@Test(dataProvider = "createTimer")
public void test9(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
win.add(1, new Message());
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
win.add(6, new Message());
System.out.println("win: " + win);
while ((win.remove()) != null) ;
win.stable(6); // 6 is ignore as it is >= highest delivered message
System.out.println("win: " + win);
assert win.get(2) != null;
check(win, 0, 6, 4);
win.add(5, new Message());
check(win, 0, 6, 4);
while ((win.remove()) != null) ;
check(win, 0, 6, 6);
win.stable(6);
check(win, 6, 6, 6);
} finally {
timer.stop();
}
}
@Test(dataProvider = "createTimer")
public void testHighestDelivered(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
win.add(1, new Message());
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
check(win, 0, 4, 0);
win.add(10, new Message());
check(win, 0, 10, 0);
System.out.println("win: " + win);
win.add(9, new Message());
win.add(7, new Message());
win.add(8, new Message());
win.add(6, new Message());
win.add(5, new Message());
System.out.println("win: " + win);
check(win, 0, 10, 0);
while ((win.remove()) != null) ;
check(win, 0, 10, 10);
win.stable(5);
System.out.println("win: " + win);
check(win, 5, 10, 10);
win.stable(10);
System.out.println("win: " + win);
check(win, 10, 10, 10);
} finally {
timer.stop();
}
}
@Test(dataProvider = "createTimer")
public void testAdd(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
check(win, 0, 0, 0);
win.add(0, new Message()); // discarded, next expected is 1
check(win, 0, 0, 0);
win.add(1, new Message());
check(win, 0, 1, 0);
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
check(win, 0, 4, 0);
win.add(6, new Message());
check(win, 0, 6, 0);
win.add(5, new Message());
check(win, 0, 6, 0);
while (win.remove() != null) ;
check(win, 0, 6, 6);
win.stable(4);
check(win, 4, 6, 6);
win.stable(6);
check(win, 6, 6, 6);
} finally {
timer.stop();
}
}
@Test(dataProvider = "createTimer")
public void test8(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
win.add(1, new Message());
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
win.add(6, new Message());
check(win, 0, 6, 0); // haven't delivered a message yet
while (win.remove() != null) ;
check(win, 0, 6, 4);
win.add(5, new Message());
check(win, 0, 6, 4);
win.remove();
check(win, 0, 6, 5);
win.remove();
check(win, 0, 6, 6);
win.stable(4);
check(win, 4, 6, 6);
win.stable(6);
check(win, 6, 6, 6);
} finally {
timer.stop();
}
}
protected void sendStableMessage(Address dest, short conn_id, long low, long high) {
Message stable_msg = new Message(dest, null, null);
Unicast2Header hdr = Unicast2Header.createStableHeader(conn_id, low, high);
stable_msg.putHeader(this.id, hdr);
stable_msg.setFlag(Message.OOB);
if (log.isTraceEnabled()) {
StringBuilder sb = new StringBuilder();
sb.append(local_addr)
.append(" --> STABLE(")
.append(dest)
.append(": ")
.append(low)
.append("-")
.append(high)
.append(", conn_id=")
.append(conn_id)
.append(")");
log.trace(sb.toString());
}
down_prot.down(new Event(Event.MSG, stable_msg));
ReceiverEntry entry = recv_table.get(dest);
NakReceiverWindow win = entry != null ? entry.received_msgs : null;
if (win != null) win.stable(win.getHighestDelivered());
}
@ManagedOperation(
description = "Purges highes delivered messages and compacts the retransmission tables")
public void purgeAndCompact() {
for (Map.Entry<Address, ReceiverEntry> entry : recv_table.entrySet()) {
NakReceiverWindow win = entry.getValue().received_msgs;
win.stable(win.getHighestDelivered());
win.compact();
}
}
@Test(dataProvider = "createTimer")
public void test7(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
win.add(1, new Message());
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
check(win, 0, 4, 0);
System.out.println("Note that the subsequent warning is expected:");
win.stable(4); // no-op because we haven't even removed 4 messages
check(win, 0, 4, 0);
while (win.remove() != null) ;
check(win, 0, 4, 4);
win.stable(4);
check(win, 4, 4, 4);
} finally {
timer.stop();
}
}
@Test(dataProvider = "createTimer")
public void test10a(TimeScheduler timer) throws Exception {
try {
NakReceiverWindow win = new NakReceiverWindow(sender, cmd, 0, timer);
win.add(1, new Message());
win.add(2, new Message());
win.add(3, new Message());
win.add(4, new Message());
while ((win.remove()) != null) ;
win.stable(4);
check(win, 4, 4, 4);
} finally {
timer.stop();
}
}