spec/ruby/library/rexml/node/find_first_recursive_spec.rb


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require_relative '../../../spec_helper'

ruby_version_is ''...'3.0' do
  require 'rexml/document'

  describe "REXML::Node#find_first_recursive" do
    before :each do
      @e = REXML::Element.new("root")
      @node1 = REXML::Element.new("node")
      @node2 = REXML::Element.new("another node")
      @subnode = REXML::Element.new("another node")
      @node1 << @subnode
      @e << @node1
      @e << @node2
    end

    it "finds the first element that matches block" do
      found = @e.find_first_recursive { |n| n.to_s == "<node><another node/></node>"}
      found.should == @node1
    end

    it "visits the nodes in preorder" do
      found = @e.find_first_recursive { |n| n.to_s == "<another node/>"}
      found.should == @subnode
      found.should_not == @node2
    end
  end
end