_sheet.insertColumns(2, 2); //C:C
List evts = ssl.getList();
assertEquals(5, evts.size()); //range_insert, contents_change * 3, merge_change
SSDataEvent ev = (SSDataEvent) evts.get(4);
Range org = ev.getOriginalRange();
assertEquals(SSDataEvent.MERGE_CHANGE, ev.getType());
assertEquals(1, org.getLeft());
assertEquals(12, org.getTop());
assertEquals(3, org.getRight());
assertEquals(14, org.getBottom());
Range mod = ev.getRange();
assertEquals(1, mod.getLeft());
assertEquals(12, mod.getTop());
assertEquals(4, mod.getRight());
assertEquals(14, mod.getBottom());