@Test
    public void testMoveCodeUnit() throws Exception {
		ProgramFragment frag = root.createFragment("testFrag");
		frag.move(addr("0d43:0000"), addr("0000:e517"));

		ProgramFragment sf = root.createFragment("SingleCU");
		sf.move(addr("0000:e517"), addr("0000:e517"));

		assertTrue(sf.contains(addr("0000:e517")));
	}
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Ghidra/Features/Base/src/test.slow/java/ghidra/program/database/module/Fragment20BitTest.java