protected void sendCount(final int count, final int code) {
        for (int i = 0; i < count; ++i) {
            send(code);
        }
    }
Create an APNS notification that creates specified "error" behaviour in the
{@link com.notnoop.apns.utils.Simulator.FailingApnsServerSimulator}

@param code A code specifying the FailingApnsServer's behaviour.
            <ul>
            <li>-100: Drop connection</li>
            <li>below zero: wait (-code) number times a tenth of a second</li>
            <li>above zero: send code as APNS error message then drop connection</li>
            </ul>
@return an APNS notification
src/test/java/com/notnoop/apns/integration/ApnsSimulatorTestBase.java