Examples with Message com.ibm.streamsx.topology.tuple.Message used on opensource projects

Example 26 with Message

use of com.ibm.streamsx.topology.tuple.Message in project streamsx.topology by IBMStreams.

the class MqttStreamsTest method testImplicitTopicProducer.

@Test
public void testImplicitTopicProducer() throws Exception {
    checkAssumes();
    setupDebug();
    Topology top = new Topology("testImplicitTopicProducer");
    MsgGenerator mgen = new MsgGenerator(top.getName());
    String subClientId = newSubClientId(top.getName());
    String pubClientId = newPubClientId(top.getName());
    String topic = getMqttTopics()[0];
    List<Message> msgs = createMsgs(mgen, topic);
    List<String> expectedAsString = mapList(msgs, msgToJSONStringFunc());
    // Test producer that takes an arbitrary TStream<T> and implicit topic
    MqttStreams producer = new MqttStreams(top, createConfig(pubClientId));
    MqttStreams consumer = new MqttStreams(top, createConfig(subClientId));
    TStream<Message> msgsToPublish = top.constants(msgs).modify(new InitialDelay<Message>(PUB_DELAY_MSEC));
    TSink sink = producer.publish(msgsToPublish);
    TStream<Message> rcvdMsgs = consumer.subscribe(new Value<String>(topic));
    // for validation...
    rcvdMsgs.print();
    // just our msgs
    rcvdMsgs = selectMsgs(rcvdMsgs, mgen.pattern());
    TStream<String> rcvdAsString = rcvdMsgs.transform(msgToJSONStringFunc());
    if (testBuildOnly(top))
        return;
    completeAndValidate(subClientId, top, rcvdAsString, SEC_TIMEOUT, expectedAsString.toArray(new String[0]));
    assertTrue(sink != null);
}