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by Douglas
01:43
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TestIo.test_capture()   A

↳ Parent: tests.pocketutils.core.test_input_output

Complexity

Conditions 1

Size

Total Lines 4
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 4
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 1
nop 1
1 
from io import StringIO
2 
from typing import Self
3 

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import pytest

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pocketutils.core.input_output import Capture, DelegatingWriter, OpenMode

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from pocketutils.core.mocks import MockWritable

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class TestIo:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_delegating(self: Self) -> None:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        a, b = MockWritable(), MockWritable()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        d = DelegatingWriter(a, b)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        d.write("abc")

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert a.data == "write:abc"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert b.data == "write:abc"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        d.flush()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert a.data == "write:abcflush"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert b.data == "write:abcflush"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        d.close()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert a.data == "write:abcflushclose"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert b.data == "write:abcflushclose"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        a.write("00")

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert a.data == "write:00"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert b.data == "write:abcflushclose"

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def test_capture(self: Self) -> None:

            


            
                                                                        
                            
            
                                    
            
            

                
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        w = StringIO("abc")

            


            
                                                                        
                            
            
                                    
            
            

                
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        c = Capture(w)

            


            
                                                                        
                            
            
                                    
            
            

                
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        assert c.value == "abc"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def test_open_mode_normalize(self: Self) -> None:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        o = OpenMode

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("").normalize()) == "rt"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("r").normalize()) == "rt"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("wU").normalize()) == "wt"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("a").normalize()) == "at"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("w+").normalize()) == "wt+"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("wt+").normalize()) == "wt+"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("wb+").normalize()) == "wb+"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("Ux").normalize()) == "xt"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        assert str(o("Uxb").normalize()) == "xb"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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if __name__ == "__main__":

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    pytest.main()

            


            
                                                        
            
                                    
            
            

                
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