def test_wilson_valid(self):
error = 0.2
n_samples = 300
assert pytest.approx(wilson_score_interval(error, n_samples, 90),
1e-3) == 0.03787
assert pytest.approx(wilson_score_interval(error, n_samples, 95),
1e-3) == 0.04526
assert pytest.approx(wilson_score_interval(error, n_samples, 98),
1e-3) == 0.05381
assert pytest.approx(wilson_score_interval(error, n_samples, 99),
1e-3) == 0.05958
def test_wilson_invalid_samples(self):
with pytest.raises(InvalidArgumentError):
wilson_score_interval(0.2, -9, 90)
def test_wilson_invalid_confidence(self):
with pytest.raises(InvalidArgumentError):
wilson_score_interval(0.2, 100, 92)
def test_wilson_invalid_error(self):
with pytest.raises(InvalidArgumentError):
wilson_score_interval(-0.01, 300, 90)
with pytest.raises(InvalidArgumentError):
wilson_score_interval(1.01, 300, 90)