name: Integration tests (Pull Request)

on:
  issue_comment:
    types:
      - created
      - edited

env:
  GHA_GO_VERSION: 1.18.x
  TIMEOUT: 10m

  PIPER_INTEGRATION_GITHUB_TOKEN: ${{secrets.PIPER_INTEGRATION_GITHUB_TOKEN}}
  PIPER_INTEGRATION_SONAR_TOKEN: ${{secrets.PIPER_INTEGRATION_SONAR_TOKEN}}

jobs:
  start:
    name: Start
    runs-on: ubuntu-latest
    if: |
      (
        github.event.comment.body == '/it' ) && (
        github.event.comment.author_association == 'COLLABORATOR' ||
        github.event.comment.author_association == 'OWNER' ||
        github.event.comment.author_association == 'MEMBER'
      )
    steps:
      - name: Update status
        run: |
          curl \
            --location \
            --request POST 'https://api.github.com/repos/SAP/jenkins-library/statuses/${{ github.event.pull_request.head.sha }}' \
            -H 'Content-Type: application/json' \
            --data '{"state": "pending",
                    "context": "Go / integration-tests",
                    "target_url": "https://github.com/SAP/jenkins-library/actions/runs/${{ github.run_id }}"}' \
            -H 'Authorization: token ${{secrets.INTEGRATION_TEST_VOTING_TOKEN}}'

  build_piper:
    name: Build Piper
    needs:
      - start
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          repository: ${{ github.repository }}
          ref: ${{ github.ref }}
      - uses: actions/setup-go@v3
        with:
          go-version: ${{ env.GHA_GO_VERSION }}
      - name: Build
        # with `-tags release` we ensure that shared test utilities won't end up in the binary
        run: CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o piper -tags release
      - name: Upload Piper binary
        if: success()
        uses: actions/upload-artifact@v3
        with:
          name: piper
          path: piper

  build_integration_tests:
    name: Build integration tests
    needs:
      - start
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          repository: ${{ github.repository }}
          ref: ${{ github.ref }}
      - uses: actions/setup-go@v3
        with:
          go-version: ${{ env.GHA_GO_VERSION }}
      - name: Build
        run: CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go test -c -o integration_tests -tags integration ./integration/...
      - name: Upload integration tests binary
        if: success()
        uses: actions/upload-artifact@v3
        with:
          name: integration_tests
          path: integration_tests

  run_integration_tests:
    name: Run integration tests
    needs:
      - build_piper
      - build_integration_tests
    strategy:
      fail-fast: true
      matrix:
        os:
          - ubuntu-latest
        version:
#         tough CNB tests are decomposed to reduce pipeline execution time
          - '"(TestCNBIntegrationBindings|TestCNBIntegrationWrongBuilderProject|TestCNBIntegrationNonZipPath|TestCNBIntegrationZipPath|TestCNBIntegrationPreserveFilesIgnored)"'
          - '"TestCNBIntegrationPreserveFiles\b"'
          - '"TestCNBIntegrationNPMProject"'
          - '"TestCNBIntegrationMultiImage"'
          - '"TestCNBIntegrationNPMCustomBuildpacksBuildpacklessProject"'
          - '"TestCNBIntegrationNPMCustomBuildpacksFullProject"'
          - '"TestCNBIntegrationProjectDescriptor"'

          - '"TestGolangIntegration"'
          - '"TestGradleIntegration"'

#          Jenkins tests are still not implemented(skipped) yet
#          - '"TestJenkinsIntegration"'

          - '"TestMavenIntegration"'
          - '"TestMTAIntegration"'
          - '"TestNexusIntegration"'

#         these are light-weighed tests, so we can use only one pod to reduce resource consumption
          - '"Test(Gauge|GCS|GitHub|GitOps|Influx|NPM|Piper|Python|Sonar|Vault|Karma)Integration"'

    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          repository: ${{ github.repository }}
          ref: ${{ github.ref }}
      - uses: actions/setup-go@v3
        with:
          go-version: ${{ env.GHA_GO_VERSION }}
      - name: Download Piper binary
        uses: actions/download-artifact@v3
        with:
          name: piper
      - name: Download integration tests binary
        uses: actions/download-artifact@v3
        with:
          name: integration_tests
          path: ./integration/
      - name: Run test
        run: |
          chmod +x piper
          cd ./integration
          chmod +x integration_tests
          ./integration_tests -test.v -test.timeout ${TIMEOUT} -test.run ${{ matrix.version }}

  Finish:
    name: Finish
    if: always() && needs.start.result == 'success'
    needs:
      - start
      - build_piper
      - build_integration_tests
      - run_integration_tests
    runs-on: ubuntu-latest
    steps:
      - name: Update status
        run: |
          if [[ "${{ needs.run_integration_tests.result }}" == "success" ]]
          then
            curl \
              --location \
              --request POST 'https://api.github.com/repos/SAP/jenkins-library/statuses/${{ github.event.pull_request.head.sha }}' \
              -H 'Content-Type: application/json' \
              --data '{"state": "success",
                      "context": "Go / integration-tests",
                      "target_url": "https://github.com/SAP/jenkins-library/actions/runs/${{ github.run_id }}"}' \
              -H 'Authorization: token ${{secrets.INTEGRATION_TEST_VOTING_TOKEN}}' && \
            exit 0
          else
            curl \
              --location \
              --request POST 'https://api.github.com/repos/SAP/jenkins-library/statuses/${{ github.event.pull_request.head.sha }}' \
              -H 'Content-Type: application/json' \
              --data '{"state": "failure",
                      "context": "Go / integration-tests",
                      "target_url": "https://github.com/SAP/jenkins-library/actions/runs/${{ github.run_id }}"}' \
              -H 'Authorization: token ${{secrets.INTEGRATION_TEST_VOTING_TOKEN}}' && \
            exit 1
          fi