on_pull_request.yml

name: CI

on:
  pull_request:
    branches:
    - master
    paths-ignore:
    - 'README.md'
    - 'LICENSE-AGPLv3.txt'
    - 'CODE_OF_CONDUCT.md'
    - 'CONTRIBUTING.md'

jobs:
  tests:
    name: Tests
    runs-on: ubuntu-latest
    container:
      image: elixir:1.11.3
    services:
      postgres:
        image: postgres:10.4
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: liquid_voting_test
        ports:
          - 5432:5432
        # postgres container doesn't provide a healthcheck
        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
    steps:
    - uses: actions/checkout@v1
    - name: Install Dependencies
      run: |
        mix local.rebar --force
        mix local.hex --force
        mix deps.get
    - name: Run Tests
      run: mix test
      env:
        MIX_ENV: test
        # refers to the service name, since we're running on containers
        POSTGRES_HOST: postgres

  linting:
    name: Linting
    runs-on: ubuntu-latest
    container:
      image: elixir:1.11.3
    steps:
    - uses: actions/checkout@v1
    - name: Install Dependencies
      run: |
        mix local.rebar --force
        mix local.hex --force
        mix deps.get
    - name: Run Formatter
      run: mix format --check-formatted