spread.yaml

name: Spread
run-name: Spread for ${{ github.ref }}

on:
  workflow_call:

jobs:
  spread-tests:
    strategy:
      matrix:
        runner:
          - name: X64
            runs-on: ubuntu-latest
          - name: ARM64
            runs-on: [noble, ARM64, large]
    name: Run Spread tests | ${{ matrix.runner.name }}
    runs-on: ${{ matrix.runner.runs-on }}
    steps:
      - uses: actions/checkout@v4

      - name: Check changed paths
        id: changed-slices
        uses: dorny/paths-filter@v3
        with:
          filters: |
            slices:
              - added|modified: 'slices/**/*.yaml'
          list-files: shell

      - name: Check changed test directories
        uses: tj-actions/changed-files@v45
        id: changed-tests
        with:
          separator: " "
          dir_names: "true"
          files: |
            tests/spread/integration/**

      - uses: actions/checkout@v4
        with:
          repository: snapcore/spread
          path: _spread

      - uses: actions/setup-go@v3
        with:
          go-version: '>=1.17.0'

      - name: Install LXD
        uses: canonical/setup-lxd@v0.1.1
        with:
            channel: 5.21/stable

      - name: Prepare Spread suites
        id: spread-suites
        env:
          integration-tests: "tests/spread/integration"
          backend: "lxd"
        run: |
          set -ex
          spread_tasks=""
          for file in ${{ steps.changed-slices.outputs.slices_files }} ${{ steps.changed-tests.outputs.all_changed_files }}
          do
            pkg_name=$(basename $file | sed 's/\.yaml//g')
            pkg_tests="${{ env.integration-tests }}/${pkg_name}"
            if [ -f "${pkg_tests}/task.yaml" ] && [[ $spread_tasks != *"${pkg_tests}"* ]]
            then
              spread_tasks="${spread_tasks} ${{ env.backend }}:${pkg_tests}"
            fi
          done

          echo "run-tasks=$(echo ${spread_tasks} | awk '{$1=$1};1')" >> $GITHUB_OUTPUT

      - name: Build and run spread
        if: ${{ steps.spread-suites.outputs.run-tasks }}
        run: |
          (cd _spread/cmd/spread && go build)
          _spread/cmd/spread/spread -v ${{ steps.spread-suites.outputs.run-tasks }}