Description:
Stubs out a new performance test. Pass the name of the test, either CamelCased or under_scored, as an argument. The new test class is generated in test/performance/testname_test.rb
Example:
`./script/generate performance_test GeneralStories` creates a GeneralStories performance test in test/performance/general_stories_test.rb
Generated with the Darkfish Rdoc Generator 2.