Ignore rexml examples on ruby/spec

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

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

@@ -1,28 +1,31 @@
 require_relative '../../../spec_helper'
-require 'rexml/document'
 
-describe "REXML::Element#root" do
-  before :each do
-    @doc  = REXML::Document.new
-    @root = REXML::Element.new "root"
-    @node = REXML::Element.new "node"
-    @doc << @root << @node
-  end
+ruby_version_is ''...'2.8' do
+  require 'rexml/document'
 
-  it "returns first child on documents" do
-    @doc.root.should == @root
-  end
+  describe "REXML::Element#root" do
+    before :each do
+      @doc  = REXML::Document.new
+      @root = REXML::Element.new "root"
+      @node = REXML::Element.new "node"
+      @doc << @root << @node
+    end
 
-  it "returns self on root nodes" do
-    @root.root.should == @root
-  end
+    it "returns first child on documents" do
+      @doc.root.should == @root
+    end
 
-  it "returns parent's root on child nodes" do
-    @node.root.should == @root
-  end
+    it "returns self on root nodes" do
+      @root.root.should == @root
+    end
 
-  it "returns self on standalone nodes" do
-    e = REXML::Element.new "Elem"         # Note that it doesn't have a parent node
-    e.root.should == e
+    it "returns parent's root on child nodes" do
+      @node.root.should == @root
+    end
+
+    it "returns self on standalone nodes" do
+      e = REXML::Element.new "Elem"         # Note that it doesn't have a parent node
+      e.root.should == e
+    end
   end
 end