main.yml

name: Singularity build
on: [push, pull_request]
jobs:

  build:
    name: Build
    runs-on: ubuntu-18.04
    strategy:
      matrix:
        singularity_version:
          - '3.7.3'
    container:
      image: quay.io/singularity/singularity:v${{ matrix.singularity_version }}
      options: --privileged
    steps:
    - name: Check out code for the container build
      uses: actions/checkout@v1
      
    - name: Install useful utilities
      run: apk update && apk add --no-cache tree figlet wget

    - name: Build and test container
      run: |
       for DIRECTORY in *
       do
         if [ -d $DIRECTORY ]; then
            if [[ $DIRECTORY != 'images' ]]; then
                cd $DIRECTORY

                if [ ! -f .ignore ]; then
                    echo "Building container"
                    bash ./build.sh

                    if [ -f ./test.sh ]; then
                        echo "Running tests"
                        bash ./test.sh
                    else
                        echo "Test file not found. Skipping tests."
                    fi
                fi
            cd ..
           fi
         fi
        done