From 6ae7e08c5211fc01155295df4f706dad1836cb80 Mon Sep 17 00:00:00 2001 From: Florent Le Coz Date: Wed, 28 Oct 2015 19:22:26 +0100 Subject: Add code coverage support make coverage runs the test_suite and generates a report --- cmake/Modules/CodeCoverage.cmake | 205 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 205 insertions(+) create mode 100644 cmake/Modules/CodeCoverage.cmake (limited to 'cmake/Modules/CodeCoverage.cmake') diff --git a/cmake/Modules/CodeCoverage.cmake b/cmake/Modules/CodeCoverage.cmake new file mode 100644 index 0000000..2e2d4a0 --- /dev/null +++ b/cmake/Modules/CodeCoverage.cmake @@ -0,0 +1,205 @@ +# Copyright (c) 2012 - 2015, Lars Bilke +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without modification, +# are permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its contributors +# may be used to endorse or promote products derived from this software without +# specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# +# +# 2012-01-31, Lars Bilke +# - Enable Code Coverage +# +# 2013-09-17, Joakim Söderberg +# - Added support for Clang. +# - Some additional usage instructions. +# +# USAGE: + +# 0. (Mac only) If you use Xcode 5.1 make sure to patch geninfo as described here: +# http://stackoverflow.com/a/22404544/80480 +# +# 1. Copy this file into your cmake modules path. +# +# 2. Add the following line to your CMakeLists.txt: +# INCLUDE(CodeCoverage) +# +# 3. Set compiler flags to turn off optimization and enable coverage: +# SET(CMAKE_CXX_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage") +# SET(CMAKE_C_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage") +# +# 3. Use the function SETUP_TARGET_FOR_COVERAGE to create a custom make target +# which runs your test executable and produces a lcov code coverage report: +# Example: +# SETUP_TARGET_FOR_COVERAGE( +# my_coverage_target # Name for custom target. +# test_driver # Name of the test driver executable that runs the tests. +# # NOTE! This should always have a ZERO as exit code +# # otherwise the coverage generation will not complete. +# coverage # Name of output directory. +# ) +# +# 4. Build a Debug build: +# cmake -DCMAKE_BUILD_TYPE=Debug .. +# make +# make my_coverage_target +# +# + +# Check prereqs +FIND_PROGRAM( GCOV_PATH gcov ) +FIND_PROGRAM( LCOV_PATH lcov ) +FIND_PROGRAM( GENHTML_PATH genhtml ) +FIND_PROGRAM( GCOVR_PATH gcovr PATHS ${CMAKE_SOURCE_DIR}/tests) + +IF(NOT GCOV_PATH) + MESSAGE(FATAL_ERROR "gcov not found! Aborting...") +ENDIF() # NOT GCOV_PATH + +IF(NOT CMAKE_COMPILER_IS_GNUCXX) + # Clang version 3.0.0 and greater now supports gcov as well. + MESSAGE(WARNING "Compiler is not GNU gcc! Clang Version 3.0.0 and greater supports gcov as well, but older versions don't.") + + IF(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") + MESSAGE(FATAL_ERROR "Compiler is not GNU gcc! Aborting...") + ENDIF() +ENDIF() # NOT CMAKE_COMPILER_IS_GNUCXX + +SET(CMAKE_CXX_FLAGS_COVERAGE + "-g -O0 --coverage -fprofile-arcs -ftest-coverage" + CACHE STRING "Flags used by the C++ compiler during coverage builds." + FORCE ) +SET(CMAKE_C_FLAGS_COVERAGE + "-g -O0 --coverage -fprofile-arcs -ftest-coverage" + CACHE STRING "Flags used by the C compiler during coverage builds." + FORCE ) +SET(CMAKE_EXE_LINKER_FLAGS_COVERAGE + "" + CACHE STRING "Flags used for linking binaries during coverage builds." + FORCE ) +SET(CMAKE_SHARED_LINKER_FLAGS_COVERAGE + "" + CACHE STRING "Flags used by the shared libraries linker during coverage builds." + FORCE ) +MARK_AS_ADVANCED( + CMAKE_CXX_FLAGS_COVERAGE + CMAKE_C_FLAGS_COVERAGE + CMAKE_EXE_LINKER_FLAGS_COVERAGE + CMAKE_SHARED_LINKER_FLAGS_COVERAGE ) + +IF ( NOT (CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "Coverage")) + MESSAGE( WARNING "Code coverage results with an optimized (non-Debug) build may be misleading" ) +ENDIF() # NOT CMAKE_BUILD_TYPE STREQUAL "Debug" + + +# Param _targetname The name of new the custom make target +# Param _testrunner The name of the target which runs the tests. +# MUST return ZERO always, even on errors. +# If not, no coverage report will be created! +# Param _outputname lcov output is generated as _outputname.info +# HTML report is generated in _outputname/index.html +# Optional fifth parameter is passed as arguments to _testrunner +# Pass them in list form, e.g.: "-j;2" for -j 2 +FUNCTION(SETUP_TARGET_FOR_COVERAGE _targetname _testrunner _outputname) + + IF(NOT LCOV_PATH) + MESSAGE(FATAL_ERROR "lcov not found! Aborting...") + ENDIF() # NOT LCOV_PATH + + IF(NOT GENHTML_PATH) + MESSAGE(FATAL_ERROR "genhtml not found! Aborting...") + ENDIF() # NOT GENHTML_PATH + + # Setup target + ADD_CUSTOM_TARGET(${_targetname} + + # Cleanup lcov + ${LCOV_PATH} --directory . --zerocounters + + # Create baseline coverage data file + COMMAND ${LCOV_PATH} -c -i -d . -o ${_outputname}.baseline.info -q + + # Run tests + COMMAND ${_testrunner} ${ARGV3} + + # Capturing lcov counters and generating report + COMMAND ${LCOV_PATH} --directory . --capture --output-file ${_outputname}.info -q + # Combine the baseline and the test data + COMMAND ${LCOV_PATH} -a ${_outputname}.info -a ${_outputname}.baseline.info -o ${_outputname}.info -q + + # Remove information about source files that are not part of + # the test (system file, external libraries, etc) + COMMAND ${LCOV_PATH} --remove ${_outputname}.info 'tests/*' '/usr/*' 'external/*' --output-file ${_outputname}.info.cleaned -q + + # Generate the report + COMMAND ${GENHTML_PATH} -o ${_outputname} ${_outputname}.info.cleaned + + # Clean the temporary files we created + COMMAND ${CMAKE_COMMAND} -E remove ${_outputname}.info ${_outputname}.info.cleaned + + WORKING_DIRECTORY ${CMAKE_BINARY_DIR} + COMMENT "Resetting code coverage counters to zero.\nProcessing code coverage counters and generating report." + ) + + # Show info where to find the report + ADD_CUSTOM_COMMAND(TARGET ${_targetname} POST_BUILD + COMMAND ; + COMMENT "Open ./${_outputname}/index.html in your browser to view the coverage report." + ) + +ENDFUNCTION() # SETUP_TARGET_FOR_COVERAGE + +# Param _targetname The name of new the custom make target +# Param _testrunner The name of the target which runs the tests +# Param _outputname cobertura output is generated as _outputname.xml +# Optional fourth parameter is passed as arguments to _testrunner +# Pass them in list form, e.g.: "-j;2" for -j 2 +FUNCTION(SETUP_TARGET_FOR_COVERAGE_COBERTURA _targetname _testrunner _outputname) + + IF(NOT PYTHON_EXECUTABLE) + MESSAGE(FATAL_ERROR "Python not found! Aborting...") + ENDIF() # NOT PYTHON_EXECUTABLE + + IF(NOT GCOVR_PATH) + MESSAGE(FATAL_ERROR "gcovr not found! Aborting...") + ENDIF() # NOT GCOVR_PATH + + ADD_CUSTOM_TARGET(${_targetname} + + # Run tests + ${_testrunner} ${ARGV3} + + # Running gcovr + COMMAND ${GCOVR_PATH} -x -r ${CMAKE_SOURCE_DIR} -e '${CMAKE_SOURCE_DIR}/tests/' -o ${_outputname}.xml + WORKING_DIRECTORY ${CMAKE_BINARY_DIR} + COMMENT "Running gcovr to produce Cobertura code coverage report." + ) + + # Show info where to find the report + ADD_CUSTOM_COMMAND(TARGET ${_targetname} POST_BUILD + COMMAND ; + COMMENT "Cobertura code coverage report saved in ${_outputname}.xml." + ) + +ENDFUNCTION() # SETUP_TARGET_FOR_COVERAGE_COBERTURA -- cgit v1.2.3 From 9fe94215daecf21246e19ba59ef83755129a4a8b Mon Sep 17 00:00:00 2001 From: Florent Le Coz Date: Thu, 29 Oct 2015 03:20:39 +0100 Subject: Make lcov gcov etc optional make coverage will display an error instead --- cmake/Modules/CodeCoverage.cmake | 42 ++++++++++++++++++++++------------------ 1 file changed, 23 insertions(+), 19 deletions(-) (limited to 'cmake/Modules/CodeCoverage.cmake') diff --git a/cmake/Modules/CodeCoverage.cmake b/cmake/Modules/CodeCoverage.cmake index 2e2d4a0..5954846 100644 --- a/cmake/Modules/CodeCoverage.cmake +++ b/cmake/Modules/CodeCoverage.cmake @@ -73,18 +73,30 @@ FIND_PROGRAM( LCOV_PATH lcov ) FIND_PROGRAM( GENHTML_PATH genhtml ) FIND_PROGRAM( GCOVR_PATH gcovr PATHS ${CMAKE_SOURCE_DIR}/tests) -IF(NOT GCOV_PATH) - MESSAGE(FATAL_ERROR "gcov not found! Aborting...") -ENDIF() # NOT GCOV_PATH +# Display an error when the target is called. If no error is found, this +# function will be overridden by the real one later in this file +FUNCTION(SETUP_TARGET_FOR_COVERAGE _targetname _testrunner _outputname) + ADD_CUSTOM_TARGET(${_targetname} + COMMAND echo "Coverage is not available: ${ERROR_MSG}" + ) +ENDFUNCTION() +IF(NOT GCOV_PATH) + set(ERROR_MSG "gcov not found") + return() +ENDIF() +IF(NOT LCOV_PATH) + set(ERROR_MSG "lcov not found") + return() +ENDIF() +IF(NOT GENHTML_PATH) + set(ERROR_MSG "genhtml not found") + return() +ENDIF() IF(NOT CMAKE_COMPILER_IS_GNUCXX) - # Clang version 3.0.0 and greater now supports gcov as well. - MESSAGE(WARNING "Compiler is not GNU gcc! Clang Version 3.0.0 and greater supports gcov as well, but older versions don't.") - - IF(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") - MESSAGE(FATAL_ERROR "Compiler is not GNU gcc! Aborting...") - ENDIF() -ENDIF() # NOT CMAKE_COMPILER_IS_GNUCXX + set(ERROR_MSG "Compiler is not gcc") + return() +ENDIF() SET(CMAKE_CXX_FLAGS_COVERAGE "-g -O0 --coverage -fprofile-arcs -ftest-coverage" @@ -123,19 +135,11 @@ ENDIF() # NOT CMAKE_BUILD_TYPE STREQUAL "Debug" # Pass them in list form, e.g.: "-j;2" for -j 2 FUNCTION(SETUP_TARGET_FOR_COVERAGE _targetname _testrunner _outputname) - IF(NOT LCOV_PATH) - MESSAGE(FATAL_ERROR "lcov not found! Aborting...") - ENDIF() # NOT LCOV_PATH - - IF(NOT GENHTML_PATH) - MESSAGE(FATAL_ERROR "genhtml not found! Aborting...") - ENDIF() # NOT GENHTML_PATH - # Setup target ADD_CUSTOM_TARGET(${_targetname} # Cleanup lcov - ${LCOV_PATH} --directory . --zerocounters + COMMAND ${LCOV_PATH} --directory . --zerocounters # Create baseline coverage data file COMMAND ${LCOV_PATH} -c -i -d . -o ${_outputname}.baseline.info -q -- cgit v1.2.3 From d46e0a9196adae3fac73eb14a5b81dad01c7a732 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?louiz=E2=80=99?= Date: Thu, 28 Jul 2016 11:12:27 +0200 Subject: Mark some more cmake variables as advanced --- cmake/Modules/CodeCoverage.cmake | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'cmake/Modules/CodeCoverage.cmake') diff --git a/cmake/Modules/CodeCoverage.cmake b/cmake/Modules/CodeCoverage.cmake index 5954846..4f54327 100644 --- a/cmake/Modules/CodeCoverage.cmake +++ b/cmake/Modules/CodeCoverage.cmake @@ -85,14 +85,17 @@ IF(NOT GCOV_PATH) set(ERROR_MSG "gcov not found") return() ENDIF() +MARK_AS_ADVANCED(GCOV_PATH) IF(NOT LCOV_PATH) set(ERROR_MSG "lcov not found") return() ENDIF() +MARK_AS_ADVANCED(LCOV_PATH) IF(NOT GENHTML_PATH) set(ERROR_MSG "genhtml not found") return() ENDIF() +MARK_AS_ADVANCED(GENHTML_PATH) IF(NOT CMAKE_COMPILER_IS_GNUCXX) set(ERROR_MSG "Compiler is not gcc") return() @@ -188,6 +191,7 @@ FUNCTION(SETUP_TARGET_FOR_COVERAGE_COBERTURA _targetname _testrunner _outputname IF(NOT GCOVR_PATH) MESSAGE(FATAL_ERROR "gcovr not found! Aborting...") ENDIF() # NOT GCOVR_PATH + MARK_AS_ADVANCED(GCOVR_PATH) ADD_CUSTOM_TARGET(${_targetname} -- cgit v1.2.3