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42 lines
1.4 KiB
Python
42 lines
1.4 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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from ..models import Author
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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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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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md5_alias=MD5('alias'),
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).values_list('md5_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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'6117323d2cabbc17d44c2b44587f682c',
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'ca6d48f6772000141e66591aee49d56c',
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'bf2c13bc1154e3d2e7df848cbc8be73d',
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'd41d8cd98f00b204e9800998ecf8427e',
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'd41d8cd98f00b204e9800998ecf8427e' 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, 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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