def test_ending_resolver_tree(self): self.assertEqual(ending_resolver(3), 'дня')
def test_ending_resolver_zero(self): self.assertEqual(ending_resolver(0), 'дней')
def test_ending_resolver_one(self): self.assertEqual(ending_resolver(1), 'день')
def test_ending_resolver_seven(self): self.assertEqual(ending_resolver(7), 'дней')