Examples with Topology com.ibm.streamsx.topology.Topology used on opensource projects

Example 11 with Topology

use of com.ibm.streamsx.topology.Topology in project streamsx.topology by IBMStreams.

the class AutoTypeTest method _testAutoMultiTransform.

private static void _testAutoMultiTransform() {
    Topology t = newTopology();
    TStream<Integer> ints = t.strings("3").multiTransform(new Function<String, Iterable<Integer>>() {

        @Override
        public Iterable<Integer> apply(String v) {
            return null;
        }
    });
    assertEquals(Integer.class, ints.getTupleClass());
}

Example 12 with Topology

use of com.ibm.streamsx.topology.Topology in project streamsx.topology by IBMStreams.

the class AutoTypeTest method _testAutoLimitedSourceClass.

private static void _testAutoLimitedSourceClass() {
    Topology t = newTopology();
    TStream<BeaconTuple> stream = t.limitedSource(new Supplier<BeaconTuple>() {

        @Override
        public BeaconTuple get() {
            return new BeaconTuple(0);
        }
    }, 8);
    assertEquals(BeaconTuple.class, stream.getTupleClass());
}

Example 13 with Topology

use of com.ibm.streamsx.topology.Topology in project streamsx.topology by IBMStreams.

the class AutoTypeTest method testStringListUnTyped.

@Test
public void testStringListUnTyped() throws Exception {
    Topology t = newTopology();
    TStream<String> strings = t.constants(Collections.nCopies(10, "hello"));
    assertNull(strings.getTupleClass());
    assertNotNull(strings.getTupleType());
}

Example 14 with Topology

use of com.ibm.streamsx.topology.Topology in project streamsx.topology by IBMStreams.

the class LowLatencyTest method testSameThread.

/**
     * Test the same thread executes the low latency section.
     */
@Test
public void testSameThread() throws Exception {
    final int tc = 2000;
    final Topology topology = newTopology("testSameThread");
    final Tester tester = topology.getTester();
    TStream<Long> s1 = topology.limitedSource(new Rnd(), tc);
    TStream<Long> s2 = topology.limitedSource(new Rnd(), tc);
    TStream<Long> s3 = topology.limitedSource(new Rnd(), tc);
    TStream<Long> s4 = topology.limitedSource(new Rnd(), tc);
    TStream<Long> s = s1.union(new HashSet<>(Arrays.asList(s2, s3, s4)));
    s = s.lowLatency();
    s = s.transform(new SetThread());
    for (int i = 0; i < 20; i++) s = s.transform(new CheckThread());
    s = s.transform(new ClearThread());
    s = s.endLowLatency();
    s = s.filter(t -> true);
    this.getConfig().put(com.ibm.streamsx.topology.context.ContextProperties.KEEP_ARTIFACTS, Boolean.TRUE);
    Condition<Long> endCondition = tester.tupleCount(s, 4 * tc);
    this.complete(tester, endCondition, 30, TimeUnit.SECONDS);
}

Example 15 with Topology

use of com.ibm.streamsx.topology.Topology in project streamsx.topology by IBMStreams.

the class ParallelTest method testParallelIsolate.

@Test
public void testParallelIsolate() throws Exception {
    assumeTrue(getTesterType() == StreamsContext.Type.DISTRIBUTED_TESTER);
    skipVersion("udp-fusing", 4, 2);
    Topology topology = newTopology();
    TStream<String> strings = topology.strings("A", "B", "C", "D", "E", "F", "G", "H", "I");
    TStream<String> stringsP = strings.parallel(3);
    TStream<Map<Integer, String>> channelPe = stringsP.transform(new ChannelAndPEid());
    channelPe = channelPe.endParallel();
    TStream<String> result = channelPe.transform(new CheckSeparatePE());
    Tester tester = topology.getTester();
    Condition<Long> singleResult = tester.tupleCount(result, 1);
    Condition<List<String>> contents = tester.stringContents(result, "true");
    complete(tester, allConditions(singleResult, contents), 10, TimeUnit.SECONDS);
    assertTrue("contents: " + contents, contents.valid());
}