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test_som_factory.test_create_method()   A
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↳ Parent: test_som_factory

Complexity

Conditions 2

Size

Total Lines 4
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 2
eloc 4
nop 2
dl 0
loc 4
rs 10
c 0
b 0
f 0
1 
import pytest
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@pytest.fixture

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def dataset_without_feature_vectors(somagic, test_datapoints):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return somagic.dataset

            


            
                                                                                                            
                            
            
                                    
            
            

                
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@pytest.fixture

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def som_factory_infra():

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from so_magic.som.factory import SelfOrganizingMapFactory

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from so_magic.som.self_organising_map import NoFeatureVectorsError

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        'factory_method': SelfOrganizingMapFactory().create,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        'no_feature_vectors_error': NoFeatureVectorsError

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def test_create_method(dataset_without_feature_vectors, som_factory_infra):

            


            
                                                        
            
                                    
            
            

                
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    with pytest.raises(som_factory_infra['no_feature_vectors_error'],

            


            
                                                        
            
                                    
            
            

                
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                       match='Attempted to train a Som model, but did not find feature vectors in the dataset.'):

            


            
                                                        
            
                                    
            
            

                
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        som_factory_infra['factory_method'](dataset_without_feature_vectors, 5, 4)

            


            
                                                        
            
                                    
            
            

                
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