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			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from django.db import connection
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| from django.db.models import CharField
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| from django.db.models.functions import MD5
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| from django.test import TestCase
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| from django.test.utils import register_lookup
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| 
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| from ..models import Author
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| 
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| 
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| class MD5Tests(TestCase):
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|     @classmethod
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|     def setUpTestData(cls):
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|         Author.objects.bulk_create(
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|             [
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|                 Author(alias="John Smith"),
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|                 Author(alias="Jordan Élena"),
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|                 Author(alias="皇帝"),
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|                 Author(alias=""),
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|                 Author(alias=None),
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|             ]
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|         )
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| 
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|     def test_basic(self):
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|         authors = (
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|             Author.objects.annotate(
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|                 md5_alias=MD5("alias"),
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|             )
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|             .values_list("md5_alias", flat=True)
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|             .order_by("pk")
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|         )
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|         self.assertSequenceEqual(
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|             authors,
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|             [
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|                 "6117323d2cabbc17d44c2b44587f682c",
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|                 "ca6d48f6772000141e66591aee49d56c",
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|                 "bf2c13bc1154e3d2e7df848cbc8be73d",
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|                 "d41d8cd98f00b204e9800998ecf8427e",
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|                 (
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|                     "d41d8cd98f00b204e9800998ecf8427e"
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|                     if connection.features.interprets_empty_strings_as_nulls
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|                     else None
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|                 ),
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|             ],
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|         )
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| 
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|     def test_transform(self):
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|         with register_lookup(CharField, MD5):
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|             authors = Author.objects.filter(
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|                 alias__md5="6117323d2cabbc17d44c2b44587f682c",
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|             ).values_list("alias", flat=True)
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|             self.assertSequenceEqual(authors, ["John Smith"])
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