def test_ai_config_from_dict_defaults():
    # Arrange
    from inference import ai_config_from_dict

    # Act
    cfg = ai_config_from_dict({})
    # Assert
    assert cfg.model_batch_size == 8
    assert cfg.frame_period_recognition == 4
    assert cfg.frame_recognition_seconds == 2
    assert cfg.has_camera_config is False
    assert cfg.has_altitude is False


def test_ai_config_from_dict_altitude_override_sets_flag():
    # Arrange
    from inference import ai_config_from_dict

    # Act
    cfg = ai_config_from_dict({"altitude": 400})
    # Assert
    assert cfg.has_camera_config is True
    assert cfg.has_altitude is True
    assert cfg.altitude == 400
    assert cfg.current_height == 400


def test_ai_config_from_dict_overrides():
    # Arrange
    from inference import ai_config_from_dict

    # Act
    cfg = ai_config_from_dict({"model_batch_size": 4, "probability_threshold": 0.5})
    # Assert
    assert cfg.model_batch_size == 4
    assert cfg.probability_threshold == 0.5


def test_ai_config_from_dict_camera_config_sets_physical_filter_fields():
    # Arrange
    from inference import ai_config_from_dict

    # Act
    cfg = ai_config_from_dict(
        {
            "camera_config": {
                "focal_length": 35,
                "sensor_width": 36,
                "current_zoom": 2,
                "current_angle": 80,
                "current_height": 300,
            }
        }
    )
    # Assert
    assert cfg.has_camera_config is True
    assert cfg.current_height == 300
    assert cfg.focal_length == 35
    assert cfg.sensor_width == 36
    assert cfg.current_zoom == 2
    assert cfg.current_angle == 80