def test_five_minute_ewma(self):
ewma = EWMA.m5()
ewma.update(3)
ewma.tick()
self.assertAlmostEqual(ewma.rate, 0.6, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.49123845, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.40219203, places=6)
def test_fifteen_minute_ewma(self):
ewma = EWMA.m15()
ewma.update(3)
ewma.tick()
self.assertAlmostEqual(ewma.rate, 0.6, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.56130419, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.52510399, places=6)
def test_one_minute_ewma(self):
ewma = EWMA.m1()
ewma.update(3)
ewma.tick()
self.assertAlmostEqual(ewma.rate, 0.6, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.22072766, places=6)
self._one_minute(ewma)
self.assertAlmostEqual(ewma.rate, 0.08120117, places=6)
def test_clear_ewma(self):
ewma = EWMA.m15()
ewma.update(3)
ewma.tick()
ewma.clear()
self.assertAlmostEqual(ewma.rate, 0)