void assertAlignmentTypeNotApplied() {
			assertFalse(isValid);

			Address fillerAddress = getFillerStart();
			Listing listing = program.getListing();
			Data data = listing.getDataAt(fillerAddress);

			if (data != null) {
				DataType dt = data.getDataType();
				assertFalse(dt instanceof AlignmentDataType);
			}
		}
Asserts filler bytes are collapsed if the function represented by this class
had filler bytes to be collapsed.   Otherwise, assert that filler bytes were
not applied.
Ghidra/Features/Base/src/test/java/ghidra/app/analyzers/CondenseFillerBytesAnalyzerTest.java