@Test
 public void quotesInParams() {
   StreamDefinition streamDefinition =
       new StreamDefinition("test", "foo --bar='payload.matches(''hello'')' | file");
   List<StreamAppDefinition> requests = streamDefinition.getAppDefinitions();
   assertEquals(2, requests.size());
   StreamAppDefinition source = requests.get(0);
   assertEquals("foo", source.getName());
   assertEquals("test", source.getStreamName());
   Map<String, String> sourceParameters = source.getProperties();
   assertEquals(3, sourceParameters.size());
   assertEquals("payload.matches('hello')", sourceParameters.get("bar"));
 }
 @Test
 public void quotesInParams2() {
   StreamDefinition streamDefinition =
       new StreamDefinition(
           "test", "http --port=9700 | filter --expression=payload.matches('hello world') | file");
   List<StreamAppDefinition> requests = streamDefinition.getAppDefinitions();
   assertEquals(3, requests.size());
   StreamAppDefinition filter = requests.get(1);
   assertEquals("filter", filter.getName());
   assertEquals("test", filter.getStreamName());
   Map<String, String> filterParameters = filter.getProperties();
   assertEquals(5, filterParameters.size());
   assertEquals("payload.matches('hello world')", filterParameters.get("expression"));
 }
 @Test
 public void testBindings2Apps() {
   StreamDefinition streamDefinition = new StreamDefinition("ticktock", "time | log");
   List<StreamAppDefinition> apps = streamDefinition.getAppDefinitions();
   StreamAppDefinition source = apps.get(0);
   StreamAppDefinition sink = apps.get(1);
   assertEquals("time", source.getRegisteredAppName());
   assertEquals(
       "ticktock.time", source.getProperties().get(BindingPropertyKeys.OUTPUT_DESTINATION));
   assertEquals(
       "ticktock", source.getProperties().get(BindingPropertyKeys.OUTPUT_REQUIRED_GROUPS));
   assertFalse(source.getProperties().containsKey(BindingPropertyKeys.INPUT_DESTINATION));
   assertEquals("log", sink.getRegisteredAppName());
   assertEquals("ticktock.time", sink.getProperties().get(BindingPropertyKeys.INPUT_DESTINATION));
   assertEquals("ticktock", sink.getProperties().get(BindingPropertyKeys.INPUT_GROUP));
   assertFalse(sink.getProperties().containsKey(BindingPropertyKeys.OUTPUT_DESTINATION));
 }
 @Test
 public void parameterizedApps() {
   StreamDefinition streamDefinition =
       new StreamDefinition("test", "foo --x=1 --y=two | bar --z=3");
   List<StreamAppDefinition> requests = streamDefinition.getAppDefinitions();
   assertEquals(2, requests.size());
   StreamAppDefinition source = requests.get(0);
   StreamAppDefinition sink = requests.get(1);
   assertEquals("foo", source.getName());
   assertEquals("test", source.getStreamName());
   Map<String, String> sourceParameters = source.getProperties();
   assertEquals(4, sourceParameters.size());
   assertEquals("1", sourceParameters.get("x"));
   assertEquals("two", sourceParameters.get("y"));
   assertEquals("bar", sink.getName());
   assertEquals("test", sink.getStreamName());
   Map<String, String> sinkParameters = sink.getProperties();
   assertEquals(3, sinkParameters.size());
   assertEquals("3", sinkParameters.get("z"));
 }
  @Test
  public void simpleStream() {
    StreamDefinition streamDefinition = new StreamDefinition("test", "foo | bar");
    List<StreamAppDefinition> requests = streamDefinition.getAppDefinitions();
    assertEquals(2, requests.size());
    StreamAppDefinition source = requests.get(0);
    StreamAppDefinition sink = requests.get(1);
    assertEquals("foo", source.getName());
    assertEquals("test", source.getStreamName());

    assertEquals(2, source.getProperties().size());
    assertEquals("test.foo", source.getProperties().get(BindingPropertyKeys.OUTPUT_DESTINATION));
    assertEquals("test", source.getProperties().get(BindingPropertyKeys.OUTPUT_REQUIRED_GROUPS));
    assertEquals("bar", sink.getName());
    assertEquals("test", sink.getStreamName());
    assertEquals(2, sink.getProperties().size());
    assertEquals("test.foo", sink.getProperties().get(BindingPropertyKeys.INPUT_DESTINATION));
    assertEquals("test", sink.getProperties().get(BindingPropertyKeys.INPUT_GROUP));
  }
  @Test
  public void testStreamCreation() {
    StreamDefinition stream = new StreamDefinition("ticktock", "time | log");
    assertEquals(2, stream.getAppDefinitions().size());
    StreamAppDefinition time = stream.getAppDefinitions().get(0);
    assertEquals("time", time.getName());
    assertEquals("time", time.getRegisteredAppName());
    assertEquals("ticktock.time", time.getProperties().get(BindingPropertyKeys.OUTPUT_DESTINATION));
    assertEquals("ticktock", time.getProperties().get(BindingPropertyKeys.OUTPUT_REQUIRED_GROUPS));
    assertFalse(time.getProperties().containsKey(BindingPropertyKeys.INPUT_DESTINATION));

    StreamAppDefinition log = stream.getAppDefinitions().get(1);
    assertEquals("log", log.getName());
    assertEquals("log", log.getRegisteredAppName());
    assertEquals("ticktock.time", log.getProperties().get(BindingPropertyKeys.INPUT_DESTINATION));
    assertEquals("ticktock", log.getProperties().get(BindingPropertyKeys.INPUT_GROUP));
    assertFalse(log.getProperties().containsKey(BindingPropertyKeys.OUTPUT_DESTINATION));
  }