<?xml version="1.0"?> <x xmlns="http://www.schemaTest.org/xinclude-test" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.schemaTest.org/xinclude-test tests.xsd"> <!-- test that including the same document fails --> <!-- EXPECT FAILURE --> <xi:include parse="xml" href="test24.xml"/> </x>