@Test
	public void testAsEntrySetSubSize() {
		populateStore(-3, -1, 1, 3);
		assertEquals(0, entrySet.subSet(ent(-2), true, ent(-2), false).size());
		assertTrue(entrySet.subSet(ent(-2), true, ent(-2), false).isEmpty());
		assertEquals(2, entrySet.subSet(ent(-2), true, ent(2), true).size());
		assertFalse(entrySet.subSet(ent(-2), true, ent(2), true).isEmpty());
	}
This exists to verify behavior in {@link #testAsValuesSubIterator()}
Ghidra/Debug/ProposedUtils/src/test/java/ghidra/util/database/DBCachedObjectStoreTest.java