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- STABLE.down(): send STABILITY message when flag DONT_LOOPBACK is se…
…t and max_bytes is exceeded - Added STABLE_Test to test https://issues.redhat.com/browse/JGRP-2605
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tests/junit-functional/org/jgroups/protocols/STABLE_Test.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,73 @@ | ||
| package org.jgroups.protocols; | ||
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| import org.jgroups.Global; | ||
| import org.jgroups.JChannel; | ||
| import org.jgroups.Message; | ||
| import org.jgroups.protocols.pbcast.NAKACK2; | ||
| import org.jgroups.protocols.pbcast.STABLE; | ||
| import org.jgroups.util.MyReceiver; | ||
| import org.jgroups.util.Table; | ||
| import org.jgroups.util.Util; | ||
| import org.testng.annotations.AfterMethod; | ||
| import org.testng.annotations.BeforeMethod; | ||
| import org.testng.annotations.Test; | ||
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| import java.util.Arrays; | ||
| import java.util.stream.Stream; | ||
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| /** | ||
| * Tests sending of STABLE messages when DONT_LOOPBACK is set (https://issues.redhat.com/browse/JGRP-2605) | ||
| * @author Bela Ban | ||
| * @since 5.2.1, 4.2.20 | ||
| */ | ||
| @Test(groups=Global.FUNCTIONAL) | ||
| public class STABLE_Test { | ||
| protected JChannel a,b,c; | ||
| protected MyReceiver<byte[]> r1, r2, r3; | ||
| protected final String GRP=STABLE_Test.class.getSimpleName(); | ||
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| @BeforeMethod protected void setup() throws Exception { | ||
| a=create("A").connect(GRP); | ||
| b=create("B").connect(GRP); | ||
| c=create("C").connect(GRP); | ||
| Util.waitUntilAllChannelsHaveSameView(10000, 500, a,b,c); | ||
| r1=new MyReceiver<byte[]>().rawMsgs(true); | ||
| r2=new MyReceiver<byte[]>().rawMsgs(true); | ||
| r3=new MyReceiver<byte[]>().rawMsgs(true); | ||
| a.setReceiver(r1); | ||
| b.setReceiver(r2); | ||
| c.setReceiver(r3); | ||
| } | ||
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| @AfterMethod protected void destroy() {Util.closeReverse(a,b,c);} | ||
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| public void testStableWithDontLoopback() throws Exception { | ||
| byte[] payload=new byte[5000]; | ||
| for(int i=0; i < 10; i++) { | ||
| Message msg=new Message(null, payload).setTransientFlag(Message.TransientFlag.DONT_LOOPBACK); | ||
| b.send(msg); | ||
| Util.sleep(200); // prevents batches, which trigger STABLE msgs in non-10000 increments | ||
| } | ||
| Util.waitUntil(5000, 500, () -> Stream.of(r1,r3).allMatch(r -> r.size() == 10)); | ||
| assert r2.size() == 0; | ||
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| Util.waitUntilTrue(5000, 500, () -> Stream.of(a, b, c) | ||
| .map(c -> ((NAKACK2)c.getProtocolStack().findProtocol(NAKACK2.class)).getWindow(b.getAddress())) | ||
| .allMatch(t -> t.getHighestReceived() == 10 && t.getHighestDelivered() == 10 && t.getLow() == 10)); | ||
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| for(JChannel ch: Arrays.asList(a, b, c)) { | ||
| NAKACK2 n=ch.getProtocolStack().findProtocol(NAKACK2.class); | ||
| Table<Message> t=n.getWindow(b.getAddress()); | ||
| assert t.getHighestReceived() == 10 && t.getHighestDelivered() == 10 && t.getLow() == 10 | ||
| : String.format("table for %s is %s (low is probably 0)", ch.getName(), t); | ||
| } | ||
| } | ||
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| protected static JChannel create(String name) throws Exception { | ||
| JChannel ch=new JChannel(Util.getTestStack()).name(name); | ||
| STABLE stable=ch.getProtocolStack().findProtocol(STABLE.class); | ||
| stable.setDesiredAverageGossip(0); // disabled periodical stable | ||
| stable.setMaxBytes(10000); | ||
| return ch; | ||
| } | ||
| } |