downstream_protobuf_compatibility_check_nightly.yaml

on:
  pull_request:
    # Runs on PRs targeting main, but will be filtered for Release PRs
    branches:
      - 'main'
  workflow_dispatch:
    inputs:
      protobuf_runtime_versions:
        description: 'Comma separated list of Protobuf-Java versions (i.e. "3.25.x","4.x.y")'
        required: true
  schedule:
    - cron: '0 1 * * *' # Nightly at 1am

name: Downstream Protobuf Compatibility Check Nightly
jobs:
  downstream-protobuf-test:
    # Checks if PR comes from Release-Please branch or if invoked from nightly job
    if: github.head_ref == 'release-please--branches--main' || github.event_name == 'schedule'
    runs-on: ubuntu-22.04
    strategy:
      fail-fast: false
      matrix:
        repo:
          - google-cloud-java
          - java-bigtable
          - java-bigquery
          - java-bigquerystorage
          - java-datastore
          - java-firestore
          - java-logging
          - java-logging-logback
          - java-pubsub
          - java-pubsublite
          - java-spanner-jdbc
          - java-spanner
          - java-storage
          - java-storage-nio
        # Default Protobuf-Java versions to use are specified here. Without this, the nightly workflow won't know
        # which values to use and would resolve to ''.
        protobuf-version: ${{ fromJSON(format('[{0}]', inputs.protobuf_runtime_versions || '"3.25.5","4.28.3"')) }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-java@v4
        with:
          java-version: 17
          distribution: temurin
      - name: Print Protobuf-Java testing version
        run: echo "Testing with Protobuf-Java v${{ matrix.protobuf-version }}"
      - name: Perform downstream source compatibility testing
        run: REPOS_UNDER_TEST="${{ matrix.repo }}" PROTOBUF_RUNTIME_VERSION="${{ matrix.protobuf-version}}" ./.kokoro/nightly/downstream-protobuf-source-compatibility.sh