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TestGridSampler.test_locations()   A

↳ Parent: tests.data.test_grid_sampler

Complexity

Conditions 1

Size

Total Lines 14
Code Lines 13

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 13
nop 1
dl 0
loc 14
rs 9.75
c 0
b 0
f 0
1 
#!/usr/bin/env python
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from ..utils import TorchioTestCase

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from torchio.data import GridSampler

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
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first party import "from torchio.data import GridSampler" should be placed before "from ..utils import TorchioTestCase"
                                            

                    
                                                    

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class TestGridSampler(TorchioTestCase):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """Tests for `GridSampler`."""

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def test_locations(self):

            


            
                                                                        
                            
            
                                    
            
            

                
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        sampler = GridSampler(self.sample, (5, 20, 20), (1, 2, 3))

            


            
                                                                        
                            
            
                                    
            
            

                
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        fixture = [

            


            
                                                                        
                            
            
                                    
            
            

                
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            [0, 0, 0, 5, 20, 20],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [0, 0, 10, 5, 20, 30],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [0, 0, 5, 5, 20, 25],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [3, 0, 0, 8, 20, 20],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [3, 0, 10, 8, 20, 30],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [3, 0, 5, 8, 20, 25],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [5, 0, 0, 10, 20, 20],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [5, 0, 10, 10, 20, 30],

            


            
                                                                        
                            
            
                                    
            
            

                
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            [5, 0, 5, 10, 20, 25],

            


            
                                                                        
                            
            
                                    
            
            

                
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        ]

            


            
                                                                        
                            
            
                                    
            
            

                
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        self.assertEqual(sampler.locations.tolist(), fixture)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_large_window(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        with self.assertRaises(ValueError):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            GridSampler(self.sample, (5, 21, 5), (1, 2, 3))

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_single_location(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        sampler = GridSampler(self.sample, (10, 20, 30), 0)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        fixture = [[0, 0, 0, 10, 20, 30]]

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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        self.assertEqual(sampler.locations.tolist(), fixture)

            


            
                                                        
            
                                    
            
            

                
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