Examples with ConnectorSplitSource com.facebook.presto.spi.ConnectorSplitSource used on opensource projects

Example 16 with ConnectorSplitSource

use of com.facebook.presto.spi.ConnectorSplitSource in project presto by prestodb.

the class TestRaptorSplitManager method testAssignRandomNodeWhenBackupAvailable.

@Test
public void testAssignRandomNodeWhenBackupAvailable() throws InterruptedException, URISyntaxException {
    TestingNodeManager nodeManager = new TestingNodeManager();
    RaptorConnectorId connectorId = new RaptorConnectorId("raptor");
    NodeSupplier nodeSupplier = nodeManager::getWorkerNodes;
    PrestoNode node = new PrestoNode(UUID.randomUUID().toString(), new URI("http://127.0.0.1/"), NodeVersion.UNKNOWN, false);
    nodeManager.addNode(node);
    RaptorSplitManager raptorSplitManagerWithBackup = new RaptorSplitManager(connectorId, nodeSupplier, shardManager, true);
    deleteShardNodes();
    ConnectorTableLayoutResult layout = getOnlyElement(metadata.getTableLayouts(SESSION, tableHandle, Constraint.alwaysTrue(), Optional.empty()));
    ConnectorSplitSource partitionSplit = getSplits(raptorSplitManagerWithBackup, layout);
    List<ConnectorSplit> batch = getFutureValue(partitionSplit.getNextBatch(1), PrestoException.class);
    assertEquals(getOnlyElement(getOnlyElement(batch).getAddresses()), node.getHostAndPort());
}

Example 17 with ConnectorSplitSource

use of com.facebook.presto.spi.ConnectorSplitSource in project presto by prestodb.

the class TestRaptorSplitManager method testNoNodes.

@Test(expectedExceptions = PrestoException.class, expectedExceptionsMessageRegExp = "No nodes available to run query")
public void testNoNodes() throws InterruptedException, URISyntaxException {
    deleteShardNodes();
    RaptorSplitManager raptorSplitManagerWithBackup = new RaptorSplitManager(new RaptorConnectorId("fbraptor"), ImmutableSet::of, shardManager, true);
    ConnectorTableLayoutResult layout = getOnlyElement(metadata.getTableLayouts(SESSION, tableHandle, Constraint.alwaysTrue(), Optional.empty()));
    ConnectorSplitSource splitSource = getSplits(raptorSplitManagerWithBackup, layout);
    getFutureValue(splitSource.getNextBatch(1000), PrestoException.class);
}

Example 18 with ConnectorSplitSource

use of com.facebook.presto.spi.ConnectorSplitSource in project presto by prestodb.

the class TestRaptorSplitManager method testNoHostForShard.

@Test(expectedExceptions = PrestoException.class, expectedExceptionsMessageRegExp = "No host for shard .* found: \\[\\]")
public void testNoHostForShard() throws InterruptedException {
    deleteShardNodes();
    ConnectorTableLayoutResult layout = getOnlyElement(metadata.getTableLayouts(SESSION, tableHandle, Constraint.alwaysTrue(), Optional.empty()));
    ConnectorSplitSource splitSource = getSplits(raptorSplitManager, layout);
    getFutureValue(splitSource.getNextBatch(1000));
}