Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/core/encoding/shared/name.rb

@@ -0,0 +1,15 @@
+require File.expand_path('../../../../spec_helper', __FILE__)
+
+describe :encoding_name, shared: true do
+  it "returns a String" do
+    Encoding.list.each do |e|
+      e.send(@method).should be_an_instance_of(String)
+    end
+  end
+
+  it "uniquely identifies an encoding" do
+    Encoding.list.each do |e|
+      e.should == Encoding.find(e.send(@method))
+    end
+  end
+end