Addition of code coverage badge

.github/workflows/ubuntu.yml

@@ -39,3 +39,20 @@ jobs:
         run: cmake --build build
       - name: test
         run: cd build && ctest --output-on-failure
+
+  ci_test_coverage:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: cmake
+        run: cmake -S . -B build
+      - name: build
+        run: cmake --build build --target ci_test_coverage
+      - name: archive coverage report
+        uses: actions/upload-artifact@v2
+        with:
+          name: code-coverage-report
+      - name: Coveralls
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}

CMakeLists.txt

@@ -24,6 +24,7 @@ endif()
 option(AMC_ENABLE_TESTS "Build the unit tests" ${MAIN_PROJECT})
 option(AMC_ENABLE_BENCHMARKS "Build the benchmarks" ${MAIN_PROJECT})
 option(AMC_ENABLE_ASAN "Compile with AddressSanitizer" ${ASAN_BUILD})
+option(AMC_ENABLE_GCOV "Compile for gcov" OFF)
 
 # Activate all warnings, in all build modes
 if(MAIN_PROJECT)
@@ -36,10 +37,14 @@ endif(MAIN_PROJECT)
 
 if(AMC_ENABLE_ASAN)
   if(NOT MSVC)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -fsanitize=address -fsanitize=undefined -fsanitize=float-divide-by-zero -fno-sanitize-recover=all")
+    add_compile_options(-g -fsanitize=address -fsanitize=undefined -fsanitize=float-divide-by-zero -fno-sanitize-recover=all)
   endif()
 endif()
 
+if(AMC_ENABLE_GCOV)
+  add_compile_options(-fprofile-arcs -fprofile-abs-path -ftest-coverage)
+endif(AMC_ENABLE_GCOV)
+
 # Create interface library for header files
 add_library(amc INTERFACE)
 add_library(amc::amc ALIAS amc)

README.md

@@ -1,6 +1,7 @@
 [![Ubuntu](https://github.com/AmadeusITGroup/amc/actions/workflows/ubuntu.yml/badge.svg)](https://github.com/AmadeusITGroup/amc/actions/workflows/ubuntu.yml)
 [![Windows](https://github.com/AmadeusITGroup/amc/actions/workflows/windows.yml/badge.svg)](https://github.com/AmadeusITGroup/amc/actions/workflows/windows.yml)
 [![MacOS](https://github.com/AmadeusITGroup/amc/actions/workflows/macos.yml/badge.svg)](https://github.com/AmadeusITGroup/amc/actions/workflows/macos.yml)
+[![Coverage Status](https://coveralls.io/repos/github/AmadeusITGroup/amc/badge.svg)](https://coveralls.io/github/AmadeusITGroup/amc)
 
 # AMadeus (C++) Containers
 

src/benchmark/CMakeLists.txt

@@ -23,6 +23,9 @@ function(add_bench name)
   target_include_directories(${name} PRIVATE ../include)
   target_include_directories(${name} PRIVATE ../test)
   target_link_libraries(${name} PRIVATE benchmark::benchmark)
+  if(AMC_ENABLE_GCOV)
+    target_link_libraries(${name} PRIVATE gcov)
+  endif(AMC_ENABLE_GCOV)
 endfunction()
 
 add_bench(

src/test/CMakeLists.txt

@@ -22,6 +22,9 @@ function(add_unit_test name)
    add_executable(${name} ${MY_UNPARSED_ARGUMENTS})
    target_link_libraries(${name} PRIVATE gtest gmock gmock_main)
    target_include_directories(${name} PRIVATE ../include)
+   if(AMC_ENABLE_GCOV)
+     target_link_libraries(${name} PRIVATE gcov)
+   endif(AMC_ENABLE_GCOV)
 
    add_test(NAME ${name} COMMAND ${name})
    set_tests_properties(${name} PROPERTIES