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by Fernando
01:18
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TestCopyAffine.test_same_affine()   A

↳ Parent: tests.transforms.preprocessing.test_copy_affine

Complexity

Conditions 1

Size

Total Lines 10
Code Lines 10

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 10
dl 0
loc 10
rs 9.9
c 0
b 0
f 0
cc 1
nop 1
1 
import torch
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import torchio as tio

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from ...utils import TorchioTestCase

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class TestCopyAffine(TorchioTestCase):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """Tests for `CopyAffine`."""

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_missing_reference(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        transform = tio.CopyAffine(target='missing')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        with self.assertRaises(RuntimeError):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            transform(self.sample_subject)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_wrong_target_type(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        with self.assertRaises(ValueError):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            tio.CopyAffine(target=[1])

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def test_same_affine(self):

            


            
                                                        
            
                                    
            
            

                
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        image = tio.ScalarImage(tensor=torch.rand(2, 2, 2, 2))

            


            
                                                        
            
                                    
            
            

                
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        mask = tio.LabelMap(tensor=torch.rand(2, 2, 2, 2))

            


            
                                                        
            
                                    
            
            

                
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        mask.affine *= 1.1

            


            
                                                        
            
                                    
            
            

                
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        subject = tio.Subject(t1=image, mask=mask)

            


            
                                                        
            
                                    
            
            

                
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        transform = tio.CopyAffine('t1')

            


            
                                                        
            
                                    
            
            

                
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        transformed = transform(subject)

            


            
                                                        
            
                                    
            
            

                
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        self.assertTensorEqual(

            


            
                                                        
            
                                    
            
            

                
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            transformed['t1'].affine,

            


            
                                                        
            
                                    
            
            

                
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            transformed['mask'].affine,

            


            
                                                        
            
                                    
            
            

                
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        )

            


            
                                                        
            
                                    
            
            

                
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