def test_negative_slice_with_step(self):
s = slice(-7, -1, 2)
result = metadata_utils.positivify(s, 10)
expected = slice(3, 9, 2)
self.assertEqual(result, expected)
def test_out_of_bounds_slice(self):
s = slice(50, 90)
result = metadata_utils.positivify(s, 10)
self.assertEqual(result, s)
def test_no_slice_stop(self):
s = slice(5, None)
result = metadata_utils.positivify(s, 10)
expected = s
self.assertEqual(result, expected)
def test_positive_slice_with_step(self):
s = slice(5, 7, 2)
result = metadata_utils.positivify(s, 10)
expected = s
self.assertEqual(result, expected)
def test_negative_slice_stop(self):
s = slice(5, -2)
result = metadata_utils.positivify(s, 10)
expected = slice(5, 8)
self.assertEqual(result, expected)
def test_positive_slice(self):
s = slice(5, 7)
result = metadata_utils.positivify(s, 10)
self.assertEqual(result, s)
def test_out_of_bounds_negative(self):
with self.assertRaises(IndexError):
metadata_utils.positivify(-51, 10)
def test_negative_index(self):
result = metadata_utils.positivify(-2, 10)
self.assertEqual(result, 8)
def test_positive_index(self):
result = metadata_utils.positivify(5, 10)
self.assertEqual(result, 5)
