def METHOD_NAME(mnist_visiondata_train):
    # Act
    result = ImagePropertyOutliers().run(mnist_visiondata_train)
    # Assert
    assert_that(result, is_correct_image_property_outliers_result())
    assert_that(result.value, has_entries({
        'Brightness': has_entries({
            'outliers_identifiers': has_length(5),
            'lower_limit': close_to(11.871, .01),
            'upper_limit': close_to(57.15, .01)
        }),
        'Mean Red Relative Intensity': instance_of(str),
        'Mean Green Relative Intensity': instance_of(str),
        'Mean Blue Relative Intensity': instance_of(str),
    }))