Update test suite to Minitest 5

Author: Josef Stribny

test/test_ares.rb

@@ -1,10 +1,10 @@
 # encoding: UTF-8
 
-require 'test/unit'
+require 'minitest/autorun'
 require 'helper'
 require 'ruby-ares'
 
-class RubyARESTest < Test::Unit::TestCase
+class RubyARESTest < Minitest::Test
   def setup
     @subject = RubyARES::Parser.get_subject RubyARESTestHelper.subject_xml
   end

test/test_ares_address.rb

@@ -1,9 +1,9 @@
 # encoding: UTF-8
 
-require 'test/unit'
+require 'minitest/autorun'
 require 'ruby-ares/address'
 
-class RubyARESAddressTest < Test::Unit::TestCase
+class RubyARESAddressTest < Minitest::Test
 
   def setup
     @address = RubyARES::Address.new(1, 'Kunzova', '10010', 'Brno', 'Královo pole', 1, 1, nil)

test/test_ares_http.rb

@@ -1,8 +1,8 @@
 # encoding: UTF-8
 
-require 'test/unit'
+require 'minitest/autorun'
 require 'ruby-ares/http'
 
-class RubyARESHTTPTest < Test::Unit::TestCase
+class RubyARESHTTPTest < Minitest::Test
 
 end

test/test_ares_parser.rb

@@ -1,13 +1,13 @@
 # encoding: UTF-8
 
-require 'test/unit'
+require 'minitest/autorun'
 require 'helper'
 require 'ruby-ares/parser'
 
-class RubyARESParserTest < Test::Unit::TestCase
+class RubyARESParserTest < Minitest::Test
 
   def test_parser_should_fail
-    assert_raise(RubyARES::Parser::ARESDatabaseError) {
+    assert_raises(RubyARES::Parser::ARESDatabaseError) {
       RubyARES::Parser.get_subject(RubyARESTestHelper.error_responce_xml)
     }
   end

test/test_ares_subject.rb

@@ -1,8 +1,8 @@
 # encoding: UTF-8
 
-require 'test/unit'
+require 'minitest/autorun'
 require 'ruby-ares/subject'
 
-class RubyARESSubjectTest < Test::Unit::TestCase
+class RubyARESSubjectTest < Minitest::Test
 
 end