name: Tests

on:
    pull_request:
    push:
        branches:
        - master
    workflow_dispatch:

jobs:
  build:
    name: CI
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: 
        - ubuntu-latest
        #-macos-latest
        #-windows-latest
        #resolver:
        #- nightly
        #- lts-18.7

    steps:
      - name: Clone project
        uses: actions/checkout@v2

      - name: Build and run tests
        shell: bash
        run: |
            set -ex
            mkdir -p ../_newstack
            stack upgrade --force-download --local-bin-path ../_newstack
            ../_newstack/stack --version
            ../_newstack/stack test --fast --no-terminal