def test_takes_average_of_three_days_ago_to_compute_interval(self):
until = now()
values = [
burndown_entry(until - timedelta(days=9), 40), # five per day
burndown_entry(until - timedelta(days=5), 10),
burndown_entry(until - timedelta(days=4), 15),
]
generator = BurndownTrendLineGenerator(reference_interval=timedelta(
days=3))
extrapolation = generator.calculate(values, until)
self.assert_length(2, extrapolation)
self.assert_equals([
burndown_entry(values[-1].when, 15),
burndown_entry(until, 15 - 4 * 5)
], extrapolation)
def _trend_line(self, actual_data, end):
return BurndownTrendLineGenerator().calculate(actual_data, end)
def setUp(self):
self.super()
self.generator = BurndownTrendLineGenerator(
) #self.env), intervall=timedelta(days=3)
