test_nst_image

Complexity

Total Complexity

6

Size/Duplication

Total Lines	35
Duplicated Lines	0 %

Importance

Changes

0

4 Functions

Rating	Name	Duplication	Size	Complexity
A	toy_image_manager()	0	3	2
A	incompatible_image()	0	3	1
A	test_image_manager()	0	14	2
A	compatible_images()	0	5	1

import pytest


@pytest.fixture
def toy_image_manager(image_manager_class):
    return image_manager_class([lambda array: array + 2])


@pytest.fixture
def compatible_images(test_image):
    return type('CompatibleImages', (), {
        'content': test_image('canoe_water.jpg'),
        'style': test_image('blue-red-w400-h300.jpg'),
    })()

@pytest.fixture
def incompatible_image(test_image):
    return test_image('wikipedia-logo.png')


def test_image_manager(toy_image_manager, compatible_images, incompatible_image):
    assert toy_image_manager.images_compatible == False

    toy_image_manager.load_from_disk(compatible_images.content, 'content')
    assert toy_image_manager.images_compatible == False

    toy_image_manager.load_from_disk(compatible_images.style, 'style')
    assert toy_image_manager.images_compatible == True

    toy_image_manager.load_from_disk(incompatible_image, 'content')
    assert toy_image_manager.images_compatible == False

    with pytest.raises(ValueError):
        toy_image_manager.load_from_disk(compatible_images.content, 'unknown-type')