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Merged
turtledreams merged 2 commits into from
Nov 13, 2026
Merged

Coverage report #177

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ci: report unit test coverage in the job summary
arifBurakDemiray Nov 12, 2026
793bea6
ci: use atomic coverage counters
arifBurakDemiray Nov 12, 2026
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38 changes: 38 additions & 0 deletions .github/workflows/tests.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -311,3 +311,41 @@ jobs:
assert not missing, f"dangling bom-refs: {missing}"
print(f"ok: {path} with {len(doc['components'])} components")
EOF

# Line, function and branch coverage of the test suite, written to the job summary.
coverage:
name: Coverage
runs-on: ubuntu-24.04
timeout-minutes: 30
steps:
- name: Checkout code
uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
with:
submodules: "recursive"

- name: Install dependencies
run: |
sudo apt-get $APT_OPTS update
sudo apt-get $APT_OPTS install -y --no-install-recommends libcurl4-openssl-dev libssl-dev gcovr

# Atomic counters: the SDK's request thread runs beside the tests, and racing plain counters yield negative branch counts that gcovr rejects.
- name: Build the tests with coverage
run: |
cmake -DCOUNTLY_BUILD_TESTS=1 -DCOUNTLY_USE_SQLITE=ON -DCMAKE_BUILD_TYPE=Debug \
-DCMAKE_C_FLAGS="--coverage -fprofile-update=atomic" -DCMAKE_CXX_FLAGS="--coverage -fprofile-update=atomic" \
-DCMAKE_EXE_LINKER_FLAGS=--coverage -DCMAKE_SHARED_LINKER_FLAGS=--coverage -B build .
cmake --build build -j 4

- name: Run the tests
run: ./build/countly-tests

- name: Write the coverage summary
run: |
gcovr --root . --filter 'src/' --filter 'include/' --print-summary > "$RUNNER_TEMP/coverage.txt"
{
echo "### Unit test coverage"
echo
echo "| Metric | Covered | Count |"
echo "|---|---|---|"
awk '/^(lines|functions|branches):/ { gsub(/[():]/, ""); printf "| %s | %s | %s/%s |\n", $1, $2, $3, $6 }' "$RUNNER_TEMP/coverage.txt"
} >> "$GITHUB_STEP_SUMMARY"
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