Examples with DbRepresentation org.neo4j.test.DbRepresentation used on opensource projects

Example 6 with DbRepresentation

use of org.neo4j.test.DbRepresentation in project neo4j by neo4j.

the class TestBackup method addMoreData.

private DbRepresentation addMoreData(File path) {
    GraphDatabaseService db = startGraphDatabase(path, false);
    DbRepresentation representation;
    try (Transaction tx = db.beginTx()) {
        Node node = db.createNode();
        node.setProperty("backup", "Is great");
        db.createNode().createRelationshipTo(node, RelationshipType.withName("LOVES"));
        tx.success();
    } finally {
        representation = DbRepresentation.of(db);
        db.shutdown();
    }
    return representation;
}

Example 7 with DbRepresentation

use of org.neo4j.test.DbRepresentation in project neo4j by neo4j.

the class IncrementalBackupTests method shouldDoIncrementalBackup.

@Test
public void shouldDoIncrementalBackup() throws Exception {
    DbRepresentation initialDataSetRepresentation = createInitialDataSet(serverPath);
    server = startServer(serverPath, "127.0.0.1:6362");
    OnlineBackup backup = OnlineBackup.from("127.0.0.1");
    backup.full(backupPath.getPath());
    assertEquals(initialDataSetRepresentation, getBackupDbRepresentation());
    shutdownServer(server);
    DbRepresentation furtherRepresentation = addMoreData2(serverPath);
    server = startServer(serverPath, null);
    backup.incremental(backupPath.getPath());
    assertEquals(furtherRepresentation, getBackupDbRepresentation());
    shutdownServer(server);
}

Example 8 with DbRepresentation

use of org.neo4j.test.DbRepresentation in project neo4j by neo4j.

the class IncrementalBackupTests method createInitialDataSet.

private DbRepresentation createInitialDataSet(File path) {
    db = startGraphDatabase(path);
    try (Transaction tx = db.beginTx()) {
        db.createNode().setProperty("name", "Goofy");
        Node donald = db.createNode();
        donald.setProperty("name", "Donald");
        Node daisy = db.createNode();
        daisy.setProperty("name", "Daisy");
        Relationship knows = donald.createRelationshipTo(daisy, RelationshipType.withName("LOVES"));
        knows.setProperty("since", 1940);
        tx.success();
    }
    DbRepresentation result = DbRepresentation.of(db);
    db.shutdown();
    return result;
}

Example 9 with DbRepresentation

use of org.neo4j.test.DbRepresentation in project neo4j by neo4j.

the class ReadReplicaReplicationIT method aReadReplicShouldBeAbleToRejoinTheCluster.

@Test
public void aReadReplicShouldBeAbleToRejoinTheCluster() throws Exception {
    int readReplicaId = 4;
    Cluster cluster = clusterRule.withNumberOfReadReplicas(0).startCluster();
    cluster.coreTx(createSomeData);
    cluster.addReadReplicaWithId(readReplicaId).start();
    // let's spend some time by adding more data
    cluster.coreTx(createSomeData);
    awaitEx(() -> readReplicasUpToDateAsTheLeader(cluster.awaitLeader(), cluster.readReplicas()), 1, TimeUnit.MINUTES);
    cluster.removeReadReplicaWithMemberId(readReplicaId);
    // let's spend some time by adding more data
    cluster.coreTx(createSomeData);
    cluster.addReadReplicaWithId(readReplicaId).start();
    awaitEx(() -> readReplicasUpToDateAsTheLeader(cluster.awaitLeader(), cluster.readReplicas()), 1, TimeUnit.MINUTES);
    Function<ClusterMember, DbRepresentation> toRep = db -> DbRepresentation.of(db.database());
    Set<DbRepresentation> dbs = cluster.coreMembers().stream().map(toRep).collect(toSet());
    dbs.addAll(cluster.readReplicas().stream().map(toRep).collect(toSet()));
    cluster.shutdown();
    assertEquals(1, dbs.size());
}

Example 10 with DbRepresentation

use of org.neo4j.test.DbRepresentation in project neo4j by neo4j.

the class BackupReadReplicaIT method makeSureBackupCanBePerformed.

@Test
public void makeSureBackupCanBePerformed() throws Throwable {
    // Run backup
    CoreGraphDatabase leader = createSomeData(cluster);
    ReadReplicaGraphDatabase readReplica = cluster.findAnyReadReplica().database();
    awaitEx(() -> readReplicasUpToDateAsTheLeader(leader, readReplica), 1, TimeUnit.MINUTES);
    DbRepresentation beforeChange = DbRepresentation.of(readReplica);
    String backupAddress = this.backupAddress(readReplica);
    String[] args = backupArguments(backupAddress, backupPath, "readreplica");
    assertEquals(0, runBackupToolFromOtherJvmToGetExitCode(clusterRule.clusterDirectory(), args));
    // Add some new data
    DbRepresentation afterChange = DbRepresentation.of(createSomeData(cluster));
    // Verify that backed up database can be started and compare representation
    DbRepresentation backupRepresentation = DbRepresentation.of(new File(backupPath, "readreplica"), getConfig());
    assertEquals(beforeChange, backupRepresentation);
    assertNotEquals(backupRepresentation, afterChange);
}