Update Deterministic hardhat via viatrix PR #42
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| name: Coverage Check | |
| on: | |
| pull_request: | |
| branches: [main, master] | |
| jobs: | |
| coverage: | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| - name: Setup Node.js | |
| uses: actions/setup-node@v4 | |
| with: | |
| node-version: 22 | |
| cache: 'npm' | |
| - name: Install dependencies | |
| run: npm ci | |
| - name: Print environment versions | |
| run: | | |
| echo "Node.js: $(node -v)" | |
| echo "NPM: $(npm -v)" | |
| npx hardhat --version | |
| npx solcjs --version 2>/dev/null || echo "(will be downloaded by Hardhat if needed)" | |
| - name: Setup environment variables | |
| run: | | |
| cp .env.example .env | |
| echo "✅ Environment configured" | |
| - name: Fetch main branch baseline | |
| run: | | |
| echo "📥 Fetching coverage baseline from main branch..." | |
| git fetch origin main | |
| git show origin/main:coverage-baseline.json > baseline-from-main.json 2>/dev/null || echo '{"lines":"0","functions":"0","branches":"0","statements":"0"}' > baseline-from-main.json | |
| - name: Run coverage | |
| run: | | |
| set -e | |
| echo "" | |
| echo "📊 Running test coverage analysis in CI..." | |
| echo "This generates fresh coverage from your PR code" | |
| npm run coverage | |
| - name: Display coverage comparison | |
| run: | | |
| set -e | |
| echo "" | |
| echo "==================================================" | |
| echo " COVERAGE VALIDATION" | |
| echo "==================================================" | |
| echo "" | |
| # Extract coverage from CI run (actual) | |
| CI_COV=$(npx ts-node --files scripts/get-coverage-percentage.ts) | |
| # Extract PR baseline (what developer committed) | |
| PR_BASELINE=$(jq -r '.lines // "0"' coverage-baseline.json) | |
| # Extract main baseline (production baseline) | |
| MAIN_BASELINE=$(jq -r '.lines // "0"' baseline-from-main.json) | |
| echo "📊 Coverage Results (Lines):" | |
| echo " CI (actual): ${CI_COV}% ← Fresh coverage from this PR" | |
| echo " PR baseline: ${PR_BASELINE}% ← Baseline you committed" | |
| echo " Main baseline: ${MAIN_BASELINE}% ← Baseline from main branch" | |
| echo "" | |
| echo "✓ Check 1: CI coverage should match PR baseline" | |
| echo " (proves you ran coverage locally)" | |
| echo "✓ Check 2: CI coverage should be >= Main baseline - 0.2%" | |
| echo " (proves coverage didn't decrease beyond tolerance)" | |
| echo "" | |
| echo "💡 Allowed tolerance: ±0.2%" | |
| echo "" | |
| echo "==================================================" | |
| echo "" | |
| - name: Verify coverage | |
| run: | | |
| set -e | |
| echo "🔍 Running coverage validation..." | |
| npx ts-node --files scripts/check-coverage.ts --main-baseline=baseline-from-main.json | |
| - name: Upload coverage report (optional) | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: coverage-report | |
| path: coverage/ |