name: Code Coverage
on:
push:
branches: [ main, master ]
pull_request:
branches: [ main, master ]
env:
CARGO_TERM_COLOR: always
jobs:
coverage:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v6
- name: Install Rust
uses: actions-rs/toolchain@v1
with:
toolchain: stable
override: true
components: llvm-tools-preview
- name: Install nextest
uses: taiki-e/install-action@nextest
- name: Cache cargo-llvm-cov
id: cache-llvm-cov
uses: actions/cache@v5
with:
path: ~/.cargo/bin/cargo-llvm-cov
key: ${{ runner.os }}-cargo-llvm-cov-0.6.18
- name: Install cargo-llvm-cov
if: steps.cache-llvm-cov.outputs.cache-hit != 'true'
run: cargo install cargo-llvm-cov
- name: Cache dependencies
uses: actions/cache@v5
with:
path: |
~/.cargo/registry
~/.cargo/git
key: ${{ runner.os }}-cargo-coverage-${{ hashFiles('**/Cargo.lock') }}
restore-keys: |
${{ runner.os }}-cargo-coverage-
- name: Free up disk space
run: |
sudo rm -rf /usr/share/dotnet
sudo rm -rf /usr/local/lib/android
sudo rm -rf /opt/ghc
sudo rm -rf /opt/hostedtoolcache/CodeQL
sudo docker image prune --all --force
df -h
- name: Generate code coverage
run: |
cargo llvm-cov clean
mkdir -p target/coverage
cargo llvm-cov nextest --all-features --json --output-path target/coverage/coverage.json
cargo llvm-cov nextest --all-features --html --output-dir target/coverage --no-clean
COVERAGE=$(cat target/coverage/coverage.json | jq -r '.data[0].totals.lines.percent')
echo "Current coverage: ${COVERAGE}%"
- name: Archive code coverage results
uses: actions/upload-artifact@v6
with:
name: code-coverage-report
path: target/coverage/
- name: Check coverage threshold
run: |
COVERAGE=$(cat target/coverage/coverage.json | jq -r '.data[0].totals.lines.percent')
echo "Current coverage: ${COVERAGE}%"
if (( $(echo "$COVERAGE < 80" | bc -l) )); then
echo "⚠️ Coverage is below 80%: $COVERAGE%"
exit 1
else
echo "✅ Coverage meets 80% threshold: $COVERAGE%"
fi