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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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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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[
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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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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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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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