name: Run Tests
on: [push, pull_request]
jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        gradle: [4.9, 4.10.2, 6.8.3]
        java: [jdk8, jdk11, jdk15]
        exclude: # Dont run older gradle versions on newer java
          - java: jdk15
            gradle: 4.9
          - java: jdk15
            gradle: 4.10.2
          - java: jdk11
            gradle: 4.9
          - java: jdk11
            gradle: 4.10.2
    runs-on: ubuntu-20.04
    container:
      image: gradle:${{ matrix.gradle }}-${{ matrix.java }}
      options: --user root
    steps:
      - uses: actions/checkout@v2
      - uses: gradle/wrapper-validation-action@v1
      - run: gradle build check -x test --stacktrace

  # This job is used to feed the test matrix of next job to allow the tests to run in parallel
  prepare_test_matrix:
    # Lets wait to ensure it builds before going running tests
    needs: build

    runs-on: ubuntu-20.04
    container:
      image: gradle:6.8.3-jdk15
      options: --user root

    steps:
      - uses: actions/checkout@v2
      - run: gradle writeActionsTestMatrix --stacktrace
      -
        id: set-matrix
        run: echo "::set-output name=matrix::$(cat build/test_matrix.json)"

    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}

  run_tests:
    needs: prepare_test_matrix

    strategy:
      fail-fast: false
      matrix:
        java: [jdk8, jdk11, jdk15]
        test: ${{ fromJson(needs.prepare_test_matrix.outputs.matrix) }}

    runs-on: ubuntu-20.04
    container:
      image: gradle:6.8.3-${{ matrix.java }}
      options: --user root

    steps:
      - uses: actions/checkout@v2
      - run: gradle test --tests *${{ matrix.test }} --stacktrace
        env:
          TEST_WARNING_MODE: fail

      - uses: actions/upload-artifact@v2
        if: ${{ always() }}
        with:
          name: ${{ matrix.test }} (${{ matrix.java }}) Results
          path: build/reports/