Dont run FCGIDispatcher tests if mocha is not available

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5118 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/test/abstract_unit.rb

@@ -5,8 +5,6 @@ $:.unshift File.dirname(__FILE__) + "/../builtin/rails_info"
 
 require 'test/unit'
 require 'rubygems'
-require 'mocha'
-require 'stubba'
 
 # Needed for the class mock delegation
 #require File.dirname(__FILE__) + "/../../activesupport/lib/active_support/core_ext/class/attribute_accessors"

railties/test/dispatcher_test.rb

@@ -138,4 +138,4 @@ class DispatcherTest < Test::Unit::TestCase
     def assert_subclasses(howmany, klass, message = klass.subclasses.inspect)
       assert_equal howmany, klass.subclasses.size, message
     end
-end
+end

railties/test/fcgi_dispatcher_test.rb

@@ -1,5 +1,10 @@
 require File.dirname(__FILE__) + "/abstract_unit"
 
+begin # rescue LoadError
+
+require 'mocha'
+require 'stubba'
+  
 $:.unshift File.dirname(__FILE__) + "/mocks"
 
 require 'stringio'
@@ -283,3 +288,7 @@ class RailsFCGIHandlerPeriodicGCTest < Test::Unit::TestCase
     assert_nil @handler.when_ready
   end
 end
+
+rescue LoadError
+  $stderr.puts "Skipping dispatcher tests. `gem install mocha` and try again."
+end