Add using Turn with natural language test case names if the library is available (which it will be in Rails 3.1) [DHH]

activesupport/CHANGELOG

@@ -1,5 +1,7 @@
 *Rails 3.1.0 (unreleased)*
 
+* Add using Turn with natural language test case names if the library is available (which it will be in Rails 3.1) [DHH]
+
 * LocalCache strategy is now a real middleware class, not an anonymous class
 posing for pictures.
 

activesupport/lib/active_support/test_case.rb

@@ -5,25 +5,10 @@ require 'active_support/testing/deprecation'
 require 'active_support/testing/declarative'
 require 'active_support/testing/pending'
 require 'active_support/testing/isolation'
+require 'active_support/testing/turn_formatting'
+require 'active_support/testing/mochaing'
 require 'active_support/core_ext/kernel/reporting'
 
-begin
-  silence_warnings { require 'mocha' }
-rescue LoadError
-  # Fake Mocha::ExpectationError so we can rescue it in #run. Bleh.
-  Object.const_set :Mocha, Module.new
-  Mocha.const_set :ExpectationError, Class.new(StandardError)
-end
-
-# Added by Turn to support natural case names in the output formatting
-if defined?(MiniTest)
-  require 'turn'
-  
-  if MiniTest::Unit.respond_to?(:use_natural_language_case_names=)
-    MiniTest::Unit.use_natural_language_case_names = true 
-  end
-end
-
 module ActiveSupport
   class TestCase < ::Test::Unit::TestCase
     if defined? MiniTest

activesupport/lib/active_support/testing/mochaing.rb

@@ -0,0 +1,7 @@
+begin
+  silence_warnings { require 'mocha' }
+rescue LoadError
+  # Fake Mocha::ExpectationError so we can rescue it in #run. Bleh.
+  Object.const_set :Mocha, Module.new
+  Mocha.const_set :ExpectationError, Class.new(StandardError)
+end

activesupport/lib/active_support/testing/turn_formatting.rb

@@ -0,0 +1,33 @@
+# Turn gives you prettier formatting for MiniTest and inline failure reporting.
+# It also allows us to report test cases in natural language rather than with underscores. Example:
+#
+# CommentsControllerTest:
+#      PASS the truth (0.03s) 
+# 
+# APITest
+#      test_api_without_subdomain                                            PASS
+#      test_create_milestone_using_typed_xml                                 FAIL
+#  	/test/integration/api_test.rb:50:in `test_create_milestone_using_typed_xml'
+#  	<2006-05-01> expected but was
+#  	<Mon May 01 07:00:00 UTC 2006>.
+#      test_create_milestone_using_untyped_xml                               FAIL
+#  	/test/integration/api_test.rb:38:in `test_create_milestone_using_untyped_xml'
+#  	<2006-05-01> expected but was
+#  	<Mon May 01 07:00:00 UTC 2006>.
+
+#
+# vs:
+#
+# .FF
+
+if defined?(MiniTest)
+  begin
+    silence_warnings { require 'turn' }
+  
+    if MiniTest::Unit.respond_to?(:use_natural_language_case_names=)
+      MiniTest::Unit.use_natural_language_case_names = true 
+    end
+  rescue LoadError
+    # If there's no turn, that's fine, it's just formatting
+  end
+end