Examples with TestWordCounter backtype.storm.testing.TestWordCounter used on opensource projects

Example 1 with TestWordCounter

use of backtype.storm.testing.TestWordCounter in project storm-lib by xumingming.

the class TestingApiDemo method testBasicTopology.

public void testBasicTopology() {
    MkClusterParam mkClusterParam = new MkClusterParam();
    mkClusterParam.setSupervisors(4);
    Config daemonConf = new Config();
    daemonConf.put(Config.STORM_LOCAL_MODE_ZMQ, false);
    mkClusterParam.setDaemonConf(daemonConf);
    /**
		 * This is a combination of <code>Testing.withLocalCluster</code> and <code>Testing.withSimulatedTime</code>.
		 */
    Testing.withSimulatedTimeLocalCluster(mkClusterParam, new TestJob() {

        @Override
        public void run(ILocalCluster cluster) {
            // build the test topology
            TopologyBuilder builder = new TopologyBuilder();
            builder.setSpout("1", new TestWordSpout(true), 3);
            builder.setBolt("2", new TestWordCounter(), 4).fieldsGrouping("1", new Fields("word"));
            builder.setBolt("3", new TestGlobalCount()).globalGrouping("1");
            builder.setBolt("4", new TestAggregatesCounter()).globalGrouping("2");
            StormTopology topology = builder.createTopology();
            // complete the topology
            // prepare the mock data
            MockedSources mockedSources = new MockedSources();
            mockedSources.addMockData("1", new Values("nathan"), new Values("bob"), new Values("joey"), new Values("nathan"));
            // prepare the config
            Config conf = new Config();
            conf.setNumWorkers(2);
            CompleteTopologyParam completeTopologyParam = new CompleteTopologyParam();
            completeTopologyParam.setMockedSources(mockedSources);
            completeTopologyParam.setStormConf(conf);
            /**
				 * TODO
				 */
            Map result = Testing.completeTopology(cluster, topology, completeTopologyParam);
            // check whether the result is right
            assertTrue(Testing.multiseteq(new Values(new Values("nathan"), new Values("bob"), new Values("joey"), new Values("nathan")), Testing.readTuples(result, "1")));
            assertTrue(Testing.multiseteq(new Values(new Values("nathan", 1), new Values("nathan", 2), new Values("bob", 1), new Values("joey", 1)), Testing.readTuples(result, "2")));
            assertTrue(Testing.multiseteq(new Values(new Values(1), new Values(2), new Values(3), new Values(4)), Testing.readTuples(result, "3")));
            assertTrue(Testing.multiseteq(new Values(new Values(1), new Values(2), new Values(3), new Values(4)), Testing.readTuples(result, "4")));
        }
    });
}