require 'vimrunner'

$vim = Vimrunner.start
$vim.add_plugin(File.expand_path('../../../..', __FILE__), 'plugin/editorconfig.vim')

# The base path of the testing files
BASE_PATH = File.expand_path('../plugin_tests/test_files/', __FILE__)

# file_name is the file name that should be open by Vim
# expected_values is a Hash that contains all the Vim options we need to test
def test_editorconfig(file_name, expected_values)
  $vim.edit(File.join(BASE_PATH, file_name))

  expected_values.each do |key, val|
    expect($vim.echo("&l:#{key}")).to eq(val)
  end

  $vim.command 'bd!'
end

describe 'plugin/editorconfig.vim' do
  after(:all) do
    $vim.kill
  end

  describe '#all' do
    it '3_space.py' do
      test_editorconfig '3_space.txt',
        expandtab: '1',
        shiftwidth: '3',
        tabstop: '3'
    end
  end

  it '4_space.py' do
    test_editorconfig '4_space.py',
      expandtab: '1',
      shiftwidth: '4',
      tabstop: '8'
  end

  it 'space.txt' do
    test_editorconfig 'space.txt',
      expandtab: '1',
      shiftwidth: $vim.echo('&l:tabstop')
  end

  it 'tab.txt' do
    test_editorconfig 'tab.txt',
      expandtab: '0'
  end

  it '4_tab.txt' do
    test_editorconfig '4_tab.txt',
      expandtab: '0',
      shiftwidth: '4',
      tabstop: '4'
  end

  it '4_tab_width_of_8' do
    test_editorconfig '4_tab_width_of_8.txt',
      expandtab: '0',
      shiftwidth: '4',
      tabstop: '8'
  end

  it 'lf.txt' do
    test_editorconfig 'lf.txt',
      fileformat: 'unix'
  end

  it 'crlf.txt' do
    test_editorconfig 'crlf.txt',
      fileformat: 'dos'
  end

  it 'cr.txt' do
    test_editorconfig 'cr.txt',
      fileformat: 'mac'
  end

  it 'utf-8.txt' do
    test_editorconfig 'utf-8.txt',
      fileencoding: 'utf-8',
      bomb: '0'
  end

  it 'utf-8-bom.txt' do
    test_editorconfig 'utf-8-bom.txt',
      fileencoding: 'utf-8',
      bomb: '1'
  end

  it 'utf-16be.txt' do
    test_editorconfig 'utf-16be.txt',
      fileencoding: 'utf-16'
  end

  it 'utf-16le.txt' do
    test_editorconfig 'utf-16le.txt',
      fileencoding: 'utf-16le'
  end

  it 'latin1.txt' do
    test_editorconfig 'latin1.txt',
      fileencoding: 'latin1'
  end

  # insert_final_newline by PreserveNoEOL tests are omitted, since they are not supported
  if $vim.echo("exists('+fixendofline')") == '1'
    it 'with_newline.txt' do
      test_editorconfig 'with_newline.txt',
        fixendofline: '1'
    end

    it 'without_newline.txt' do
      test_editorconfig 'without_newline.txt',
        fixendofline: '0'
    end
  end
end
