pr_build.yml

name: PR build tests

on:
  pull_request:
    branches:
      - main
    types:
      - opened
      - reopened
      - synchronize
      - labeled

permissions:
  contents: read

jobs:
  build_test:
    if: |
      contains(github.event.pull_request.labels.*.name, 'Run CI Quick') ||
      contains(github.event.pull_request.labels.*.name, 'Run CI Common') ||
      contains(github.event.pull_request.labels.*.name, 'Run CI Matter') ||
      contains(github.event.pull_request.labels.*.name, 'Run CI GitHub') ||
      contains(github.event.pull_request.labels.*.name, 'Run CI Full')

    runs-on: ubuntu-latest

    env:
      ARDUINO_USER_DIR: ${{ github.workspace }}/.arduino-user
      ARDUINO_DATA_DIR: ${{ github.workspace }}/.arduino-data
      ARDUINO_DOWNLOADS_DIR: ${{ github.workspace }}/.arduino-downloads
      ARDUINO_CLI_CACHE_VERSION: v1
      SILABS_CORE_BASE_VERSION: 4.0.0

    steps:
      - name: Check out repo
        uses: actions/checkout@v5
        with:
          lfs: true

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Cache Arduino CLI
        id: cache-arduino-cli
        uses: actions/cache@v4
        with:
          path: ${{ github.workspace }}/bin
          key: ${{ runner.os }}-arduino-cli-${{ env.ARDUINO_CLI_CACHE_VERSION }}

      - name: Install Arduino CLI
        if: steps.cache-arduino-cli.outputs.cache-hit != 'true'
        run: |
          curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | sh

      - name: Add Arduino CLI to PATH
        run: |
          echo "${GITHUB_WORKSPACE}/bin" >> "${GITHUB_PATH}"

      - name: Check Arduino CLI
        run: arduino-cli version

      - name: Create Arduino CLI config
        run: |
          mkdir -p "${ARDUINO_USER_DIR}" "${ARDUINO_DATA_DIR}" "${ARDUINO_DOWNLOADS_DIR}"
          cat > arduino-cli.yaml <<EOF
          directories:
            user: ${ARDUINO_USER_DIR}
            data: ${ARDUINO_DATA_DIR}
            downloads: ${ARDUINO_DOWNLOADS_DIR}
          EOF
          arduino-cli config dump --config-file arduino-cli.yaml

      - name: Cache public base Silicon Labs core
        id: cache-silabs-core
        uses: actions/cache@v4
        with:
          path: |
            ${{ env.ARDUINO_DATA_DIR }}/packages
            ${{ env.ARDUINO_DATA_DIR }}/package_index.json
            ${{ env.ARDUINO_DATA_DIR }}/package_index.json.sig
          key: ${{ runner.os }}-silabs-core-${{ env.SILABS_CORE_BASE_VERSION }}

      - name: Install public base Silicon Labs core
        if: steps.cache-silabs-core.outputs.cache-hit != 'true'
        run: |
          arduino-cli core update-index --config-file arduino-cli.yaml
          arduino-cli core install SiliconLabs:silabs@${SILABS_CORE_BASE_VERSION} --config-file arduino-cli.yaml

      - name: Bootstrap core
        run: |
          chmod +x package/bootstrap.sh
          cd package
          ./bootstrap.sh

      - name: Replace installed core with PR contents
        run: |
          DATA_DIR=$(arduino-cli config dump --config-file arduino-cli.yaml | awk '/data:/ {print $2}')
          echo "Arduino data dir: ${DATA_DIR}"

          PLATFORM_DIR="${DATA_DIR}/packages/SiliconLabs/hardware/silabs/${SILABS_CORE_BASE_VERSION}"
          echo "Platform dir: ${PLATFORM_DIR}"
          test -d "${PLATFORM_DIR}"

          echo "Removing installed core..."
          rm -rf "${PLATFORM_DIR}"
          mkdir -p "${PLATFORM_DIR}"

          echo "Copying new core contents..."
          rsync -a \
            --exclude ".git" \
            --exclude ".github" \
            --exclude "package" \
            --exclude "test" \
            --exclude "docs" \
            --exclude "build" \
            --exclude "out" \
            --exclude "bin" \
            --exclude ".venv" \
            --exclude "__pycache__" \
            "${GITHUB_WORKSPACE}/" "${PLATFORM_DIR}/"

          test -f "${PLATFORM_DIR}/platform.txt"
          test -f "${PLATFORM_DIR}/boards.txt"
          echo "Copying finished successfully"

      - name: Run quick build test
        if: contains(github.event.pull_request.labels.*.name, 'Run CI Quick')
        run: |
          cd test/build
          python -u test_build.py quick

      - name: Run common build test
        if: contains(github.event.pull_request.labels.*.name, 'Run CI Common')
        run: |
          cd test/build
          python -u test_build.py common

      - name: Run Matter build test
        if: contains(github.event.pull_request.labels.*.name, 'Run CI Matter')
        run: |
          cd test/build
          python -u test_build.py matter

      - name: Run GitHub specific build test
        if: contains(github.event.pull_request.labels.*.name, 'Run CI GitHub')
        run: |
          cd test/build
          python -u test_build.py github

      - name: Run full build test
        if: contains(github.event.pull_request.labels.*.name, 'Run CI Full')
        run: |
          cd test/build
          python -u test_build.py