class ParallelTests::Gherkin::Runner

def cucumber_opts(given)
  if given&.include?('--profile') || given&.include?('-p')
    given
  else
    [*given, *profile_from_config]
  end
end

def default_test_folder
  'features'
end

def determine_executable
  if File.exist?("bin/#{name}")
    ParallelTests.with_ruby_binary("bin/#{name}")
  elsif ParallelTests.bundler_enabled?
    ["bundle", "exec", name]
  elsif File.file?("script/#{name}")
    ParallelTests.with_ruby_binary("script/#{name}")
  else
    [name.to_s]
  end
end

def line_is_result?(line)
  line =~ /^\d+ (steps?|scenarios?)/
end

def profile_from_config
  # copied from https://github.com/cucumber/cucumber/blob/master/lib/cucumber/cli/profile_loader.rb#L85
  config = Dir.glob("{,.config/,config/}#{name}{.yml,.yaml}").first
  ['--profile', 'parallel'] if config && File.read(config) =~ /^parallel:/
end

def run_tests(test_files, process_number, num_processes, options)
  combined_scenarios = test_files
  if options[:group_by] == :scenarios
    grouped = test_files.map { |t| t.split(':') }.group_by(&:first)
    combined_scenarios = grouped.map do |file, files_and_lines|
      "#{file}:#{files_and_lines.map(&:last).join(':')}"
    end
  end
  options[:env] ||= {}
  options[:env] = options[:env].merge({ 'AUTOTEST' => '1' }) if $stdout.tty?
  cmd = executable
  cmd += runtime_logging if File.directory?(File.dirname(runtime_log))
  cmd += combined_scenarios
  cmd += cucumber_opts(options[:test_options])
  execute_command(cmd, process_number, num_processes, options)
end

def runtime_log
  "tmp/parallel_runtime_#{name}.log"
end

def runtime_logging
  ['--format', 'ParallelTests::Gherkin::RuntimeLogger', '--out', runtime_log]
end

def summarize_results(results)
  sort_order = ['scenario', 'step', 'failed', 'flaky', 'undefined', 'skipped', 'pending', 'passed']
  ['scenario', 'step'].map do |group|
    group_results = results.grep(/^\d+ #{group}/)
    next if group_results.empty?
    sums = sum_up_results(group_results)
    sums = sums.sort_by { |word, _| sort_order.index(word) || 999 }
    sums.map! do |word, number|
      plural = "s" if (word == group) && (number != 1)
      "#{number} #{word}#{plural}"
    end
    "#{sums[0]} (#{sums[1..-1].join(", ")})"
  end.compact.join("\n")
end

def test_file_name
  @test_file_name || 'feature'
end

def test_suffix
  /\.feature$/
end

def tests_in_groups(tests, num_groups, options = {})
  @test_file_name = "scenario" if options[:group_by] == :scenarios
  method = "by_#{options[:group_by]}"
  if Grouper.respond_to?(method)
    Grouper.send(method, find_tests(tests, options), num_groups, options)
  else
    super
  end
end