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# Needed to set the namespace for both the export targets and the 96# alias libraries 97set(cmake_package_name GTest CACHE INTERNAL "") 98 99# Create the CMake package file descriptors. 100if (INSTALL_GTEST) 101 include(CMakePackageConfigHelpers) 102 set(targets_export_name ${cmake_package_name}Targets CACHE INTERNAL "") 103 set(generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated" CACHE INTERNAL "") 104 set(cmake_files_install_dir "${CMAKE_INSTALL_LIBDIR}/cmake/${cmake_package_name}") 105 set(version_file "${generated_dir}/${cmake_package_name}ConfigVersion.cmake") 106 write_basic_package_version_file(${version_file} VERSION ${GOOGLETEST_VERSION} COMPATIBILITY AnyNewerVersion) 107 install(EXPORT ${targets_export_name} 108 NAMESPACE ${cmake_package_name}:: 109 DESTINATION ${cmake_files_install_dir}) 110 set(config_file "${generated_dir}/${cmake_package_name}Config.cmake") 111 configure_package_config_file("${gtest_SOURCE_DIR}/cmake/Config.cmake.in" 112 "${config_file}" INSTALL_DESTINATION ${cmake_files_install_dir}) 113 install(FILES ${version_file} ${config_file} 114 DESTINATION ${cmake_files_install_dir}) 115endif() 116 117# Where Google Test's .h files can be found. 118set(gtest_build_include_dirs 119 "${gtest_SOURCE_DIR}/include" 120 "${gtest_SOURCE_DIR}") 121include_directories(${gtest_build_include_dirs}) 122 123######################################################################## 124# 125# Defines the gtest & gtest_main libraries. User tests should link 126# with one of them. 127 128# Google Test libraries. We build them using more strict warnings than what 129# are used for other targets, to ensure that gtest can be compiled by a user 130# aggressive about warnings. 131cxx_library(gtest "${cxx_strict}" src/gtest-all.cc) 132set_target_properties(gtest PROPERTIES VERSION ${GOOGLETEST_VERSION}) 133cxx_library(gtest_main "${cxx_strict}" src/gtest_main.cc) 134set_target_properties(gtest_main PROPERTIES VERSION ${GOOGLETEST_VERSION}) 135# If the CMake version supports it, attach header directory information 136# to the targets for when we are part of a parent build (ie being pulled 137# in via add_subdirectory() rather than being a standalone build). 138if (DEFINED CMAKE_VERSION AND NOT "${CMAKE_VERSION}" VERSION_LESS "2.8.11") 139 target_include_directories(gtest SYSTEM INTERFACE 140 "$<BUILD_INTERFACE:${gtest_build_include_dirs}>" 141 "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>") 142 target_include_directories(gtest_main SYSTEM INTERFACE 143 "$<BUILD_INTERFACE:${gtest_build_include_dirs}>" 144 "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>") 145endif() 146target_link_libraries(gtest_main PUBLIC gtest) 147 148######################################################################## 149# 150# Install rules 151install_project(gtest gtest_main) 152 153######################################################################## 154# 155# Samples on how to link user tests with gtest or gtest_main. 156# 157# They are not built by default. To build them, set the 158# gtest_build_samples option to ON. You can do it by running ccmake 159# or specifying the -Dgtest_build_samples=ON flag when running cmake. 160 161if (gtest_build_samples) 162 cxx_executable(sample1_unittest samples gtest_main samples/sample1.cc) 163 cxx_executable(sample2_unittest samples gtest_main samples/sample2.cc) 164 cxx_executable(sample3_unittest samples gtest_main) 165 cxx_executable(sample4_unittest samples gtest_main samples/sample4.cc) 166 cxx_executable(sample5_unittest samples gtest_main samples/sample1.cc) 167 cxx_executable(sample6_unittest samples gtest_main) 168 cxx_executable(sample7_unittest samples gtest_main) 169 cxx_executable(sample8_unittest samples gtest_main) 170 cxx_executable(sample9_unittest samples gtest) 171 cxx_executable(sample10_unittest samples gtest) 172endif() 173 174######################################################################## 175# 176# Google Test's own tests. 177# 178# You can skip this section if you aren't interested in testing 179# Google Test itself. 180# 181# The tests are not built by default. To build them, set the 182# gtest_build_tests option to ON. You can do it by running ccmake 183# or specifying the -Dgtest_build_tests=ON flag when running cmake. 184 185if (gtest_build_tests) 186 # This must be set in the root directory for the tests to be run by 187 # 'make test' or ctest. 188 enable_testing() 189 190 ############################################################ 191 # C++ tests built with standard compiler flags. 192 193 cxx_test(googletest-death-test-test gtest_main) 194 cxx_test(gtest_environment_test gtest) 195 cxx_test(googletest-filepath-test gtest_main) 196 cxx_test(googletest-listener-test gtest_main) 197 cxx_test(gtest_main_unittest gtest_main) 198 cxx_test(googletest-message-test gtest_main) 199 cxx_test(gtest_no_test_unittest gtest) 200 cxx_test(googletest-options-test gtest_main) 201 cxx_test(googletest-param-test-test gtest 202 test/googletest-param-test2-test.cc) 203 cxx_test(googletest-port-test gtest_main) 204 cxx_test(gtest_pred_impl_unittest gtest_main) 205 cxx_test(gtest_premature_exit_test gtest 206 test/gtest_premature_exit_test.cc) 207 cxx_test(googletest-printers-test gtest_main) 208 cxx_test(gtest_prod_test gtest_main 209 test/production.cc) 210 cxx_test(gtest_repeat_test gtest) 211 cxx_test(gtest_sole_header_test gtest_main) 212 cxx_test(gtest_stress_test gtest) 213 cxx_test(googletest-test-part-test gtest_main) 214 cxx_test(gtest_throw_on_failure_ex_test gtest) 215 cxx_test(gtest-typed-test_test gtest_main 216 test/gtest-typed-test2_test.cc) 217 cxx_test(gtest_unittest gtest_main) 218 cxx_test(gtest-unittest-api_test gtest) 219 cxx_test(gtest_skip_in_environment_setup_test gtest_main) 220 cxx_test(gtest_skip_test gtest_main) 221 222 ############################################################ 223 # C++ tests built with non-standard compiler flags. 224 225 # MSVC 7.1 does not support STL with exceptions disabled. 226 if (NOT MSVC OR MSVC_VERSION GREATER 1310) 227 cxx_library(gtest_no_exception "${cxx_no_exception}" 228 src/gtest-all.cc) 229 cxx_library(gtest_main_no_exception "${cxx_no_exception}" 230 src/gtest-all.cc src/gtest_main.cc) 231 endif() 232 cxx_library(gtest_main_no_rtti "${cxx_no_rtti}" 233 src/gtest-all.cc src/gtest_main.cc) 234 235 cxx_test_with_flags(gtest-death-test_ex_nocatch_test 236 "${cxx_exception} -DGTEST_ENABLE_CATCH_EXCEPTIONS_=0" 237 gtest test/googletest-death-test_ex_test.cc) 238 cxx_test_with_flags(gtest-death-test_ex_catch_test 239 "${cxx_exception} -DGTEST_ENABLE_CATCH_EXCEPTIONS_=1" 240 gtest test/googletest-death-test_ex_test.cc) 241 242 cxx_test_with_flags(gtest_no_rtti_unittest "${cxx_no_rtti}" 243 gtest_main_no_rtti test/gtest_unittest.cc) 244 245 cxx_shared_library(gtest_dll "${cxx_default}" 246 src/gtest-all.cc src/gtest_main.cc) 247 248 cxx_executable_with_flags(gtest_dll_test_ "${cxx_default}" 249 gtest_dll test/gtest_all_test.cc) 250 set_target_properties(gtest_dll_test_ 251 PROPERTIES 252 COMPILE_DEFINITIONS "GTEST_LINKED_AS_SHARED_LIBRARY=1") 253 254 ############################################################ 255 # Python tests. 256 257 cxx_executable(googletest-break-on-failure-unittest_ test gtest) 258 py_test(googletest-break-on-failure-unittest) 259 260 py_test(gtest_skip_check_output_test) 261 py_test(gtest_skip_environment_check_output_test) 262 263 # Visual Studio .NET 2003 does not support STL with exceptions disabled. 264 if (NOT MSVC OR MSVC_VERSION GREATER 1310) # 1310 is Visual Studio .NET 2003 265 cxx_executable_with_flags( 266 googletest-catch-exceptions-no-ex-test_ 267 "${cxx_no_exception}" 268 gtest_main_no_exception 269 test/googletest-catch-exceptions-test_.cc) 270 endif() 271 272 cxx_executable_with_flags( 273 googletest-catch-exceptions-ex-test_ 274 "${cxx_exception}" 275 gtest_main 276 test/googletest-catch-exceptions-test_.cc) 277 py_test(googletest-catch-exceptions-test) 278 279 cxx_executable(googletest-color-test_ test gtest) 280 py_test(googletest-color-test) 281 282 cxx_executable(googletest-env-var-test_ test gtest) 283 py_test(googletest-env-var-test) 284 285 cxx_executable(googletest-filter-unittest_ test gtest) 286 py_test(googletest-filter-unittest) 287 288 cxx_executable(gtest_help_test_ test gtest_main) 289 py_test(gtest_help_test) 290 291 cxx_executable(googletest-list-tests-unittest_ test gtest) 292 py_test(googletest-list-tests-unittest) 293 294 cxx_executable(googletest-output-test_ test gtest) 295 py_test(googletest-output-test --no_stacktrace_support) 296 297 cxx_executable(googletest-shuffle-test_ test gtest) 298 py_test(googletest-shuffle-test) 299 300 # MSVC 7.1 does not support STL with exceptions disabled. 301 if (NOT MSVC OR MSVC_VERSION GREATER 1310) 302 cxx_executable(googletest-throw-on-failure-test_ test gtest_no_exception) 303 set_target_properties(googletest-throw-on-failure-test_ 304 PROPERTIES 305 COMPILE_FLAGS "${cxx_no_exception}") 306 py_test(googletest-throw-on-failure-test) 307 endif() 308 309 cxx_executable(googletest-uninitialized-test_ test gtest) 310 py_test(googletest-uninitialized-test) 311 312 cxx_executable(gtest_list_output_unittest_ test gtest) 313 py_test(gtest_list_output_unittest) 314 315 cxx_executable(gtest_xml_outfile1_test_ test gtest_main) 316 cxx_executable(gtest_xml_outfile2_test_ test gtest_main) 317 py_test(gtest_xml_outfiles_test) 318 py_test(googletest-json-outfiles-test) 319 320 cxx_executable(gtest_xml_output_unittest_ test gtest) 321 py_test(gtest_xml_output_unittest --no_stacktrace_support) 322 py_test(googletest-json-output-unittest --no_stacktrace_support) 323endif() 324