def __init__(self):
'''
''Initialize a new SiddhiManager
'''
SiddhiLoader.loadLibrary()
self._siddhi_manager_proxy = SiddhiLoader.siddhi_api_core_inst.initSiddhiManager(
)
def testTimeSeriesSimpleLinearRegression(self):
logging.info("Simple Regression TestCase")
SiddhiLoader.loadLibrary()
siddhiManager = SiddhiManager()
siddhiManager.setExtension(
"timeseries:regress",
"org.wso2.extension.siddhi.execution.timeseries.LinearRegressionStreamProcessor"
)
inputStream = "define stream InputStream (y int, x int);"
siddhiApp = "@info(name = 'query1') from InputStream#timeseries:regress(1, 100, 0.95, y, x) " + \
"select * " + \
"insert into OutputStream;"
siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(inputStream +
siddhiApp)
self.betaZero = 0
_self_shaddow = self
class QueryCallbackImpl(QueryCallback):
def receive(self, timestamp, inEvents, outEvents):
PrintEvent(timestamp, inEvents, outEvents)
_self_shaddow.count.addAndGet(len(inEvents))
_self_shaddow.betaZero = inEvents[len(inEvents) - 1].getData(3)
siddhiAppRuntime.addCallback("query1", QueryCallbackImpl())
inputHandler = siddhiAppRuntime.getInputHandler("InputStream")
siddhiAppRuntime.start()
inputHandler.send([2500.00, 17.00])
inputHandler.send([2600.00, 18.00])
inputHandler.send([3300.00, 31.00])
inputHandler.send([2475.00, 12.00])
inputHandler.send([2313.00, 8.00])
inputHandler.send([2175.00, 26.00])
inputHandler.send([600.00, 14.00])
inputHandler.send([460.00, 3.00])
inputHandler.send([240.00, 1.00])
inputHandler.send([200.00, 10.00])
inputHandler.send([177.00, 0.00])
inputHandler.send([140.00, 6.00])
inputHandler.send([117.00, 1.00])
inputHandler.send([115.00, 0.00])
inputHandler.send([2600.00, 19.00])
inputHandler.send([1907.00, 13.00])
inputHandler.send([1190.00, 3.00])
inputHandler.send([990.00, 16.00])
inputHandler.send([925.00, 6.00])
inputHandler.send([365.00, 0.00])
inputHandler.send([302.00, 10.00])
inputHandler.send([300.00, 6.00])
inputHandler.send([129.00, 2.00])
inputHandler.send([111.00, 1.00])
inputHandler.send([6100.00, 18.00])
inputHandler.send([4125.00, 19.00])
inputHandler.send([3213.00, 1.00])
inputHandler.send([2319.00, 38.00])
inputHandler.send([2000.00, 10.00])
inputHandler.send([1600.00, 0.00])
inputHandler.send([1394.00, 4.00])
inputHandler.send([935.00, 4.00])
inputHandler.send([850.00, 0.00])
inputHandler.send([775.00, 5.00])
inputHandler.send([760.00, 6.00])
inputHandler.send([629.00, 1.00])
inputHandler.send([275.00, 6.00])
inputHandler.send([120.00, 0.00])
inputHandler.send([2567.00, 12.00])
inputHandler.send([2500.00, 28.00])
inputHandler.send([2350.00, 21.00])
inputHandler.send([2317.00, 3.00])
inputHandler.send([2000.00, 12.00])
inputHandler.send([715.00, 1.00])
inputHandler.send([660.00, 9.00])
inputHandler.send([650.00, 0.00])
inputHandler.send([260.00, 0.00])
inputHandler.send([250.00, 1.00])
inputHandler.send([200.00, 13.00])
inputHandler.send([180.00, 6.00])
sleep(1)
self.assertEqual(50, self.count.get(), "No of events: ")
self.assertTrue(
573.1418421169493 - 0.001 < self.betaZero <
573.1418421169493 + 0.001,
"Beta0: " + str(573.1418421169493 - self.betaZero))
siddhiAppRuntime.shutdown()