goal_test.py 文件源码

def check_image(name):
    expected_data = json.loads(open('./img/' + name + '.json').read())
    if not expected_data['enabled']:
        return

    expected_targets = expected_data['targets']

    img = cv2.imread('./img/' + name + '.jpg', cv2.IMREAD_COLOR)
    hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
    args = config.copy()
    args['img'] = hsv
    args['output_images'] = {}

    actual_targets = find(**args)

    # make sure same number of targets are detected
    assert len(expected_targets) == len(actual_targets)

    # targets is a list of 2-tuples with expected and actual results
    targets = zip(expected_targets, actual_targets)
    # compare all the different features of targets to make sure they match
    for pair in targets:
        expected, actual = pair
        # make sure that the targets are close to where they are supposed to be
        assert is_close(expected['pos']['x'], actual['pos']['x'], 0.02)
        assert is_close(expected['pos']['y'], actual['pos']['y'], 0.02)
        # make sure that the targets are close to the size they are supposed to be
        assert is_close(expected['size']['width'], actual['size']['width'], 0.02)
        assert is_close(expected['size']['height'], actual['size']['height'], 0.02)