protected static void assertUndefined(TraceCodeUnit cu) {
		assertTrue(cu instanceof TraceData);
		TraceData data = (TraceData) cu;
		assertEquals(DataType.DEFAULT, data.getDataType());
		assertTrue(cu instanceof UndefinedDBTraceData);
		assertFalse(data.isDefined());
	}
A dorked string type which ignores the maxLength parameter
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/trace/database/listing/DBTraceCodeManagerTest.java