TestCoprocessorForTags.checkTagPresence = true;
scanner = table.getScanner(s);
try {
Result next = null;
while ((next = scanner.next()) != null) {
CellScanner cellScanner = next.cellScanner();
cellScanner.advance();
KeyValue current = (KeyValue) cellScanner.current();
if (CellUtil.matchingRow(current, row)) {
assertEquals(1, TestCoprocessorForTags.tags.size());
Tag tag = TestCoprocessorForTags.tags.get(0);