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test_nst_image.test_image_manager()   A

↳ Parent: test_nst_image

Complexity

Conditions 2

Size

Total Lines 14
Code Lines 10

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 10
dl 0
loc 14
rs 9.9
c 0
b 0
f 0
cc 2
nop 3
1 
import pytest
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@pytest.fixture

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def image_manager():

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from artificial_artwork.nst_image import ImageManager

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return ImageManager([lambda array: array + 2])

            


            
                                                                                                            
                            
            
                                    
            
            

                
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@pytest.fixture

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def compatible_images(test_image):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return type('CompatibleImages', (), {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        'content': test_image('canoe_water.jpg'),

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        'style': test_image('blue-red-w400-h300.jpg'),

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    })()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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@pytest.fixture

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def incompatible_image(test_image):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return test_image('wikipedia-logo.png')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def test_image_manager(image_manager, compatible_images, incompatible_image):

            


            
                                                        
            
                                    
            
            

                
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    assert image_manager.images_compatible == False

            


            
                                                        
            
                                    
            
            

                
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    image_manager.load_from_disk(compatible_images.content, 'content')

            


            
                                                        
            
                                    
            
            

                
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    assert image_manager.images_compatible == False

            


            
                                                        
            
                                    
            
            

                
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    image_manager.load_from_disk(compatible_images.style, 'style')

            


            
                                                        
            
                                    
            
            

                
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    assert image_manager.images_compatible == True

            


            
                                                        
            
                                    
            
            

                
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    image_manager.load_from_disk(incompatible_image, 'content')

            


            
                                                        
            
                                    
            
            

                
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    assert image_manager.images_compatible == False

            


            
                                                        
            
                                    
            
            

                
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    with pytest.raises(ValueError):

            


            
                                                        
            
                                    
            
            

                
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        image_manager.load_from_disk(compatible_images.content, 'unknown-type')

            


            
                                                        
            
                                    
            
            

                
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