name: Code Coverage
on:
push:
branches: [ main, master ]
pull_request:
branches: [ main, master ]
concurrency:
group: "${{ github.workflow }}-${{ github.ref }}"
cancel-in-progress: true
permissions:
contents: read
env:
CARGO_TERM_COLOR: always
CARGO_PROFILE_DEV_DEBUG: line-tables-only
jobs:
coverage:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v6
- name: Install Rust
uses: dtolnay/rust-toolchain@stable
with:
components: llvm-tools-preview
- name: Cache Rust dependencies
uses: Swatinem/rust-cache@v2
with:
cache-bin: "false"
- name: Install cargo-llvm-cov
uses: taiki-e/install-action@v2
with:
tool: cargo-llvm-cov
- name: Install cargo-nextest
uses: taiki-e/install-action@v2
with:
tool: cargo-nextest
- name: Free up disk space
run: |
sudo rm -rf /usr/share/dotnet
sudo rm -rf /usr/local/lib/android
sudo rm -rf /opt/ghc
sudo rm -rf /opt/hostedtoolcache/CodeQL
sudo docker image prune --all --force
df -h
- name: Generate code coverage
run: |
mkdir -p target/coverage
cargo llvm-cov clean
SKIP_INTEGRATION_TESTS=1 cargo llvm-cov nextest --html --output-dir target/coverage \
--lib --test analyzer_tests --test complexity_tests --test core_metrics_tests \
--test debt_tests --test entropy_tests \
--status-level fail --final-status-level slow
cargo llvm-cov report --json --summary-only --output-path target/coverage/coverage-summary.json
python3 - <<'PY'
import json
import sys
threshold = 80.0
with open("target/coverage/coverage-summary.json", encoding="utf-8") as coverage_file:
totals = json.load(coverage_file)["data"][0]["totals"]["lines"]
percent = float(totals["percent"])
covered = int(totals["covered"])
count = int(totals["count"])
print(f"Line coverage: {percent:.2f}% ({covered}/{count})")
if percent < threshold:
print(
f"::error::Line coverage {percent:.2f}% is below the required "
f"{threshold:.2f}% threshold"
)
sys.exit(1)
PY
- name: Archive code coverage results
if: always()
uses: actions/upload-artifact@v7
with:
name: code-coverage-report
path: target/coverage/