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GOSSIP-64 Implement Max-Change-Sets

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This commit is contained in:
Maxim Rusak
2017-06-26 03:34:23 +03:00
committed by edward
parent 49cdac62a2
commit 1769449515
12 changed files with 660 additions and 410 deletions
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49
gossip-protocol-jackson/src/test/java/org/apache/gossip/protocol/json/JacksonTest.java
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@ -22,7 +22,8 @@ import com.codahale.metrics.MetricRegistry;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.gossip.GossipSettings;
import org.apache.gossip.Member;
import org.apache.gossip.crdt.LWWSet;
import org.apache.gossip.crdt.LwwSet;
import org.apache.gossip.crdt.MaxChangeSet;
import org.apache.gossip.crdt.OrSet;
import org.apache.gossip.manager.GossipManager;
import org.apache.gossip.manager.GossipManagerBuilder;
@ -39,7 +40,7 @@ import java.util.List;
import java.util.UUID;
public class JacksonTest {
private static GossipSettings simpleSettings(GossipSettings settings) {
settings.setPersistRingState(false);
settings.setPersistDataState(false);
@ -47,12 +48,12 @@ public class JacksonTest {
settings.setProtocolManagerClass("org.apache.gossip.protocol.json.JacksonProtocolManager");
return settings;
}
private static GossipSettings withSigning(GossipSettings settings) {
settings.setSignMessages(true);
return settings;
}
// formerly of SignedMessageTest.
@Test(expected = IllegalArgumentException.class)
public void ifSignMustHaveKeys()
@ -70,11 +71,11 @@ public class JacksonTest {
.build();
gossipService.init();
}
@Test
public void jacksonSerialTest() throws InterruptedException, URISyntaxException, IOException {
ObjectMapper objectMapper = JacksonProtocolManager.buildObjectMapper(simpleSettings(new GossipSettings()));
OrSet<Integer> i = new OrSet<Integer>(new OrSet.Builder<Integer>().add(1).remove(1));
String s = objectMapper.writeValueAsString(i);
@SuppressWarnings("unchecked")
@ -82,38 +83,50 @@ public class JacksonTest {
Assert.assertEquals(back, i);
}
@Test
public void jacksonCrdtLWWSetTest() {
void jacksonCrdtSeDeTest(Object value, Class<?> cl){
ObjectMapper objectMapper = JacksonProtocolManager.buildObjectMapper(simpleSettings(new GossipSettings()));
LWWSet<String> lww = new LWWSet<>("a", "b", "c");
try {
String lwwS = objectMapper.writeValueAsString(lww);
String valueS = objectMapper.writeValueAsString(value);
@SuppressWarnings("unchecked")
LWWSet<String> parsedLww = objectMapper.readValue(lwwS, LWWSet.class);
Assert.assertEquals(lww, parsedLww);
Object parsedValue = objectMapper.readValue(valueS, cl);
Assert.assertEquals(value, parsedValue);
} catch (Exception e) {
Assert.fail("LWWSet se/de error");
Assert.fail("Jackson se/de error");
}
}
@Test
public void jacksonOrSetTest(){
jacksonCrdtSeDeTest(new OrSet<>("1", "2", "3"), OrSet.class);
}
@Test
public void jacksonLWWSetTest(){
jacksonCrdtSeDeTest(new LwwSet<>("1", "2", "3"), LwwSet.class);
}
@Test
public void jacksonMaxChangeSetTest(){
jacksonCrdtSeDeTest(new MaxChangeSet<>("1", "2", "3"), MaxChangeSet.class);
}
@Test
public void testMessageEqualityAssumptions() {
long timeA = System.nanoTime();
long timeB = System.nanoTime();
Assert.assertNotEquals(timeA, timeB);
TestMessage messageA0 = new TestMessage(Long.toHexString(timeA));
TestMessage messageA1 = new TestMessage(Long.toHexString(timeA));
TestMessage messageB = new TestMessage(Long.toHexString(timeB));
Assert.assertEquals(messageA0, messageA1);
Assert.assertFalse(messageA0 == messageA1);
Assert.assertNotEquals(messageA0, messageB);
Assert.assertNotEquals(messageA1, messageB);
}
// ideally, we would test the serializability of every message type, but we just want to make sure this works in
// basic cases.
@Test