ubuntu.yml

name: Ubuntu

# see https://github.community/t5/GitHub-Actions/How-to-trigger-an-action-on-push-or-pull-request-but-not-both/m-p/35805
on:
  push:
    branches:
    - master
  pull_request:
    branches:
    - master

jobs:
  build:

    runs-on: ubuntu-18.04
    strategy:
      matrix:
        python-version: [3.6, 3.7, 3.8]

    steps:
    - uses: actions/checkout@v2

    - name: Set revision
      run: |
        # Set environment variable with the latest revision hash.
        echo "::set-env name=GIT_DOWNWARD_REV::`git ls-remote --exit-code --quiet https://github.com/aibasel/downward.git HEAD | cut -f1`"

    # Compile each Fast Downward revision only once and cache the results.
    - name: Cache revisions
      id: cache-revisions
      uses: actions/cache@v1
      with:
        path: revision-cache
        key: ${{ runner.os }}-revision-cache-${{ env.GIT_DOWNWARD_REV }}

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v1
      with:
        python-version: ${{ matrix.python-version }}

    - name: Show environment
      run: |
        python --version
        python3 -c "import multiprocessing as m; print('CPUs:', m.cpu_count())"

    - name: Install tox
      run: |
        python -m pip install --upgrade pip tox

    - name: Check style
      if: matrix.python-version == '3.6'
      run: |
        tox -e docs,style

    - name: Set up directory for dependencies
      run: |
        mkdir ../deps
        pushd ../deps
        # Add directory to PATH.
        echo "::add-path::$(pwd)"

    - name: Compile FF
      working-directory: ../deps
      run: |
        sudo apt-get -y install g++ make flex bison
        wget http://fai.cs.uni-saarland.de/hoffmann/ff/FF-v2.3.tgz
        tar -xzvf FF-v2.3.tgz
        cd FF-v2.3/
        make -j
        cp ff ../
        cd ..
        rm -rf FF-v2.3/ FF-v2.3.tgz

    - name: Compile VAL
      working-directory: ../deps
      run: |
        sudo apt-get -y install g++ make flex bison
        git clone https://github.com/KCL-Planning/VAL.git
        cd VAL
        git checkout a5565396007eee73ac36527fbf904142b3077c74
        make clean  # Remove old build artifacts and binaries.
        sed -i 's/-Werror //g' Makefile  # Ignore warnings.
        make -j
        mv validate ../
        cd ../
        rm -rf VAL

    - name: Clone benchmarks
      working-directory: ../deps
      run: |
        export DOWNWARD_BENCHMARKS=`realpath downward-benchmarks`
        git clone --depth 1 https://github.com/aibasel/downward-benchmarks ${DOWNWARD_BENCHMARKS}
        echo "::set-env name=DOWNWARD_BENCHMARKS::${DOWNWARD_BENCHMARKS}"

    - name: Clone Fast Downward Mercurial
      working-directory: ../deps
      run: |
        sudo apt-get -y install cmake g++ git make python3
        export HG_DOWNWARD_REPO=`realpath fast-downward`
        hg clone http://hg.fast-downward.org ${HG_DOWNWARD_REPO}
        echo "::set-env name=HG_DOWNWARD_REPO::${HG_DOWNWARD_REPO}"

    - name: Clone Fast Downward Git
      working-directory: ../deps
      run: |
        export GIT_DOWNWARD_REPO=`realpath fast-downward-git`
        git clone --depth 1 https://github.com/aibasel/downward.git ${GIT_DOWNWARD_REPO}
        echo "::set-env name=GIT_DOWNWARD_REPO::${GIT_DOWNWARD_REPO}"

    - name: Download example Singularity image
      working-directory: ../deps
      run: |
        wget --no-verbose https://ai.dmi.unibas.ch/_tmp_files/seipp/lama-first.img
        export SINGULARITY_IMAGES=`realpath .`
        echo "::set-env name=SINGULARITY_IMAGES::${SINGULARITY_IMAGES}"

    - name: Run tests
      run: |
        # Updating the installed packages takes very long, so we don't do it.
        # sudo apt-get update && sudo apt-get -y upgrade

        export DOWNWARD_REVISION_CACHE="${GITHUB_WORKSPACE}/revision-cache"
        echo CACHE: ${DOWNWARD_REVISION_CACHE}

        export DOWNWARD_REPO=${HG_DOWNWARD_REPO}
        time tox -e py

        export DOWNWARD_REPO=${GIT_DOWNWARD_REPO}
        time tox -e py

    - name: Test installation with pip
      run: |
        pip install .
        pushd /tmp
        python -c "import lab"
        popd
        pip uninstall -y lab