def test_percentile_empty(self):
"""percentile of an empty timeseries."""
series = TimeSeries(
dict(name="Sensor values",
columns=["time", "temperature"],
points=[]))
self.assertIsNone(series.percentile(0, 'temperature'))
self.assertIsNone(series.percentile(100, 'temperature'))
def test_percentile_single(self):
"""percentile of an timeseries with one point."""
series = TimeSeries(
dict(name="Sensor values",
columns=["time", "temperature"],
points=[[1400425951000, 22.3]]))
self.assertEqual(series.percentile(0, 'temperature'), 22.3)
self.assertEqual(series.percentile(50, 'temperature'), 22.3)
self.assertEqual(series.percentile(100, 'temperature'), 22.3)
def test_percentile_empty(self):
"""percentile of an empty timeseries."""
series = TimeSeries(dict(
name="Sensor values",
columns=["time", "temperature"],
points=[
]
))
self.assertIsNone(series.percentile(0, 'temperature'))
self.assertIsNone(series.percentile(100, 'temperature'))
def test_percentile_single(self):
"""percentile of an timeseries with one point."""
series = TimeSeries(dict(
name="Sensor values",
columns=["time", "temperature"],
points=[
[1400425951000, 22.3]
]
))
self.assertEqual(series.percentile(0, 'temperature'), 22.3)
self.assertEqual(series.percentile(50, 'temperature'), 22.3)
self.assertEqual(series.percentile(100, 'temperature'), 22.3)
def test_percentile(self):
"""Test percentile of a series."""
series = TimeSeries(dict(
name="Sensor values",
columns=["time", "temperature"],
points=[
[1400425951000, 22.3],
[1400425952000, 32.4],
[1400425953000, 12.1],
[1400425955000, 76.8],
[1400425956000, 87.3],
[1400425957000, 54.6],
[1400425958000, 45.5],
[1400425959000, 87.9]
]
))
self.assertEqual(series.percentile(50, 'temperature'), 50.05)
self.assertEqual(series.percentile(95, 'temperature'), 87.69)
self.assertEqual(series.percentile(99, 'temperature'), 87.858)
self.assertEqual(series.percentile(99, 'temperature', 'lower'), 87.3)
self.assertEqual(series.percentile(99, 'temperature', 'higher'), 87.9)
self.assertEqual(series.percentile(99, 'temperature', 'nearest'), 87.9)
self.assertEqual(series.percentile(99, 'temperature', 'midpoint'), 87.6)
self.assertEqual(series.percentile(0, 'temperature'), 12.1)
self.assertEqual(series.percentile(100, 'temperature'), 87.9)
def test_percentile(self):
"""Test percentile of a series."""
series = TimeSeries(
dict(name="Sensor values",
columns=["time", "temperature"],
points=[[1400425951000, 22.3], [1400425952000, 32.4],
[1400425953000, 12.1], [1400425955000, 76.8],
[1400425956000, 87.3], [1400425957000, 54.6],
[1400425958000, 45.5], [1400425959000, 87.9]]))
self.assertEqual(series.percentile(50, 'temperature'), 50.05)
self.assertEqual(series.percentile(95, 'temperature'), 87.69)
self.assertEqual(series.percentile(99, 'temperature'), 87.858)
self.assertEqual(series.percentile(99, 'temperature', 'lower'), 87.3)
self.assertEqual(series.percentile(99, 'temperature', 'higher'), 87.9)
self.assertEqual(series.percentile(99, 'temperature', 'nearest'), 87.9)
self.assertEqual(series.percentile(99, 'temperature', 'midpoint'),
87.6)
self.assertEqual(series.percentile(0, 'temperature'), 12.1)
self.assertEqual(series.percentile(100, 'temperature'), 87.9)
