@Override
    public Quota getQuota(QuotaResource quotaResource, QuotaName quotaName) throws QuotaException {
      throwExceptionIfNeeded();
      return super.getQuota(quotaResource, quotaName);
    }
Run with both request throttling enabled, as well as disabled.
@return an array with both {@code false} and {@code true}.
ambry-quota/src/test/java/com/github/ambry/quota/capacityunit/AmbryCUQuotaEnforcerTest.java