ci-toolchain.yml

name: CI self+toolchain
# Build Alire with `alr build` and using a toolchain installed from Alire
# The `alr` being tested is the one which is being submitted in the PR

on:
  pull_request:
    paths-ignore:
      - 'doc/**'
      - '**.md'
      - '**.rst'
      - '**.txt'

jobs:

  build:

    name: ${{ matrix.os }} gcc^${{ matrix.gcc_version }}

    runs-on: ${{ matrix.os }}

    strategy:
      fail-fast: false
      matrix:
        os:
          - macos-latest
          - ubuntu-latest
          - windows-latest
        gcc_version:
          - 10
          - 11
          - 12
          - 13

    steps:
    - name: Check out
      uses: actions/checkout@v3
      with:
        submodules: true

    # Use a stock alr to make the latest toolchain available

    - name: Install FSF toolchain
      uses: alire-project/alr-install@v1
      with:
        crates: gnat_native^${{matrix.gcc_version}} gprbuild

    - name: Build alr with default toolchain
      shell: bash
      run: dev/build.sh

    # We can start using the alr we just built

    - name: Update dependencies
      run: ./bin/alr -d -n update

    - name: Show dependencies/pins
      run: ./bin/alr -d -n -q with --solve || ./bin/alr -n -v -d with --solve

    - name: Show build environment, with debug fallback
      run: ./bin/alr -d -n printenv || ./bin/alr -n -v -d printenv

    - shell: bash
      run: mv ./bin ./bin-old
      # Windows doesn't allow to replace a running exe so the next command fails otherwise

    - name: SELF-BUILD
      run: ./bin-old/alr -d -n build

    - name: Show built version
      run: ./bin/alr -d -n version

    # Run the testsuite with the just build alr. The testsuite picks the proper
    # alr in the ./bin/alr location.

    - name: Install Python 3.x # required by testsuite
      uses: actions/setup-python@v2
      with:
        python-version: '3.x'

    - name: Install e3
      run: pip install --upgrade -r testsuite/requirements.txt

    - name: Run testsuite
      run: cd testsuite; ./run.py -E
      shell: bash