def test_different_more_diagnostic_than_neutral(self):
"""Test that diagnosticity() is higher for hypothesis with different consensus."""
different = diagnosticity([[Eval.consistent], [Eval.inconsistent]])
same = diagnosticity([[Eval.neutral], [Eval.neutral]])
self.assertGreater(different, same)
def test_no_votes_has_zero_diagnosticity(self):
"""Test that diagnosticity() returns 0.0 when there are no votes."""
self.assertEqual(diagnosticity([[], []]), 0.0)