set_encoding_spec.rb in rubysl-stringio-2.1

- old
+ new

@@ -1,7 +1,6 @@
 require 'stringio'
-require File.expand_path('../../../spec_helper', __FILE__)
 
 ruby_version_is "1.9.2" do
   describe "StringIO#set_encoding" do
     before :each do
       @default_external = Encoding.default_external
@@ -27,8 +26,13 @@
     it "sets the encoding of the underlying String to the default external encoding when passed nil" do
       Encoding.default_external = Encoding::UTF_8
       io = StringIO.new
       io.set_encoding nil
       io.string.encoding.should == Encoding::UTF_8
+    end
+
+    it "returns self" do
+      io = StringIO.new
+      io.set_encoding(Encoding::UTF_8).should equal(io)
     end
   end
 end