@Test
public void testCustomQuorumFunctionIsPresent() throws Exception {
Config config = new Config();
QuorumConfig quorumConfig = new QuorumConfig();
String quorumName = randomString();
quorumConfig.setName(quorumName);
quorumConfig.setEnabled(true);
quorumConfig.setQuorumFunctionImplementation(
new QuorumFunction() {
@Override
public boolean apply(Collection<Member> members) {
return false;
}
});
config.addQuorumConfig(quorumConfig);
String mapName = randomMapName();
MapConfig mapConfig = new MapConfig(mapName);
mapConfig.setQuorumName(quorumName);
config.addMapConfig(mapConfig);
HazelcastInstance hazelcastInstance = createHazelcastInstance(config);
IMap<Object, Object> map = hazelcastInstance.getMap(mapName);
try {
map.put("1", "1");
fail();
} catch (Exception e) {
}
Quorum quorum = hazelcastInstance.getQuorumService().getQuorum(quorumName);
assertFalse(quorum.isPresent());
}
@Test(expected = QuorumException.class)
public void testCustomQuorumFunctionFailsForAllNodes() throws Exception {
Config config = new Config();
QuorumConfig quorumConfig = new QuorumConfig();
String quorumName = randomString();
quorumConfig.setName(quorumName);
quorumConfig.setEnabled(true);
quorumConfig.setQuorumFunctionImplementation(
new QuorumFunction() {
@Override
public boolean apply(Collection<Member> members) {
return false;
}
});
config.addQuorumConfig(quorumConfig);
String mapName = randomMapName();
MapConfig mapConfig = new MapConfig(mapName);
mapConfig.setQuorumName(quorumName);
config.addMapConfig(mapConfig);
TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
HazelcastInstance h1 = factory.newHazelcastInstance(config);
HazelcastInstance h2 = factory.newHazelcastInstance(config);
IMap<Object, Object> map2 = h2.getMap(mapName);
map2.put("1", "1");
}
@BeforeClass
public static void initialize() throws Exception {
QuorumConfig quorumConfig = new QuorumConfig();
quorumConfig.setName(QUORUM_ID);
quorumConfig.setType(QuorumType.READ);
quorumConfig.setEnabled(true);
quorumConfig.setSize(3);
CacheSimpleConfig cacheConfig = new CacheSimpleConfig();
cacheConfig.setName(CACHE_NAME_PREFIX + "*");
cacheConfig.setQuorumName(QUORUM_ID);
factory = new TestHazelcastFactory();
cluster = new PartitionedCluster(factory).createFiveMemberCluster(cacheConfig, quorumConfig);
initializeClients();
initializeCaches();
cluster.splitFiveMembersThreeAndTwo();
}
@BeforeClass
public static void initialize() throws InterruptedException {
CacheSimpleConfig cacheConfig = new CacheSimpleConfig();
cacheConfig.setName(CACHE_NAME_PREFIX + "*");
cacheConfig.setQuorumName(QUORUM_ID);
QuorumConfig quorumConfig = new QuorumConfig();
quorumConfig.setName(QUORUM_ID);
quorumConfig.setType(QuorumType.READ_WRITE);
quorumConfig.setEnabled(true);
quorumConfig.setSize(3);
PartitionedCluster cluster =
new PartitionedCluster(new TestHazelcastInstanceFactory())
.partitionFiveMembersThreeAndTwo(cacheConfig, quorumConfig);
cachingProvider1 = HazelcastServerCachingProvider.createCachingProvider(cluster.h1);
cachingProvider2 = HazelcastServerCachingProvider.createCachingProvider(cluster.h2);
cachingProvider3 = HazelcastServerCachingProvider.createCachingProvider(cluster.h3);
cachingProvider4 = HazelcastServerCachingProvider.createCachingProvider(cluster.h4);
cachingProvider5 = HazelcastServerCachingProvider.createCachingProvider(cluster.h5);
}
@Test
public void testCustomQuorumFunctionFailsThenSuccess() throws Exception {
Config config = new Config();
QuorumConfig quorumConfig = new QuorumConfig();
String quorumName = randomString();
quorumConfig.setName(quorumName);
quorumConfig.setEnabled(true);
final AtomicInteger count = new AtomicInteger(1);
quorumConfig.setQuorumFunctionImplementation(
new QuorumFunction() {
@Override
public boolean apply(Collection<Member> members) {
if (count.get() == 1) {
count.incrementAndGet();
return false;
} else {
return true;
}
}
});
config.addQuorumConfig(quorumConfig);
String mapName = randomMapName();
MapConfig mapConfig = new MapConfig(mapName);
mapConfig.setQuorumName(quorumName);
config.addMapConfig(mapConfig);
TestHazelcastInstanceFactory f = new TestHazelcastInstanceFactory(2);
HazelcastInstance hazelcastInstance = f.newHazelcastInstance(config);
IMap<Object, Object> map = hazelcastInstance.getMap(mapName);
try {
map.put("1", "1");
fail();
} catch (Exception e) {
e.printStackTrace();
}
HazelcastInstance hazelcastInstance2 = f.newHazelcastInstance(config);
map.put("1", "1");
f.shutdownAll();
}
