From d822aab4a5fd548327bf9c75837a95e427b7a446 Mon Sep 17 00:00:00 2001
From: Baptiste Wicht <baptiste.wicht@gmail.com>
Date: Thu, 2 Nov 2023 20:48:16 +0100
Subject: [PATCH] Generate coverage reports for Sonar

---
 .github/workflows/sonar.yml | 10 ++++++++++
 sonar-project.properties    |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/.github/workflows/sonar.yml b/.github/workflows/sonar.yml
index 20f7da24..af9f176a 100644
--- a/.github/workflows/sonar.yml
+++ b/.github/workflows/sonar.yml
@@ -27,6 +27,16 @@ jobs:
           CXX: g++-13
         run: |
           build-wrapper-linux-x86-64 --out-dir ${{ env.BUILD_WRAPPER_OUT_DIR }} make -j5 debug
+      - name: Run the tests
+        run: make -j1 debug_test
+      - name: Generate coverage reports
+        run: |
+          mkdir gcov-reports
+          pushd gcov-reports
+          for f in $(find ../debug -iname '*.o'); do
+            gcov-13 --preserve-paths  -o $f x
+          done
+          popd
       - name: Run sonar-scanner
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/sonar-project.properties b/sonar-project.properties
index 86484661..94c5e2f9 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -8,6 +8,9 @@ sonar.projectVersion=1.3.0
 # C++23 support in SonarCloud is experimental, so enable it
 sonar.cfamily.cpp23.enabled=true
 
+# Get coverage from gcov files
+sonar.cfamily.gcov.reportsPath=gcov-reports
+
 # Path is relative to the sonar-project.properties file. Replace "\" by "/" on Windows.
 #sonar.sources=.