Required files
spec
spec/rails/extensions/spec/runner/configuration
spec/rails/extensions/spec/matchers/have
spec/rails/extensions/active_support/test_case
spec/rails/extensions/active_record/base
spec/rails/extensions/action_controller/rescue
spec/rails/extensions/action_controller/test_case
spec/rails/extensions/action_controller/test_response
spec/rails/extensions/action_view/base