Make github action for benchmark

.github/actions/benchmark_epilogue/action.yml

@@ -0,0 +1,26 @@
+name: "Benchmark Epilogue"
+description: "Processes coverage information with lcov and uploads it to coveralls/codecov"
+inputs:
+  build-output-dir:
+    required: true
+    description: 'Build output directory'
+runs:
+  using: "composite"
+  steps:
+    # Download previous benchmark result from cache (if exists)
+    - name: Download previous benchmark data
+      uses: actions/cache@v4
+      with:
+        path: ./cache
+        key: ${{ runner.os }}-benchmark
+
+    - name: Store benchmark result
+      uses: benchmark-action/github-action-benchmark@v1
+      with:
+        tool: 'googlecpp'
+        # Where the output from the benchmark tool is stored
+        output-file-path: ${{ inputs.build-output-dir }}/benchmark/benchmark_result.json
+        # Where the previous data file is stored
+        external-data-json-path: ./cache/benchmark_result.json
+        # Workflow will fail when an alert happens
+        fail-on-alert: true

.github/actions/coverage_epilogue/action.yml

@@ -0,0 +1,47 @@
+name: "Coverage Epilogue"
+description: "Processes coverage information with lcov and uploads it to coveralls/codecov"
+inputs:
+  build-output-dir:
+    required: true
+    description: 'Build output directory'
+  GITHUB_TOKEN:
+    required: true
+
+runs:
+  using: "composite"
+  steps:
+    - name: "Install lcov"
+      shell: bash
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y lcov
+
+    - name: Generate Coverage Report
+      shell: bash
+      run: |
+        lcov --capture --directory ${{ inputs.build-output-dir }} --output-file coverage.info --ignore-errors mismatch
+        lcov --remove coverage.info '/usr/*' '*/_deps/*' '*/include/bitlib/bit-algorithms/libpopcnt.h' '*/test/inc/*' '*/test/src/*' --output-file coverage.info
+        lcov --list coverage.info
+        # Generate an HTML report
+        genhtml coverage.info --output-directory out/coverage
+
+    - name: Upload coverage artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-report
+        path: |
+          out/coverage
+          coverage.info
+
+    - name: Coveralls
+      uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ inputs.GITHUB_TOKEN }}
+        path-to-lcov: coverage.info
+
+    - name: Upload to Codecov
+      uses: codecov/codecov-action@v5
+      with:
+        files: coverage.info
+        flags: unittests
+        name: codecov-coverage-report

.github/workflows/cmake-multi-platform.yml

@@ -64,12 +64,21 @@ jobs:
             preset: tests
             target: bitlib-tests
             build_type: Debug
+          - distro: ubuntu-latest
+            os: linux
+            compiler: gcc
+            c_compiler: gcc
+            cpp_compiler: g++
+            stdlib: libstdcxx
+            preset: coverage
+            target: bitlib-tests
+            build_type: Debug
 
     steps:
     - uses: actions/checkout@v4
 
     - name: "Install Clang 19"
-      if: matrix.distro == 'ubuntu-latest' && matrix.c_compiler == 'clang-19'
+      if: matrix.os == 'linux' && matrix.c_compiler == 'clang-19'
       run: |
         sudo apt-get update
         sudo apt-get install -y wget gnupg lsb-release
@@ -104,3 +113,14 @@ jobs:
       # Execute tests defined by the CMake configuration. Note that --build-config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
       # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
       run: ctest --test-dir ${{ steps.strings.outputs.build-output-dir }} --build-config ${{ matrix.build_type }} --output-on-failure --parallel
+
+    - uses: ./.github/actions/coverage_epilogue
+      if: matrix.preset == 'coverage'
+      with:
+        build-output-dir: ${{ steps.strings.outputs.build-output-dir }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+    - uses: ./.github/actions/benchmark_epilogue
+      if: matrix.preset == 'benchmark'
+      with:
+        build-output-dir: ${{ steps.strings.outputs.build-output-dir }}

CMakeLists.txt

@@ -83,7 +83,7 @@ if (BITLIB_HWY)
 endif()
 
 if (BITLIB_BENCHMARK)
-  set(BENCHMARK_ENABLE_GTEST_TESTS OFF)
+  enable_testing()
   add_subdirectory(benchmark)
 endif()