supervision/test/classification/test_core.py

40 lines
1.1 KiB
Python

from typing import List, TypeVar, Optional, Tuple
from contextlib import ExitStack as DoesNotRaise
import pytest
import numpy as np
from supervision.classification.core import Classifications
T = TypeVar("T")
@pytest.mark.parametrize(
'class_id, confidence, expected_result, exception',
[
(
[0, 1, 2, 3, 4],
[0.1, 0.2, 0.9, 0.4, 0.5],
(np.array([2, 4, 3, 1, 0]), np.array([0.9, 0.5, 0.4, 0.2, 0.1])),
DoesNotRaise()
), # class_id with 5 numbers and 5 confidences
(
[0, 1, 2, 3, 4],
[0.1, 0.2, 0.3, 0.4],
None,
pytest.raises(ValueError)
), # class_id with 5 numbers and 4 confidences
]
)
def test_top_k(
class_id: List[T],
confidence: Optional[List[T]],
expected_result: Optional[Tuple[List[T], List[T]]],
exception: Exception
) -> None:
with exception:
result = Classifications(class_id=np.array(class_id), confidence=np.array(confidence)).get_top_k(len(class_id))
assert result[0].tolist() == expected_result[0].tolist()
assert result[1].tolist() == expected_result[1].tolist()