//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBeAbleToDownloadToNewInstanceAfterPruning() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldBeAbleToDownloadToNewInstanceAfterPruning()
{
// given
IDictionary <string, string> @params = stringMap(CausalClusteringSettings.state_machine_flush_window_size.name(), "1", CausalClusteringSettings.raft_log_pruning_strategy.name(), "3 entries", CausalClusteringSettings.raft_log_rotation_size.name(), "1K");
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.withSharedCoreParams(params).startCluster();
Cluster <object> cluster = ClusterRule.withSharedCoreParams(@params).startCluster();
CoreClusterMember leader = cluster.CoreTx((db, tx) =>
{
createData(db, 10000);
tx.success();
});
// when
foreach (CoreClusterMember coreDb in cluster.CoreMembers())
{
coreDb.RaftLogPruner().prune();
}
cluster.RemoveCoreMember(leader); // to force a change of leader
leader = cluster.AwaitLeader();
int newDbId = 3;
cluster.AddCoreMemberWithId(newDbId).start();
CoreGraphDatabase newDb = cluster.GetCoreMemberById(newDbId).database();
// then
assertEquals(DbRepresentation.of(leader.Database()), DbRepresentation.of(newDb));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void singleServerWithinClusterShouldBeConsistentAfterRestart() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void SingleServerWithinClusterShouldBeConsistentAfterRestart()
{
// given
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.startCluster();
Cluster <object> cluster = ClusterRule.startCluster();
int clusterSize = cluster.NumberOfCoreMembersReportedByTopology();
FireSomeLoadAtTheCluster(cluster);
//JAVA TO C# CONVERTER TODO TASK: Method reference arbitrary object instance method syntax is not converted by Java to C# Converter:
//JAVA TO C# CONVERTER TODO TASK: Most Java stream collectors are not converted by Java to C# Converter:
ISet <File> storeDirs = cluster.CoreMembers().Select(CoreClusterMember::databaseDirectory).collect(toSet());
// when
for (int i = 0; i < clusterSize; i++)
{
cluster.RemoveCoreMemberWithServerId(i);
FireSomeLoadAtTheCluster(cluster);
cluster.AddCoreMemberWithId(i).start();
}
// then
//JAVA TO C# CONVERTER TODO TASK: Most Java stream collectors are not converted by Java to C# Converter:
assertEventually("All cores have the same data", () => cluster.CoreMembers().Select(RecoveryIT.dbRepresentation).collect(toSet()).size(), equalTo(1), 10, TimeUnit.SECONDS);
cluster.Shutdown();
storeDirs.forEach(RecoveryIT.assertConsistent);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void restartSecondServer() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void RestartSecondServer()
{
// given
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.startCluster();
Cluster <object> cluster = ClusterRule.startCluster();
// when
cluster.RemoveCoreMemberWithServerId(1);
cluster.AddCoreMemberWithId(1).start();
// then
cluster.Shutdown();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void restartWhileDoingTransactions() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void RestartWhileDoingTransactions()
{
// given
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.startCluster();
Cluster <object> cluster = ClusterRule.startCluster();
// when
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.graphdb.GraphDatabaseService coreDB = cluster.getCoreMemberById(0).database();
GraphDatabaseService coreDB = cluster.GetCoreMemberById(0).database();
ExecutorService executor = Executors.newCachedThreadPool();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.concurrent.atomic.AtomicBoolean done = new java.util.concurrent.atomic.AtomicBoolean(false);
AtomicBoolean done = new AtomicBoolean(false);
executor.execute(() =>
{
while (!done.get())
{
try
{
using (Transaction tx = coreDB.BeginTx())
{
Node node = coreDB.CreateNode(label("boo"));
node.setProperty("foobar", "baz_bat");
tx.success();
}
}
catch (Exception e) when(e is AcquireLockTimeoutException || e is WriteOperationsNotAllowedException)
{
// expected sometimes
}
}
});
Thread.Sleep(500);
cluster.RemoveCoreMemberWithServerId(1);
cluster.AddCoreMemberWithId(1).start();
Thread.Sleep(500);
// then
done.set(true);
executor.shutdown();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldDiscoverNewCoreMembers() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldDiscoverNewCoreMembers()
{
// given
int initialCoreMembers = 3;
ClusterRule.withNumberOfCoreMembers(initialCoreMembers);
ClusterRule.withNumberOfReadReplicas(0);
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.startCluster();
Cluster <object> cluster = ClusterRule.startCluster();
// when
int extraCoreMembers = 2;
int finalCoreMembers = initialCoreMembers + extraCoreMembers;
IntStream.range(0, extraCoreMembers).forEach(idx => cluster.AddCoreMemberWithId(initialCoreMembers + idx).start());
Matcher <IList <MemberInfo> > expected = allOf(ContainsMemberAddresses(cluster.CoreMembers()), ContainsRole(LEADER, 1), ContainsRole(FOLLOWER, finalCoreMembers - 1));
// then
AssertAllEventualOverviews(cluster, expected);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void readReplicaTest() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ReadReplicaTest()
{
// given
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.causalclustering.discovery.Cluster<?> cluster = clusterRule.withNumberOfCoreMembers(2).withNumberOfReadReplicas(1).startCluster();
Cluster <object> cluster = ClusterRule.withNumberOfCoreMembers(2).withNumberOfReadReplicas(1).startCluster();
// when
CoreClusterMember last = cluster.CoreTx((db, tx) =>
{
Node node = Db.createNode(label("boo"));
node.setProperty("foobar", "baz_bat");
tx.success();
});
cluster.AddCoreMemberWithId(2).start();
dataMatchesEventually(last, cluster.CoreMembers());
dataMatchesEventually(last, cluster.ReadReplicas());
cluster.Shutdown();
using (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction())
{
foreach (CoreClusterMember core in cluster.CoreMembers())
{
ConsistencyCheckService.Result result = (new ConsistencyCheckService()).runFullConsistencyCheck(DatabaseLayout.of(core.DatabaseDirectory()), Config.defaults(), ProgressMonitorFactory.NONE, NullLogProvider.Instance, fileSystem, false, new ConsistencyFlags(true, true, true, true, false));
assertTrue("Inconsistent: " + core, result.Successful);
}
foreach (ReadReplica readReplica in cluster.ReadReplicas())
{
ConsistencyCheckService.Result result = (new ConsistencyCheckService()).runFullConsistencyCheck(DatabaseLayout.of(readReplica.DatabaseDirectory()), Config.defaults(), ProgressMonitorFactory.NONE, NullLogProvider.Instance, fileSystem, false, new ConsistencyFlags(true, true, true, true, false));
assertTrue("Inconsistent: " + readReplica, result.Successful);
}
}
}
