Ignore rexml examples on ruby/spec

Merged: https://github.com/ruby/ruby/pull/2832

spec/ruby/library/rexml/element/namespace_spec.rb

@@ -1,27 +1,30 @@
-require 'rexml/document'
 require_relative '../../../spec_helper'
 
-describe "REXML::Element#namespace" do
-  before :each do
-    @doc = REXML::Document.new("<a xmlns='1' xmlns:y='2'><b/><c xmlns:z='3'/></a>")
-    @elem = @doc.elements["//b"]
-  end
+ruby_version_is ''...'2.8' do
+  require 'rexml/document'
 
-  it "returns the default namespace" do
-    @elem.namespace.should == "1"
-  end
+  describe "REXML::Element#namespace" do
+    before :each do
+      @doc = REXML::Document.new("<a xmlns='1' xmlns:y='2'><b/><c xmlns:z='3'/></a>")
+      @elem = @doc.elements["//b"]
+    end
 
-  it "accepts a namespace prefix" do
-    @elem.namespace("y").should == "2"
-    @doc.elements["//c"].namespace("z").should == "3"
-  end
+    it "returns the default namespace" do
+      @elem.namespace.should == "1"
+    end
 
-  it "returns an empty String if default namespace is not defined" do
-    e = REXML::Document.new("<a/>")
-    e.root.namespace.should be_empty
-  end
+    it "accepts a namespace prefix" do
+      @elem.namespace("y").should == "2"
+      @doc.elements["//c"].namespace("z").should == "3"
+    end
 
-  it "returns nil if namespace is not defined" do
-    @elem.namespace("z").should be_nil
+    it "returns an empty String if default namespace is not defined" do
+      e = REXML::Document.new("<a/>")
+      e.root.namespace.should be_empty
+    end
+
+    it "returns nil if namespace is not defined" do
+      @elem.namespace("z").should be_nil
+    end
   end
 end