CodeCoverage using cmake

CMakeLists.txt

# An example of how to use gcov/lcov with cmake. 
cmake_minimum_required (VERSION 2.8.11)
project(testing)

set (CMAKE_CXX_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage")
set (CMAKE_C_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage")


add_executable(exe test.cpp)


enable_testing()
add_test( NAME case1
    COMMAND exe)
add_test( NAME case2
    COMMAND exe 1)
add_test( NAME case3
    COMMAND exe 2)

if (DEFINED PARAM)
    add_test( NAME customizedCase
        COMMAND exe ${PARAM})
endif()

# need the following coverage module
# https://github.com/bilke/cmake-modules/blob/master/CodeCoverage.cmake

set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
if(CMAKE_COMPILER_IS_GNUCXX)
    include(CodeCoverage)
    setup_target_for_coverage(${PROJECT_NAME}_coverage "exe 1" coverage)
endif()