Generated mock_[model] method adds (optional) stubs on each reference.

- This fixes an edge case bug that appears when defining stubs using the
  lazy-eval'd block form (obj.stub(:m) {v}).
- Closes #218.

Author: dchelimsky

lib/generators/rspec/scaffold/templates/controller_spec.rb

@@ -3,7 +3,9 @@
 describe <%= controller_class_name %>Controller do
 
   def <%= mock_file_name %>(stubs={})
-    @<%= mock_file_name %> ||= mock_model(<%= class_name %>, stubs).as_null_object
+    (@<%= mock_file_name %> ||= mock_model(<%= class_name %>).as_null_object).tap do |<%= file_name %>|
+      <%= file_name %>.stub(stubs) unless stubs.empty?
+    end
   end
 
 <% unless options[:singleton] -%>