Method test_iter_list_same

Lib/test/test_statistics.py:1996–2006

(self)

        self.assertEqual(self.func(data), expected)

    def test_iter_list_same(self):
        # Test that iter data and list data give the same result.

        # This is an explicit test that iterators and lists are treated the
        # same; justification for this test over and above the similar test
        # in UnivariateCommonMixin is that an earlier design had variance and
        # friends swap between one- and two-pass algorithms, which would
        # sometimes give different results.
        data = [random.uniform(-3, 8) for _ in range(1000)]
        expected = self.func(data)
        self.assertEqual(self.func(iter(data)), expected)

class TestPVariance(VarianceStdevMixin, NumericTestCase, UnivariateTypeMixin):
    # Tests for population variance.