test/lib/docparser/blackbox_test.rb in docparser-0.2.2 vs test/lib/docparser/blackbox_test.rb in docparser-0.2.3

@@ -1,11 +1,11 @@
 require_relative '../../test_helper'
 require 'open3'
 require 'shellwords'
 
 def cmd_to_sys(command)
-  Open3.popen3(command) do |stdin, stdout, stderr|
+  Open3.popen3(command) do |_stdin, stdout, stderr|
     [stdout.read, stderr.read]
   end
 end
 
 describe DocParser do
@@ -16,10 +16,10 @@
       example_file = Shellwords.escape(File.join($ROOT_DIR, 'example.rb'))
       out, err = cmd_to_sys '/usr/bin/env ruby ' + example_file
       err.must_be_empty
       rows = out.scan(/(\d+) rows/).flatten
       rows.length.must_equal 5
-      row_lengths = rows.group_by { |elem| elem.to_i }
+      row_lengths = rows.group_by(&:to_i)
       row_lengths.length.must_equal 1
       # HaD: 40 pages of 7 articles
       row_lengths.keys.first.must_equal(7 * 40)
       out.must_match(/Done processing/)
     end