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43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
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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 SHA1
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from django.test import TestCase
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from django.test.utils import register_lookup
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from ..models import Author
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class SHA1Tests(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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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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def test_basic(self):
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authors = Author.objects.annotate(
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sha1_alias=SHA1('alias'),
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).values_list('sha1_alias', flat=True).order_by('pk')
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self.assertSequenceEqual(
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authors,
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[
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'e61a3587b3f7a142b8c7b9263c82f8119398ecb7',
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'0781e0745a2503e6ded05ed5bc554c421d781b0c',
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'198d15ea139de04060caf95bc3e0ec5883cba881',
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'da39a3ee5e6b4b0d3255bfef95601890afd80709',
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'da39a3ee5e6b4b0d3255bfef95601890afd80709'
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if connection.features.interprets_empty_strings_as_nulls else None,
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],
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)
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def test_transform(self):
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with register_lookup(CharField, SHA1):
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authors = Author.objects.filter(
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alias__sha1='e61a3587b3f7a142b8c7b9263c82f8119398ecb7',
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).values_list('alias', flat=True)
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self.assertSequenceEqual(authors, ['John Smith'])
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