1# Enable the tests 2 3find_package(Threads REQUIRED) 4include(CheckCXXCompilerFlag) 5 6# NOTE: Some tests use `<cassert>` to perform the test. Therefore we must 7# strip -DNDEBUG from the default CMake flags in DEBUG mode. 8string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE) 9if( NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" ) 10 add_definitions( -UNDEBUG ) 11 add_definitions(-DTEST_BENCHMARK_LIBRARY_HAS_NO_ASSERTIONS) 12 # Also remove /D NDEBUG to avoid MSVC warnings about conflicting defines. 13 foreach (flags_var_to_scrub 14 CMAKE_CXX_FLAGS_RELEASE 15 CMAKE_CXX_FLAGS_RELWITHDEBINFO 16 CMAKE_CXX_FLAGS_MINSIZEREL 17 CMAKE_C_FLAGS_RELEASE 18 CMAKE_C_FLAGS_RELWITHDEBINFO 19 CMAKE_C_FLAGS_MINSIZEREL) 20 string (REGEX REPLACE "(^| )[/-]D *NDEBUG($| )" " " 21 "${flags_var_to_scrub}" "${${flags_var_to_scrub}}") 22 endforeach() 23endif() 24 25check_cxx_compiler_flag(-O3 BENCHMARK_HAS_O3_FLAG) 26set(BENCHMARK_O3_FLAG "") 27if (BENCHMARK_HAS_O3_FLAG) 28 set(BENCHMARK_O3_FLAG "-O3") 29endif() 30 31# NOTE: These flags must be added after find_package(Threads REQUIRED) otherwise 32# they will break the configuration check. 33if (DEFINED BENCHMARK_CXX_LINKER_FLAGS) 34 list(APPEND CMAKE_EXE_LINKER_FLAGS ${BENCHMARK_CXX_LINKER_FLAGS}) 35endif() 36 37add_library(output_test_helper STATIC output_test_helper.cc output_test.h) 38 39macro(compile_benchmark_test name) 40 add_executable(${name} "${name}.cc") 41 target_link_libraries(${name} benchmark ${CMAKE_THREAD_LIBS_INIT}) 42endmacro(compile_benchmark_test) 43 44macro(compile_benchmark_test_with_main name) 45 add_executable(${name} "${name}.cc") 46 target_link_libraries(${name} benchmark_main) 47endmacro(compile_benchmark_test_with_main) 48 49macro(compile_output_test name) 50 add_executable(${name} "${name}.cc" output_test.h) 51 target_link_libraries(${name} output_test_helper benchmark 52 ${BENCHMARK_CXX_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT}) 53endmacro(compile_output_test) 54 55# Demonstration executable 56compile_benchmark_test(benchmark_test) 57add_test(benchmark benchmark_test --benchmark_min_time=0.01) 58 59compile_benchmark_test(filter_test) 60macro(add_filter_test name filter expect) 61 add_test(${name} filter_test --benchmark_min_time=0.01 --benchmark_filter=${filter} ${expect}) 62 add_test(${name}_list_only filter_test --benchmark_list_tests --benchmark_filter=${filter} ${expect}) 63endmacro(add_filter_test) 64 65add_filter_test(filter_simple "Foo" 3) 66add_filter_test(filter_simple_negative "-Foo" 2) 67add_filter_test(filter_suffix "BM_.*" 4) 68add_filter_test(filter_suffix_negative "-BM_.*" 1) 69add_filter_test(filter_regex_all ".*" 5) 70add_filter_test(filter_regex_all_negative "-.*" 0) 71add_filter_test(filter_regex_blank "" 5) 72add_filter_test(filter_regex_blank_negative "-" 0) 73add_filter_test(filter_regex_none "monkey" 0) 74add_filter_test(filter_regex_none_negative "-monkey" 5) 75add_filter_test(filter_regex_wildcard ".*Foo.*" 3) 76add_filter_test(filter_regex_wildcard_negative "-.*Foo.*" 2) 77add_filter_test(filter_regex_begin "^BM_.*" 4) 78add_filter_test(filter_regex_begin_negative "-^BM_.*" 1) 79add_filter_test(filter_regex_begin2 "^N" 1) 80add_filter_test(filter_regex_begin2_negative "-^N" 4) 81add_filter_test(filter_regex_end ".*Ba$" 1) 82add_filter_test(filter_regex_end_negative "-.*Ba$" 4) 83 84compile_benchmark_test(options_test) 85add_test(options_benchmarks options_test --benchmark_min_time=0.01) 86 87compile_benchmark_test(basic_test) 88add_test(basic_benchmark basic_test --benchmark_min_time=0.01) 89 90compile_benchmark_test(diagnostics_test) 91add_test(diagnostics_test diagnostics_test --benchmark_min_time=0.01) 92 93compile_benchmark_test(skip_with_error_test) 94add_test(skip_with_error_test skip_with_error_test --benchmark_min_time=0.01) 95 96compile_benchmark_test(donotoptimize_test) 97# Some of the issues with DoNotOptimize only occur when optimization is enabled 98check_cxx_compiler_flag(-O3 BENCHMARK_HAS_O3_FLAG) 99if (BENCHMARK_HAS_O3_FLAG) 100 set_target_properties(donotoptimize_test PROPERTIES COMPILE_FLAGS "-O3") 101endif() 102add_test(donotoptimize_test donotoptimize_test --benchmark_min_time=0.01) 103 104compile_benchmark_test(fixture_test) 105add_test(fixture_test fixture_test --benchmark_min_time=0.01) 106 107compile_benchmark_test(register_benchmark_test) 108add_test(register_benchmark_test register_benchmark_test --benchmark_min_time=0.01) 109 110compile_benchmark_test(map_test) 111add_test(map_test map_test --benchmark_min_time=0.01) 112 113compile_benchmark_test(multiple_ranges_test) 114add_test(multiple_ranges_test multiple_ranges_test --benchmark_min_time=0.01) 115 116compile_benchmark_test_with_main(link_main_test) 117add_test(link_main_test link_main_test --benchmark_min_time=0.01) 118 119compile_output_test(reporter_output_test) 120add_test(reporter_output_test reporter_output_test --benchmark_min_time=0.01) 121 122compile_output_test(templated_fixture_test) 123add_test(templated_fixture_test templated_fixture_test --benchmark_min_time=0.01) 124 125compile_output_test(user_counters_test) 126add_test(user_counters_test user_counters_test --benchmark_min_time=0.01) 127 128compile_output_test(user_counters_tabular_test) 129add_test(user_counters_tabular_test user_counters_tabular_test --benchmark_counters_tabular=true --benchmark_min_time=0.01) 130 131check_cxx_compiler_flag(-std=c++03 BENCHMARK_HAS_CXX03_FLAG) 132if (BENCHMARK_HAS_CXX03_FLAG) 133 compile_benchmark_test(cxx03_test) 134 set_target_properties(cxx03_test 135 PROPERTIES 136 COMPILE_FLAGS "-std=c++03") 137 # libstdc++ provides different definitions within <map> between dialects. When 138 # LTO is enabled and -Werror is specified GCC diagnoses this ODR violation 139 # causing the test to fail to compile. To prevent this we explicitly disable 140 # the warning. 141 check_cxx_compiler_flag(-Wno-odr BENCHMARK_HAS_WNO_ODR) 142 if (BENCHMARK_ENABLE_LTO AND BENCHMARK_HAS_WNO_ODR) 143 set_target_properties(cxx03_test 144 PROPERTIES 145 LINK_FLAGS "-Wno-odr") 146 endif() 147 add_test(cxx03 cxx03_test --benchmark_min_time=0.01) 148endif() 149 150# Attempt to work around flaky test failures when running on Appveyor servers. 151if (DEFINED ENV{APPVEYOR}) 152 set(COMPLEXITY_MIN_TIME "0.5") 153else() 154 set(COMPLEXITY_MIN_TIME "0.01") 155endif() 156compile_output_test(complexity_test) 157add_test(complexity_benchmark complexity_test --benchmark_min_time=${COMPLEXITY_MIN_TIME}) 158 159############################################################################### 160# GoogleTest Unit Tests 161############################################################################### 162 163if (BENCHMARK_ENABLE_GTEST_TESTS) 164 macro(compile_gtest name) 165 add_executable(${name} "${name}.cc") 166 if (TARGET googletest) 167 add_dependencies(${name} googletest) 168 endif() 169 if (GTEST_INCLUDE_DIRS) 170 target_include_directories(${name} PRIVATE ${GTEST_INCLUDE_DIRS}) 171 endif() 172 target_link_libraries(${name} benchmark 173 ${GTEST_BOTH_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT}) 174 endmacro(compile_gtest) 175 176 macro(add_gtest name) 177 compile_gtest(${name}) 178 add_test(${name} ${name}) 179 endmacro() 180 181 add_gtest(benchmark_gtest) 182 add_gtest(statistics_gtest) 183endif(BENCHMARK_ENABLE_GTEST_TESTS) 184 185############################################################################### 186# Assembly Unit Tests 187############################################################################### 188 189if (BENCHMARK_ENABLE_ASSEMBLY_TESTS) 190 if (NOT LLVM_FILECHECK_EXE) 191 message(FATAL_ERROR "LLVM FileCheck is required when including this file") 192 endif() 193 include(AssemblyTests.cmake) 194 add_filecheck_test(donotoptimize_assembly_test) 195 add_filecheck_test(state_assembly_test) 196 add_filecheck_test(clobber_memory_assembly_test) 197endif() 198 199 200 201############################################################################### 202# Code Coverage Configuration 203############################################################################### 204 205# Add the coverage command(s) 206if(CMAKE_BUILD_TYPE) 207 string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_LOWER) 208endif() 209if (${CMAKE_BUILD_TYPE_LOWER} MATCHES "coverage") 210 find_program(GCOV gcov) 211 find_program(LCOV lcov) 212 find_program(GENHTML genhtml) 213 find_program(CTEST ctest) 214 if (GCOV AND LCOV AND GENHTML AND CTEST AND HAVE_CXX_FLAG_COVERAGE) 215 add_custom_command( 216 OUTPUT ${CMAKE_BINARY_DIR}/lcov/index.html 217 COMMAND ${LCOV} -q -z -d . 218 COMMAND ${LCOV} -q --no-external -c -b "${CMAKE_SOURCE_DIR}" -d . -o before.lcov -i 219 COMMAND ${CTEST} --force-new-ctest-process 220 COMMAND ${LCOV} -q --no-external -c -b "${CMAKE_SOURCE_DIR}" -d . -o after.lcov 221 COMMAND ${LCOV} -q -a before.lcov -a after.lcov --output-file final.lcov 222 COMMAND ${LCOV} -q -r final.lcov "'${CMAKE_SOURCE_DIR}/test/*'" -o final.lcov 223 COMMAND ${GENHTML} final.lcov -o lcov --demangle-cpp --sort -p "${CMAKE_BINARY_DIR}" -t benchmark 224 DEPENDS filter_test benchmark_test options_test basic_test fixture_test cxx03_test complexity_test 225 WORKING_DIRECTORY ${CMAKE_BINARY_DIR} 226 COMMENT "Running LCOV" 227 ) 228 add_custom_target(coverage 229 DEPENDS ${CMAKE_BINARY_DIR}/lcov/index.html 230 COMMENT "LCOV report at lcov/index.html" 231 ) 232 message(STATUS "Coverage command added") 233 else() 234 if (HAVE_CXX_FLAG_COVERAGE) 235 set(CXX_FLAG_COVERAGE_MESSAGE supported) 236 else() 237 set(CXX_FLAG_COVERAGE_MESSAGE unavailable) 238 endif() 239 message(WARNING 240 "Coverage not available:\n" 241 " gcov: ${GCOV}\n" 242 " lcov: ${LCOV}\n" 243 " genhtml: ${GENHTML}\n" 244 " ctest: ${CTEST}\n" 245 " --coverage flag: ${CXX_FLAG_COVERAGE_MESSAGE}") 246 endif() 247endif() 248