tests/org.eclipse.e4.ui.tests/data/ModelAssembler/fragment_initial.xml

<?xml version="1.0" encoding="UTF-8"?>
<plugin>
	<extension id="id1" point="org.eclipse.e4.workbench.model">
		<fragment apply="initial"
			uri="data/ModelAssembler/NotExistsInitalFragmet.e4xmi">
		</fragment>
	</extension>
</plugin>