ci: Run coverage analysis with Python 3.13

Update to run Coverage with a more recent Python version. Now that we
have tests exercising Python object lifetime tracking which require
3.13, there's a large number of tests that are skipped on Python 3.10,
causing false negatives on coverage reports.

Signed-off-by: Pablo Galindo <[email protected]>
Signed-off-by: Matt Wozniski <[email protected]>

Author: godlygeek

.github/workflows/coverage.yml

@@ -23,17 +23,17 @@ concurrency:
 
 jobs:
   coverage:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
+    env:
+      PYTHON: python3.13
+      MEMRAY_MINIMIZE_INLINING: 1
     strategy:
       fail-fast: false
     steps:
       - uses: actions/checkout@v5
-      - name: Set up Python
-        uses: actions/setup-python@v6
-        with:
-          python-version: "3.10"
       - name: Set up dependencies
         run: |
+          sudo add-apt-repository ppa:deadsnakes/ppa
           sudo apt-get update
           sudo apt-get install -qy \
             pkg-config \
@@ -44,18 +44,23 @@ jobs:
             lcov \
             libdw-dev \
             libelf-dev \
-            python3.10-dev \
-            python3.10-dbg
+            ${PYTHON}-dev \
+            ${PYTHON}-dbg \
+            ${PYTHON}-venv
+      - name: Create a virtualenv
+        run: |
+          ${PYTHON} -m venv /tmp/coverage-venv
+      - name: Set up PATH
+        run: |
+          echo /tmp/coverage-venv/bin >>"$GITHUB_PATH"
+          echo /home/runner/node_modules/.bin >>"$GITHUB_PATH"
       - name: Install Python dependencies
         run: |
-          python3 -m pip install --upgrade pip cython pkgconfig
+          ${PYTHON} -m pip install --upgrade pip cython pkgconfig
           make test-install
       - name: Disable ptrace security restrictions
         run: |
           echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
-      - name: Add ./node_modules/.bin to PATH
-        run: |
-          export PATH="./node_modules/.bin:$PATH"
       - name: Compute C++ coverage
         run: |
           make ccoverage

Makefile

@@ -126,7 +126,7 @@ helgrind:  ## Run helgrind, with the correct configuration
 .PHONY: ccoverage
 ccoverage:  ## Run the test suite, with C++ code coverage
 	$(MAKE) clean
-	CFLAGS="$(CFLAGS) -O0 -pg --coverage" $(MAKE) build
+	CFLAGS="$(CFLAGS) -O0 -pg --coverage" CXXFLAGS="$(CXXFLAGS) -O0 -pg --coverage" $(MAKE) build
 	$(MAKE) check
 	gcov -i build/*/src/memray/_memray -i -d
 	lcov --capture --directory .  --output-file cppcoverage.lcov