| from textual._partition import partition | |
| def test_partition(): | |
| def is_odd(value: int) -> bool: | |
| return bool(value % 2) | |
| def is_greater_than_five(value: int) -> bool: | |
| return value > 5 | |
| assert partition(is_odd, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) == ( | |
| [2, 4, 6, 8, 10], | |
| [1, 3, 5, 7, 9], | |
| ) | |
| assert partition(is_odd, [1, 2]) == ([2], [1]) | |
| assert partition(is_odd, [1]) == ([], [1]) | |
| assert partition(is_odd, []) == ([], []) | |
| assert partition(is_greater_than_five, [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) == ( | |
| [1, 2, 3, 4, 5], | |
| [6, 7, 8, 9, 10], | |
| ) | |
| assert partition(is_greater_than_five, [6, 7, 8, 9, 10]) == ([], [6, 7, 8, 9, 10]) | |
| assert partition(is_greater_than_five, [1, 2, 3]) == ([1, 2, 3], []) | |