Add code coverage support

make coverage runs the test_suite and generates a report

CMakeLists.txt

@@ -7,6 +7,7 @@ set(${PROJECT_NAME}_VERSION_MINOR 0)
 set(${PROJECT_NAME}_VERSION_SUFFIX "~dev")
 
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -pedantic -Wall -Wextra")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fprofile-arcs -ftest-coverage --coverage")
 
 # Define a __FILENAME__ macro to get the filename of each file, instead of
 # the full path as in __FILE__
@@ -182,6 +183,15 @@ add_dependencies(test_suite catch)
 add_custom_target(check COMMAND "test_suite"
   DEPENDS test_suite)
 
+#
+## Code coverage
+#
+include(CodeCoverage)
+SETUP_TARGET_FOR_COVERAGE(coverage
+  test_suite
+  coverage
+)
+
 #
 ## Install target
 #
@@ -213,4 +223,4 @@ endif()
 add_custom_target(PrintBuildParameters ALL
   ${CMAKE_COMMAND} -E cmake_echo_color --cyan "Compiling ${PROJECT_NAME} with ${STR_WITH_BOTAN}, ${STR_WITH_CARES}")
 
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/biboumi.h.cmake ${CMAKE_BINARY_DIR}/src/biboumi.h)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/biboumi.h.cmake ${CMAKE_BINARY_DIR}/src/biboumi.h)