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/library/rexml/attributes/element_set_spec.rb

@@ -0,0 +1,26 @@
+require File.expand_path('../../../../spec_helper', __FILE__)
+require 'rexml/document'
+
+describe "REXML::Attributes#[]=" do
+  before :each do
+    @e = REXML::Element.new("song")
+    @name = REXML::Attribute.new("name", "Holy Smoke!")
+    @e.attributes << @name
+  end
+
+  it "sets an attribute" do
+    @e.attributes["author"] = "_why's foxes"
+    @e.attributes["author"].should == "_why's foxes"
+  end
+
+  it "overwrites an existing attribute" do
+    @e.attributes["name"] = "Chunky Bacon"
+    @e.attributes["name"].should == "Chunky Bacon"
+  end
+
+  it "deletes an attribute is value is nil" do
+    @e.attributes["name"] = nil
+    @e.attributes.length.should == 0
+  end
+end
+