code-coverage.yml

# Builds MegaMek for Code Coverage
#
# Jobs:
#    - code_coverage: Build MegaMek on the specified Operating Systems for the specified Java versions
#          and upload the code coverage results to CodeCov.io
name: MegaMek CI with Code Coverage

# This Action Definition should be triggered only on pushes to master
on:
  push:
    branches: [ master ]

# Setup the Build Scan "VCS" link for all gradle invocations
env:
  GRADLE_OPTS: "-Dscan.link.VCS=https://github.com/MegaMek/megamek/commit/${{ github.sha }}"

jobs:
  # Perform build of MegaMek for Code Coverage any time master updated.
  code_coverage:
    runs-on: ${{ matrix.os }}

    # Run this job once for each combination in the matrix below.
    strategy:
      matrix:
        os: [ ubuntu-latest ] # For Code QL running on *nix is sufficient
        java-distribution: [ temurin ]
        java-version: [ 17 ]

    steps:
    # Checkout the Pull Request source and put it in: ./megamek
    - uses: actions/checkout@v3
      with:
        path: megamek

    # Setup the requested Java Distribution and Version from the matrix
    - name: Set up ${{ matrix.java-distribution }} JDK ${{ matrix.java-version }}
      uses: actions/setup-java@v3
      with:
        distribution: ${{ matrix.java-distribution }}
        java-version: ${{ matrix.java-version }}

    # Make sure we can execute the Gradle wrapper
    - name: Grant execute permission for gradlew (*nix or MacOS)
      working-directory: megamek
      run: chmod +x gradlew
      if: runner.os != 'Windows'

    # Build the MegaMek project
    #
    # Directory layout:
    #    /megamek
    #        /gradlew
    #
    # Output Variables:
    #    - buildScanUri
    - name: Build with Gradle
      uses: gradle/gradle-build-action@v2
      with:
        arguments: build --stacktrace --scan
        build-root-directory: megamek
      
    # If the build step fails, try to upload any test logs in case it was a unit test failure.
    #
    # The logs will be relative to the ./megamek directory.
    - name: Upload Test Logs on Failure
      uses: actions/upload-artifact@v3
      if: failure()
      with:
        name: cd-failure-logs
        path: ./megamek/megamek/build/reports/

    # Upload our Code Coverage Reports to CodeCov.io
    - name: CodeCov.io Coverage Report
      uses: codecov/codecov-action@v3
      with:
        directory: ./megamek/megamek/build/reports/jacoco/test
        fail_ci_if_error: false
        verbose: true