Only include MailerExampleGroup if defined.

- Closes #307.
rspec · Jan 16, 2011 · e01608a · e01608a
1 parent 26bd612
commit e01608a
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diff --git a/History.md b/History.md
@@ -7,6 +7,7 @@
 * Bug fixes
   * fixed bug in which `render_views` in a nested group set the value in its
     parent group.
+  * only include MailerExampleGroup when it is defiend (Steve Sloan)
 
 ### 2.4.1 / 2011-01-03
 

diff --git a/lib/rspec/rails/example.rb b/lib/rspec/rails/example.rb
@@ -18,9 +18,11 @@ def c.escaped_path(*parts)
   c.include RSpec::Rails::HelperExampleGroup, :type => :helper, :example_group => {
     :file_path => c.escaped_path(%w[spec helpers])
   }
-  c.include RSpec::Rails::MailerExampleGroup, :type => :mailer, :example_group => {
-    :file_path => c.escaped_path(%w[spec mailers])
-  }
+  if defined?(RSpec::Rails::MailerExampleGroup)
+    c.include RSpec::Rails::MailerExampleGroup, :type => :mailer, :example_group => {
+      :file_path => c.escaped_path(%w[spec mailers])
+    }
+  end
   c.include RSpec::Rails::ModelExampleGroup, :type => :model, :example_group => {
     :file_path => c.escaped_path(%w[spec models])
   }