Before:
  runtime ale_linters/chef/cookstyle.vim

After:
  call ale#linter#Reset()

Execute(Basic warnings should be handled):
  AssertEqual
  \ [
  \   {
  \     'lnum': 58,
  \     'col': 24,
  \     'code': 'Style/UnneededInterpolation',
  \     'type': 'W',
  \     'end_col': 40,
  \     'text': 'Style/UnneededInterpolation: Prefer `to_s` over string interpolation.',
  \   }
  \ ],
  \ ale_linters#chef#cookstyle#Handle(bufnr(''), [
  \   '{"metadata":{"rubocop_version":"0.62.0","ruby_engine":"ruby","ruby_version":"2.6.0","ruby_patchlevel":"0","ruby_platform":"x86_64-linux"},"files":[{"path":"recipes/default.rb","offenses":[{"severity":"convention","message":"Style/UnneededInterpolation: Prefer `to_s` over string interpolation.","cop_name":"Style/UnneededInterpolation","corrected":false,"location":{"start_line":58,"start_column":24,"last_line":58,"last_column":40,"length":17,"line":58,"column":24}}]}],"summary":{"offense_count":1,"target_file_count":1,"inspected_file_count":1}}'
  \ ])
