tests=ON flag when running cmake. 181 182if (gtest_build_tests) 183 # This must be set in the root directory for the tests to be run by 184 # 'make test' or ctest. 185 enable_testing() 186 187 ############################################################ 188 # C++ tests built with standard compiler flags. 189 190 cxx_test(googletest-death-test-test gtest_main) 191 cxx_test(gtest_environment_test gtest) 192 cxx_test(googletest-filepath-test gtest_main) 193 cxx_test(googletest-listener-test gtest_main) 194 cxx_test(gtest_main_unittest gtest_main) 195 cxx_test(googletest-message-test gtest_main) 196 cxx_test(gtest_no_test_unittest gtest) 197 cxx_test(googletest-options-test gtest_main) 198 cxx_test(googletest-param-test-test gtest 199 test/googletest-param-test2-test.cc) 200 cxx_test(googletest-port-test gtest_main) 201 cxx_test(gtest_pred_impl_unittest gtest_main) 202 cxx_test(gtest_premature_exit_test gtest 203 test/gtest_premature_exit_test.cc) 204 cxx_test(googletest-printers-test gtest_main) 205 cxx_test(gtest_prod_test gtest_main 206 test/production.cc) 207 cxx_test(gtest_repeat_test gtest) 208 cxx_test(gtest_sole_header_test gtest_main) 209 cxx_test(gtest_stress_test gtest) 210 cxx_test(googletest-test-part-test gtest_main) 211 cxx_test(gtest_throw_on_failure_ex_test gtest) 212 cxx_test(gtest-typed-test_test gtest_main 213 test/gtest-typed-test2_test.cc) 214 cxx_test(gtest_unittest gtest_main) 215 cxx_test(gtest-unittest-api_test gtest) 216 cxx_test(gtest_skip_in_environment_setup_test gtest_main) 217 cxx_test(gtest_skip_test gtest_main) 218 219 ############################################################ 220 # C++ tests built with non-standard compiler flags. 221 222 # MSVC 7.1 does not support STL with exceptions disabled. 223 if (NOT MSVC OR MSVC_VERSION GREATER 1310) 224 cxx_library(gtest_no_exception "${cxx_no_exception}" 225 src/gtest-all.cc) 226 cxx_library(gtest_main_no_exception "${cxx_no_exception}" 227 src/gtest-all.cc src/gtest_main.cc) 228 endif() 229 cxx_library(gtest_main_no_rtti "${cxx_no_rtti}" 230 src/gtest-all.cc src/gtest_main.cc) 231 232 cxx_test_with_flags(gtest-death-test_ex_nocatch_test 233 "${cxx_exception} -DGTEST_ENABLE_CATCH_EXCEPTIONS_=0" 234 gtest test/googletest-death-test_ex_test.cc) 235 cxx_test_with_flags(gtest-death-test_ex_catch_test 236 "${cxx_exception} -DGTEST_ENABLE_CATCH_EXCEPTIONS_=1" 237 gtest test/googletest-death-test_ex_test.cc) 238 239 cxx_test_with_flags(gtest_no_rtti_unittest "${cxx_no_rtti}" 240 gtest_main_no_rtti test/gtest_unittest.cc) 241 242 cxx_shared_library(gtest_dll "${cxx_default}" 243 src/gtest-all.cc src/gtest_main.cc) 244 245 cxx_executable_with_flags(gtest_dll_test_ "${cxx_default}" 246 gtest_dll test/gtest_all_test.cc) 247 set_target_properties(gtest_dll_test_ 248 PROPERTIES 249 COMPILE_DEFINITIONS "GTEST_LINKED_AS_SHARED_LIBRARY=1") 250 251 ############################################################ 252 # Python tests. 253 254 cxx_executable(googletest-break-on-failure-unittest_ test gtest) 255 py_test(googletest-break-on-failure-unittest) 256 257 py_test(gtest_skip_check_output_test) 258 py_test(gtest_skip_environment_check_output_test) 259 260 # Visual Studio .NET 2003 does not support STL with exceptions disabled. 261 if (NOT MSVC OR MSVC_VERSION GREATER 1310) # 1310 is Visual Studio .NET 2003 262 cxx_executable_with_flags( 263 googletest-catch-exceptions-no-ex-test_ 264 "${cxx_no_exception}" 265 gtest_main_no_exception 266 test/googletest-catch-exceptions-test_.cc) 267 endif() 268 269 cxx_executable_with_flags( 270 googletest-catch-exceptions-ex-test_ 271 "${cxx_exception}" 272 gtest_main 273 test/googletest-catch-exceptions-test_.cc) 274 py_test(googletest-catch-exceptions-test) 275 276 cxx_executable(googletest-color-test_ test gtest) 277 py_test(googletest-color-test) 278 279 cxx_executable(googletest-env-var-test_ test gtest) 280 py_test(googletest-env-var-test) 281 282 cxx_executable(googletest-filter-unittest_ test gtest) 283 py_test(googletest-filter-unittest) 284 285 cxx_executable(gtest_help_test_ test gtest_main) 286 py_test(gtest_help_test) 287 288 cxx_executable(googletest-list-tests-unittest_ test gtest) 289 py_test(googletest-list-tests-unittest) 290 291 cxx_executable(googletest-output-test_ test gtest) 292 py_test(googletest-output-test --no_stacktrace_support) 293 294 cxx_executable(googletest-shuffle-test_ test gtest) 295 py_test(googletest-shuffle-test) 296 297 # MSVC 7.1 does not support STL with exceptions disabled. 298 if (NOT MSVC OR MSVC_VERSION GREATER 1310) 299 cxx_executable(googletest-throw-on-failure-test_ test gtest_no_exception) 300 set_target_properties(googletest-throw-on-failure-test_ 301 PROPERTIES 302 COMPILE_FLAGS "${cxx_no_exception}") 303 py_test(googletest-throw-on-failure-test) 304 endif() 305 306 cxx_executable(googletest-uninitialized-test_ test gtest) 307 py_test(googletest-uninitialized-test) 308 309 cxx_executable(gtest_list_output_unittest_ test gtest) 310 py_test(gtest_list_output_unittest) 311 312 cxx_executable(gtest_xml_outfile1_test_ test gtest_main) 313 cxx_executable(gtest_xml_outfile2_test_ test gtest_main) 314 py_test(gtest_xml_outfiles_test) 315 py_test(googletest-json-outfiles-test) 316 317 cxx_executable(gtest_xml_output_unittest_ test gtest) 318 py_test(gtest_xml_output_unittest --no_stacktrace_support) 319 py_test(googletest-json-output-unittest --no_stacktrace_support) 320endif() 321