private void verifyRecordPresentInQuotaTable(ThrottleType type, long limit, TimeUnit tu,
    QuotaScope scope) throws Exception {
    // Verify the RPC Quotas in the table
    try (Table quotaTable = TEST_UTIL.getConnection().getTable(QuotaTableUtil.QUOTA_TABLE_NAME);
      ResultScanner scanner = quotaTable.getScanner(new Scan())) {
      Result r = Iterables.getOnlyElement(scanner);
      CellScanner cells = r.cellScanner();
      assertTrue("Expected to find a cell", cells.advance());
      assertRPCQuota(type, limit, tu, scope, cells.current());
    }
  }
minicluster tests that validate that quota entries are properly set in the quota table
hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/TestQuotaAdmin.java