keyboardDirector.ctrlCopy(tRow, lCol, bRow, rCol);
Assert.assertTrue(isVisible("div.zshighlight"));
Assert.assertTrue(spreadsheet.isHighlight(tRow, lCol, bRow, rCol));
CellCacheAggeration.Builder builder = getCellCacheAggerationBuilder(tRow, lCol, bRow, rCol);
CellCacheAggeration from = builder.build();
spreadsheet.focus(15, 8);
keyboardDirector.ctrlPaste(15, 8);
//TODO: shall not compare cell's right border, since right border may effect by other cell
verifyPasteAll(PasteSource.COPY, from, builder.offset(15, 8).build());