@Test
	public void testGetCanonicalSuccessors() {
		populateModel(3);
		assertEquals(3, root.getCanonicalSuccessors(PathFilter.parse("Targets[]")).count());
		assertEquals(0, root.getCanonicalSuccessors(PathFilter.parse("anAttribute")).count());
	}
Fails because you cannot create a second root object.
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/trace/database/target/DBTraceObjectManagerTest.java