name: 'Automatic Test'
description: 'Check for obvious errors.'

runs:
  using: "composite"
  steps:
  - name: Install lua
    shell: bash
    run: |
      sudo apt-get install lua5.3 -y
  - name: Check all lua files are valid
    shell: lua {0}
    run: |
      local files = assert(io.popen "find . -name '*.lua' -not -path '*/.git/*'")
      local errors = 0
      for file in files:lines() do
        local f, error = loadfile(file)
        if not f then
          print(error)
          errors = errors + 1
        end
      end
      files:close()

      if errors > 0 then
        print(('%d syntax error(s) found.'):format(errors))
        os.exit(1)
      else
        print('No syntax error found.')
      end
  - name: Prepare FontTools
    shell: bash
    run: |
      pip install fonttools
  - name: Check all characters are in the font
    shell: python
    run: |
      from fontTools.ttLib import TTFont
      from pathlib import Path

      font = TTFont('parts/fonts/proportional.otf')
      keys = set(font.getBestCmap().keys())

      missing = []
      for file in Path('parts/language').glob('*.lua'):
        for i, line in enumerate(file.read_text().splitlines()):
          for char in line:
            if ord(char) not in keys:
              missing.append((char, file, i+1))

      if missing:
        print('Missing characters:')
        for char, file, i in missing:
          print(f"'{char}'({ord(char):x}) in {file} at line {i} " \
                f"(${{ github.server_url }}/${{ github.repository }}/blob/${{ github.sha }}/{file}#L{i})")
        exit(1)
      else:
        print('All characters are present in the font.')
  - uses: ./.github/actions/build-love
    with:
      file-path: Techmino.love
  - name: Download love
    shell: bash
    run: |
      curl -L https://github.com/love2d/love/releases/download/11.3/love-11.3-linux-x86_64.tar.gz | tar xz
  - name: Prepare PulseAudio
    shell: bash
    run: |
      sudo apt-get update
      sudo apt-get install pulseaudio pulseaudio-utils pavucontrol alsa-oss alsa-utils -y
  - name: Run automated test
    uses: GabrielBB/xvfb-action@v1
    with:
      run: |
        ./dest/love Techmino.love --test