name: ci

on:
  push:
  pull_request:

defaults:
  run:
    shell: bash

jobs:
  CI:
    if: "!contains(github.event.head_commit.message, '[skip ci]')"
    env:
      GKS_ENCODING: "utf8"

    name: Julia ${{ matrix.julia_version }} - ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    continue-on-error: ${{ matrix.allow-failure }}
    strategy:
      fail-fast: false
      matrix:
        julia_version:
          - '1.3'
          - '1'
          - 'nightly'
        os:
          - ubuntu-latest
          - windows-latest
          - macos-latest
        arch:
          - x64
          # - x86
        allow-failure: [false]
        include:
          ## allow failures on nightly
          - version: 'nightly'
            os: ubuntu-latest
            arch: x64
            allow-failure: true
          - version: 'nightly'
            os: macOS-latest
            arch: x64
            allow-failure: true
          - version: 'nightly'
            os: windows-latest
            arch: x64
            allow-failure: true
          ## allow failures for julia 1.3 windows (test_images work but differ)
          - version: '1.3'
            os: windows-latest
            arch: x64
            allow-failure: true
        ## if we want to run tests on x86:
        #   - version: 'nightly'
        #     os: ubuntu-latest
        #     arch: x86
        #     allow-failure: true
        #   - version: 'nightly'
        #     os: windows-latest
        #     arch: x86
        #     allow-failure: true
        # exclude:
        #   - os: macOS-latest
        #     arch: x86
    steps:

      # Setup environment
      - uses: actions/checkout@v2
      - uses: julia-actions/setup-julia@latest
        with:
          version: ${{ matrix.julia_version }}
      - name: Cache artifacts
        uses: actions/cache@v1
        env:
          cache-name: cache-artifacts
        with:
          path: ~/.julia/artifacts
          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
          restore-keys: |
            ${{ runner.os }}-test-${{ env.cache-name }}-
            ${{ runner.os }}-test-
            ${{ runner.os }}-

      ## maybe required if we ever want to run graphical tests for plotly
      # OS Dependencies
      # - name: Ubuntu OS dependencies
      #   if: startsWith(matrix.os,'ubuntu')
      #   run: |
      #    ./test/install_wkhtmltoimage.sh

      # TESTCMD
      - name: Default TESTCMD
        run: echo ::set-env name=TESTCMD::"julia"
      - name: Ubuntu TESTCMD
        if: startsWith(matrix.os,'ubuntu')
        run: echo ::set-env name=TESTCMD::"xvfb-run julia"

      # Julia Deoendencies
      - name: Install Julia dependencies
        uses: julia-actions/julia-buildpkg@latest

      # Run tests
      - name: Run Graphical test
        run:  $TESTCMD --project -e 'using Pkg; Pkg.test(coverage=true);'

      - name: Codecov
        uses: julia-actions/julia-uploadcodecov@latest
        env:
          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

  Skip:
    if: "contains(github.event.head_commit.message, '[skip ci]')"
    runs-on: ubuntu-latest
    steps:
      - name: Skip CI 🚫
        run: echo skip ci