def test_timeValueGenerator(self):
'''
Check that we can produce timeseries with value only generator
'''
ts = SimulatedTimeSeries(((i, i**2) for i in range(100)))
self.assertEqual(ts.produce(10), [(0, 0), (1, 1), (2, 4), (3, 9),
(4, 16), (5, 25), (6, 36), (7, 49),
(8, 64), (9, 81)])
def test_onlineMeanNoTime(self):
'''
Verifies the online_mean function when no times are generated
'''
ts = SimulatedTimeSeries((i**2 for i in range(100)))
om = ts.online_mean()
self.assertEqual(om.produce(5), [(0, 0, 0.0), (1, 1, 0.5),
(2, 4, 1.6666666666666667),
(3, 9, 3.5), (4, 16, 6.0)])
def test_onlineDevNoTime(self):
'''
Verifies the online_mean function when no times are generated
'''
ts = SimulatedTimeSeries((i**2 for i in range(100)))
od = ts.online_dev()
self.assertEqual(od.produce(5),
[(0, 0, 0, 0), (1, 1, 0.5, 0.7071067811865476),
(2, 4, 1.6666666666666667, 2.0816659994661326),
(3, 9, 3.5, 4.041451884327381),
(4, 16, 6.0, 6.59545297913646)])
def test_valueOnlyGenerator(self):
'''
Check that we can produce timeseries with value only generator
'''
ts = SimulatedTimeSeries((i**2 for i in range(100)))
self.assertEqual(ts.produce(10), [0, 1, 4, 9, 16, 25, 36, 49, 64, 81])
def test_notGenerator(self):
'''
Verify that a TypeError is raised if an object other than a generator is parsed
'''
with self.assertRaises(TypeError):
SimulatedTimeSeries([i for i in range(10)])
def test_noArgument(self):
'''
Verify that a TypeError is raised if no generator is parsed
'''
with self.assertRaises(TypeError):
SimulatedTimeSeries()