def test_sum(self):
s = series_factory()
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls = LimitedSeries(s, start=r1.timestamp, end=r2.timestamp,
max_points=3)
self.assertEqual(ls.sum(), 15.0)
def test_stddev(self):
s = series_factory()
Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls = LimitedSeries(s, start=r1.timestamp, end=r2.timestamp,
max_points=3)
self.assertTrue(0.81 < ls.stddev() < 0.82)
def test_range_data(self):
s = series_factory()
Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls = LimitedSeries(s, start=r1.timestamp, end=r2.timestamp,
max_points=3)
self.assertEqual(ls.range_data(), [2.0, 3.0, 4.0])
self.assertEqual(ls.range_data(max_points=1), [2.0])
def test_max(self):
s = series_factory()
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
r3 = Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
r4 = Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls1 = LimitedSeries(s, start=r1.timestamp, end=r3.timestamp,
max_points=3)
ls2 = LimitedSeries(s, start=r2.timestamp, end=r4.timestamp,
max_points=3)
lsg = LimitedSeriesGroup([ls1, ls2])
self.assertEqual(lsg.max(), 5.0)
def test_box_data(self):
s = series_factory()
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls = LimitedSeries(s, start=r1.timestamp, end=r2.timestamp,
max_points=3)
r = ls.box_data()
self.assertEqual(r['min'], 0.0)
self.assertEqual(r['max'], 100.0)
self.assertEqual(r['lq'], 25.0)
self.assertEqual(r['uq'], 75.0)
self.assertEqual(r['median'], 50.0)
def test_box_data(self):
s = series_factory()
r1 = Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
r2 = Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
r3 = Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
r4 = Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls1 = LimitedSeries(s, start=r1.timestamp, end=r3.timestamp,
max_points=3)
ls2 = LimitedSeries(s, start=r2.timestamp, end=r4.timestamp,
max_points=3)
lsg = LimitedSeriesGroup([ls1, ls2])
r = lsg.box_data()
self.assertEqual(r['max'], 5.0)
self.assertEqual(r['min'], 1.0)
self.assertEqual(r['count'], 2)
self.assertEqual(r['series'][0]['min'], 0.0)
def test_create(self):
s = series_factory()
Row.objects.create(series=s, timestamp=datetime.now(), value=1.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=2.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=4.0)
Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)
ls = LimitedSeries(s, start=1, end=2, max_points=3)
self.assertEqual(ls.max_points, 3)
self.assertEqual(ls.start, 1)
self.assertEqual(ls.end, 2)
def test_create_defaults(self):
s = series_factory()
rows = [
Row.objects.create(series=s, timestamp=datetime.now(), value=1.0),
Row.objects.create(series=s, timestamp=datetime.now(), value=2.0),
Row.objects.create(series=s, timestamp=datetime.now(), value=3.0),
Row.objects.create(series=s, timestamp=datetime.now(), value=4.0),
Row.objects.create(series=s, timestamp=datetime.now(), value=5.0)]
ls = LimitedSeries(s)
self.assertEqual(ls.max_points, 5)
self.assertEqual(ls.start, rows[0].timestamp)
self.assertEqual(ls.end, rows[-1].timestamp)