Reusable C tests workflow

.github/workflows/c-tests.yml

@@ -0,0 +1,74 @@
+name: Reusable C unit tests
+
+on:
+  workflow_call:
+    inputs:
+      additional-apt-packages:
+        description: 'Additional APT packages to install'
+        required: false
+        type: string
+        default: ''
+      library-directory:
+        description: 'Directory to find the C library'
+        required: true
+        type: string
+
+jobs:
+  c-tests:
+    name: C unit tests
+    runs-on: ubuntu-24.04
+
+    steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.13.0
+        with:
+          access_token: ${{ github.token }}
+
+      - name: Checkout
+        uses: actions/checkout@v6.0.2
+        with:
+          submodules: true
+
+      - name: Install dev tools
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libcunit1-dev libconfig-dev \
+            ninja-build valgrind clang meson gcovr ${{ inputs.additional-apt-packages }}
+
+      - name: Configure code
+        working-directory: {{ inputs.library-directory }}
+        run: meson setup build-cov -Db_coverage=true
+
+      - name: Compile
+        working-directory: {{ inputs.library-directory }}
+        run: ninja -C build-cov
+
+      - name: Run tests
+        working-directory: {{ inputs.library-directory }}
+        run: ninja -C build-cov test
+
+      - name: Build coverage report
+        working-directory: {{ inputs.library-directory }}
+        run: ninja -C build-cov coverage-xml
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5.4.0
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          flags: C
+          directory: {{ inputs.library-directory }}
+          gcov_args: --preserve-paths
+          fail_ci_if_error: true
+
+      - name: Compile and test with clang
+        working-directory: {{ inputs.library-directory }}
+        run: |
+          CC=clang meson setup build-clang
+          meson test -C build-clang
+
+      - name: Run tests with valgrind
+        working-directory: {{ inputs.library-directory }}
+        run: |
+          meson setup build-valgrind
+          meson test -C build-valgrind -t-1 \
+          --wrapper='valgrind --leak-check=full --error-exitcode=1'