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TestKeyUtils.test_sign()   A

↳ Parent: TestKeyUtils

Complexity

Conditions 1

Size

Total Lines 8

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 0 Features 2
Metric Value
cc 1
c 2
b 0
f 2
dl 0
loc 8
rs 9.4285
1 
from bitpay import key_utils as utils
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import re
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import unittest
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from ecdsa import SigningKey, SECP256k1, VerifyingKey
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from ecdsa import util as ecdsaUtil
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import binascii
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import hashlib
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class TestKeyUtils(unittest.TestCase):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  def test_generate_pem(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    pem = utils.generate_pem()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    match = re.match(r"-----BEGIN EC PRIVATE KEY-----", pem)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    self.assertIsNotNone(match)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  def test_sin_from_pem(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    pem = '-----BEGIN EC PRIVATE KEY-----\nMHQCAQEEICg7E4NN53YkaWuAwpoqjfAofjzKI7Jq1f532dX+0O6QoAcGBSuBBAAK\noUQDQgAEjZcNa6Kdz6GQwXcUD9iJ+t1tJZCx7hpqBuJV2/IrQBfue8jh8H7Q/4vX\nfAArmNMaGotTpjdnymWlMfszzXJhlw==\n-----END EC PRIVATE KEY-----\n'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    assert utils.get_sin_from_pem(pem) == 'TeyN4LPrXiG5t2yuSamKqP3ynVk3F52iHrX'

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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  def test_sign(self):

            


            
                                                        
            
                                    
            
            

                
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    pem = '-----BEGIN EC PRIVATE KEY-----\nMHQCAQEEICg7E4NN53YkaWuAwpoqjfAofjzKI7Jq1f532dX+0O6QoAcGBSuBBAAK\noUQDQgAEjZcNa6Kdz6GQwXcUD9iJ+t1tJZCx7hpqBuJV2/IrQBfue8jh8H7Q/4vX\nfAArmNMaGotTpjdnymWlMfszzXJhlw==\n-----END EC PRIVATE KEY-----\n'

            


            
                                                        
            
                                    
            
            

                
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    signed = utils.sign("message", pem)

            


            
                                                        
            
                                    
            
            

                
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    sk = SigningKey.from_pem(pem)

            


            
                                                        
            
                                    
            
            

                
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    vk = sk.get_verifying_key()

            


            
                                                        
            
                                    
            
            

                
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    print(signed)

            


            
                                                        
            
                                    
            
            

                
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    signed = binascii.unhexlify(signed)

            


            
                                                        
            
                                    
            
            

                
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    vk.verify(signed, "message".encode(), hashfunc=hashlib.sha256, sigdecode=ecdsaUtil.sigdecode_der)

            


            
                                                        
            
                                    
            
            

                
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