dockerimage.yml

name: Test Docker image

on:
  push:
    branches:
      - main
  pull_request:
  workflow_dispatch:

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        java-version: [8, 11, 17, 21, 25]
        java-type: [jdk, jre]
        node-version: [22, 24, 26]
        variant: [default, alpine]
    steps:
      - uses: actions/checkout@v7.0.1

      - name: Build and test Docker image
        run: |
          VARIANT_PATH="${{ matrix.variant == 'alpine' && '/alpine' || '' }}"
          IMAGE_PATH="${{ matrix.java-version }}/${{ matrix.java-type }}/${{ matrix.node-version }}${VARIANT_PATH}"
          VARIANT_LABEL="${{ matrix.variant == 'alpine' && ' alpine' || '' }}"
          JAVA_TYPE=$(echo "${{ matrix.java-type }}" | tr '[:lower:]' '[:upper:]')
          printf "\n\n${JAVA_TYPE}${{ matrix.java-version }} with Node.js ${{ matrix.node-version }}${VARIANT_LABEL}\n"

          # Run container and capture version outputs
          VERSIONS=$(docker run -i $(docker build -q ${IMAGE_PATH}) /bin/sh -c "java -version 2>&1 && node --version")
          echo "$VERSIONS"

          # Check Java version
          if [ "${{ matrix.java-version }}" = "8" ]; then
            if ! echo "$VERSIONS" | grep -q "version \"1.8.0"; then
              echo "::error::Expected Java 8 but got different version"
              exit 1
            fi
          else
            if ! echo "$VERSIONS" | grep -q "version \"${{ matrix.java-version }}"; then
              echo "::error::Expected Java ${{ matrix.java-version }} but got different version"
              exit 1
            fi
          fi

          # Check Node version
          if ! echo "$VERSIONS" | grep -q "v${{ matrix.node-version }}"; then
            echo "::error::Expected Node.js ${{ matrix.node-version }} but got different version"
            exit 1
          fi

  auto-merge:
    runs-on: ubuntu-latest
    needs: build
    permissions:
      pull-requests: write
      contents: write

    steps:
      - name: Automatically merge dependabot upgrades
        uses: fastify/github-action-merge-dependabot@v3.15.0
        with:
          target: minor