# File test/xpath_test.rb, line 159
 def test_functions
		# trivial text() test
		# confuse-a-function
		source = "<a>more <b id='1'/><b id='2'>dumb</b><b id='3'/><c/> text</a>"
		doc = Document.new source
		res = ""
		XPath::each(doc.root, "text()") {|val| res << val.to_s}
		assert_equal "more  text", res

		res = XPath::first(doc.root, "b[last()]")
		assert_equal '3', res.attributes['id']
		res = XPath::first(doc.root, "b[position()=2]")
		assert_equal '2', res.attributes['id']
		res = XPath::first(doc.root, "*[name()='c']")
		assert_equal "c", res.name
	end