1 files changed, 24 insertions, 0 deletions
diff --git a/spec/ruby/library/rexml/attribute/namespace_spec.rb b/spec/ruby/library/rexml/attribute/namespace_spec.rb
new file mode 100644
index 0000000000..5df9742cd3
--- /dev/null
+++ b/spec/ruby/library/rexml/attribute/namespace_spec.rb
@@ -0,0 +1,24 @@
+require File.expand_path('../../../../spec_helper', __FILE__)
+require 'rexml/document'
+
+describe "REXML::Attribute#namespace" do
+  it "returns the namespace url" do
+    e = REXML::Element.new("root")
+    e.add_attribute REXML::Attribute.new("xmlns:ns", "http://some_uri")
+    e.namespace("ns").should == "http://some_uri"
+  end
+
+  it "returns nil if namespace is not defined" do
+    e = REXML::Element.new("root")
+    e.add_attribute REXML::Attribute.new("test", "value")
+    e.namespace("test").should == nil
+    e.namespace("ns").should == nil
+  end
+
+  it "defaults arg to nil" do
+    e = REXML::Element.new("root")
+    e.add_attribute REXML::Attribute.new("xmlns:ns", "http://some_uri")
+    e.namespace.should == ""
+    e.namespace("ns").should == "http://some_uri"
+  end
+end