Examples with TopicInfo io.confluent.ksql.test.driver.TestDriverPipeline.TopicInfo used on opensource projects

Example 1 with TopicInfo

use of io.confluent.ksql.test.driver.TestDriverPipeline.TopicInfo in project ksql by confluentinc.

the class KsqlTesterTest method execute.

@SuppressWarnings("unchecked")
private void execute(final ParsedStatement parsedStatement) {
    final PreparedStatement<?> engineStatement = engine.prepare(parsedStatement);
    final ConfiguredStatement<?> configured = ConfiguredStatement.of(engineStatement, SessionConfig.of(config, overrides));
    createTopics(engineStatement);
    if (engineStatement.getStatement() instanceof InsertValues) {
        pipeInput((ConfiguredStatement<InsertValues>) configured);
        return;
    } else if (engineStatement.getStatement() instanceof SetProperty) {
        PropertyOverrider.set((ConfiguredStatement<SetProperty>) configured, overrides);
        return;
    } else if (engineStatement.getStatement() instanceof UnsetProperty) {
        PropertyOverrider.unset((ConfiguredStatement<UnsetProperty>) configured, overrides);
        return;
    }
    final ConfiguredStatement<?> injected = formatInjector.inject(configured);
    final ExecuteResult result = engine.execute(serviceContext, injected);
    // is DDL statement
    if (!result.getQuery().isPresent()) {
        return;
    }
    final PersistentQueryMetadata query = (PersistentQueryMetadata) result.getQuery().get();
    final Topology topology = query.getTopology();
    final Properties properties = new Properties();
    properties.putAll(query.getStreamsProperties());
    properties.put(StreamsConfig.STATE_DIR_CONFIG, tmpFolder.getRoot().getAbsolutePath());
    final TopologyTestDriver driver = new TopologyTestDriver(topology, properties);
    final List<TopicInfo> inputTopics = query.getSourceNames().stream().map(sn -> engine.getMetaStore().getSource(sn)).map(ds -> new TopicInfo(ds.getKafkaTopicName(), keySerde(ds), valueSerde(ds))).collect(Collectors.toList());
    // Sink may be Optional for source tables. Once source table query execution is supported, then
    // we would need have a condition to not create an output topic info
    final DataSource output = engine.getMetaStore().getSource(query.getSinkName().get());
    final TopicInfo outputInfo = new TopicInfo(output.getKafkaTopicName(), keySerde(output), valueSerde(output));
    driverPipeline.addDriver(driver, inputTopics, outputInfo);
    drivers.put(query.getQueryId(), new DriverAndProperties(driver, properties));
}