}
@Test
public void testDiffSuperColumn()
{
SuperColumn sc1 = new SuperColumn("one".getBytes(), new AsciiType());
sc1.addColumn(column("subcolumn", "A", 0));
SuperColumn sc2 = new SuperColumn("one".getBytes(), new AsciiType());
sc2.markForDeleteAt(0, 0);
SuperColumn scDiff = (SuperColumn)sc1.diff(sc2);
assertEquals(scDiff.getSubColumns().size(), 0);
assertEquals(scDiff.getMarkedForDeleteAt(), 0);