name: Continuous Integration

on:
  pull_request:
  push:
    branches:
      - master
      - 3.4.x
      - 3.3.x
      - 3.2.x

jobs:
  ci:
    name: ci
    strategy:
      matrix:
        system: ["ubuntu-20.04"]
        jvm: ["adopt@1.8"]
        scala: ["2.13.6", "2.12.15"]
        espresso: ["2.4"]
    runs-on: ${{ matrix.system }}

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Install Tabby OSS Cad Suite (from YosysHQ)
        uses: YosysHQ/setup-oss-cad-suite@v1
        with:
          osscadsuite-version: '2021-11-09'

      - name: Install Espresso
        run: |
          cd /tmp
          wget https://github.com/chipsalliance/espresso/releases/download/v${{ matrix.espresso }}/x86_64-linux-gnu-espresso
          chmod +x x86_64-linux-gnu-espresso
          sudo mv x86_64-linux-gnu-espresso /usr/local/bin/espresso
          espresso || true

      - name: Setup Scala
        uses: olafurpg/setup-scala@v10
        with:
          java-version: ${{ matrix.jvm }}
      - name: Cache Scala
        uses: coursier/cache-action@v5
      - name: Check Formatting (Scala 2.12 only)
        if: startsWith(matrix.scala, '2.12')
        run: sbt ++${{ matrix.scala }} scalafmtCheckAll
      - name: Documentation (Scala 2.12 only)
        if: startsWith(matrix.scala, '2.12')
        run: sbt ++${{ matrix.scala }} docs/mdoc unidoc
      - name: Test
        run: sbt ++${{ matrix.scala }} test
      - name: Binary compatibility
        run: sbt ++${{ matrix.scala }} mimaReportBinaryIssues

  integration:
    name: Integration Tests (w/ chiseltest)
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Install Tabby OSS Cad Suite (from YosysHQ)
        uses: YosysHQ/setup-oss-cad-suite@v1
        with:
          osscadsuite-version: '2021-11-09'
      - name: Install Espresso
        run: |
          cd /tmp
          wget https://github.com/chipsalliance/espresso/releases/download/v2.4/x86_64-linux-gnu-espresso
          chmod +x x86_64-linux-gnu-espresso
          sudo mv x86_64-linux-gnu-espresso /usr/local/bin/espresso
          espresso || true
      - name: Setup Scala
        uses: olafurpg/setup-scala@v10
        with:
          java-version: "adopt@1.11"
      - name: Cache Scala
        uses: coursier/cache-action@v5
      - name: Integration Tests
        run: sbt integrationTests/test

  # Sentinel job to simplify how we specify which checks need to pass in branch
  # protection and in Mergify
  #
  # When adding new jobs, please add them to `needs` below
  all_tests_passed:
    name: "all tests passed"
    needs: [ci, integration]
    runs-on: ubuntu-20.04
    steps:
      - run: echo Success!

  # sbt ci-release publishes all cross versions so this job needs to be
  # separate from a Scala versions build matrix to avoid duplicate publishing
  publish:
    needs: [all_tests_passed]
    runs-on: ubuntu-20.04
    if: github.event_name == 'push'

    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Setup Scala
        uses: olafurpg/setup-scala@v10
        with:
          java-version: adopt@1.8
      - name: Cache Scala
        uses: coursier/cache-action@v5
      - name: Setup GPG (for Publish)
        uses: olafurpg/setup-gpg@v3
      - name: Publish
        run: sbt ci-release
        env:
          PGP_PASSPHRASE: ${{ secrets.PGP_PASSPHRASE }}
          PGP_SECRET: ${{ secrets.PGP_SECRET }}
          SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
          SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}


