@Test
	public void testOnlyInOne() throws Exception {

		programBuilder1.createMemory("d1", "0x100", 0x100, null, (byte) 0xAC);
		programBuilder1.createMemory("d2", "0x200", 0x100);

		programBuilder2.createMemory("d1", "0x100", 0x100, null, (byte) 0xAF);
		programBuilder2.createMemory("d4", "0x400", 0x100);

		programDiff = new ProgramDiff(p1, p2);
		AddressSetView as = programDiff.getAddressesOnlyInOne();
		AddressSet as1 = new AddressSet();
		as1.add(new AddressRangeImpl(addr(p1, 0x200), addr(p1, 0x2ff)));
		assertEquals(as, as1);
	}
Test that ProgramDiff determines addresses in Program1 that are not in
Program2.
Ghidra/Features/Base/src/test.slow/java/ghidra/program/util/ProgramDiff4Test.java