added RSpec and RSpec on Rails

vendor/gems/rspec-1.1.2/examples/pure/io_processor.rb

@@ -0,0 +1,8 @@
+class DataTooShort < StandardError; end
+
+class IoProcessor
+  # Does some fancy stuff unless the length of +io+ is shorter than 32
+  def process(io)
+    raise DataTooShort if io.read.length < 32
+  end
+end