ExampleGroup helpers to create a dummy class.

spec/spec_helper.rb

@@ -1,17 +1,17 @@
 require 'mutant'
 require 'aruba/api'
 
+Dir['./spec/support/*.rb'].map {|f| require f }
+
 RSpec.configure do |config|
   config.treat_symbols_as_metadata_keys_with_true_values = true
   config.filter_run :focus
   config.run_all_when_everything_filtered = true
-  config.include Aruba::Api, :example_group => {
-    :file_path => /spec\/functional/
-  }
-  config.before(:each, :example_group => {:file_path => /spec\/functional/}) do
-    @aruba_timeout_seconds = 5
-  end
-  config.after(:each, :example_group => {:file_path => /spec\/functional/}) do
-    FileUtils.remove_dir('tmp/aruba')
+  config.extend ExampleGroupHelpers
+
+  {:example_group => {:file_path => /spec\/functional/}}.tap do |options|
+    config.include Aruba::Api, options
+    config.before(:suite, options) { @aruba_timeout_seconds = 5 }
+    config.after(:each, options) { FileUtils.remove_dir('tmp/aruba') }
   end
 end

spec/support/example_group_helpers.rb

@@ -0,0 +1,11 @@
+module ExampleGroupHelpers
+  def setup_thing(&block)
+    before do
+      Object.const_set(:Thing, Class.new(&block))
+    end
+
+    after do
+      Object.send(:remove_const, :Thing) if Object.const_defined?(:Thing)
+    end
+  end
+end