java_01/.github/workflows/ci.yml at main · levelp/java_01 · GitHub

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name: CI

on:
  push:
    branches: [ master, main ]
  pull_request:
    branches: [ master, main ]
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    timeout-minutes: 15

    steps:
    - uses: actions/checkout@v4

    - name: Set up JDK 17
      uses: actions/setup-java@v4
      with:
        java-version: '17'
        distribution: 'temurin'

    - name: Build and test with coverage
      run: |
        BUILD_OK=true
        TEST_OK=true
        COVERAGE_OK=true

        # Build
        if ! mvn -B clean compile -Dmaven.test.skip=true -Djava.awt.headless=true 2>&1; then
          BUILD_OK=false
          echo "::warning::Build failed — legacy code may need updates for Java 17"
        fi

        # Test + JaCoCo
        if $BUILD_OK; then
          if ! mvn -B test -Djava.awt.headless=true 2>&1; then
            TEST_OK=false
            echo "::warning::Some tests failed"
          fi
        fi

        # Coverage check
        if $BUILD_OK && $TEST_OK; then
          if ! mvn -B verify -Dmaven.test.skip=true -Djava.awt.headless=true 2>&1; then
            COVERAGE_OK=false
            echo "::warning::Coverage below 100%"
          fi
        fi

        echo "BUILD_OK=$BUILD_OK" >> $GITHUB_ENV
        echo "TEST_OK=$TEST_OK" >> $GITHUB_ENV
        echo "COVERAGE_OK=$COVERAGE_OK" >> $GITHUB_ENV

    - name: Coverage summary
      if: always()
      run: |
        echo "## CI Status" >> $GITHUB_STEP_SUMMARY
        echo "| Step | Status |" >> $GITHUB_STEP_SUMMARY
        echo "|------|--------|" >> $GITHUB_STEP_SUMMARY
        [ "$BUILD_OK" = "true" ] && echo "| Build | ✅ |" >> $GITHUB_STEP_SUMMARY || echo "| Build | ❌ |" >> $GITHUB_STEP_SUMMARY
        [ "$TEST_OK" = "true" ] && echo "| Tests | ✅ |" >> $GITHUB_STEP_SUMMARY || echo "| Tests | ❌ |" >> $GITHUB_STEP_SUMMARY
        [ "$COVERAGE_OK" = "true" ] && echo "| Coverage 100% | ✅ |" >> $GITHUB_STEP_SUMMARY || echo "| Coverage 100% | ❌ |" >> $GITHUB_STEP_SUMMARY

        if [ -f target/site/jacoco/jacoco.csv ]; then
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "## Coverage Report" >> $GITHUB_STEP_SUMMARY
          echo '```' >> $GITHUB_STEP_SUMMARY
          awk -F',' 'NR>1 {missed+=$4; covered+=$5} END {total=missed+covered; if(total>0) printf "Line Coverage: %d/%d (%.1f%%)\nMissed: %d lines\n", covered, total, covered*100/total, missed; else print "No coverage data"}' target/site/jacoco/jacoco.csv >> $GITHUB_STEP_SUMMARY
          echo '```' >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Per-class" >> $GITHUB_STEP_SUMMARY
          echo '| Class | Coverage | Lines |' >> $GITHUB_STEP_SUMMARY
          echo '|-------|----------|-------|' >> $GITHUB_STEP_SUMMARY
          awk -F',' 'NR>1 {total=$4+$5; if(total>0) pct=$5*100/total; else pct=100; printf "| %s.%s | %.0f%% | %d/%d |\n", $2, $3, pct, $5, total}' target/site/jacoco/jacoco.csv >> $GITHUB_STEP_SUMMARY
        fi

    - name: Upload coverage
      if: always()
      uses: codecov/codecov-action@v4
      with:
        file: target/site/jacoco/jacoco.xml
        fail_ci_if_error: false
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}