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52 lines
1.8 KiB
Python
52 lines
1.8 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 SHA256
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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 SHA256Tests(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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sha256_alias=SHA256("alias"),
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)
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.values_list("sha256_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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"ef61a579c907bbed674c0dbcbcf7f7af8f851538eef7b8e58c5bee0b8cfdac4a",
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"6e4cce20cd83fc7c202f21a8b2452a68509cf24d1c272a045b5e0cfc43f0d94e",
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"3ad2039e3ec0c88973ae1c0fce5a3dbafdd5a1627da0a92312c54ebfcf43988e",
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"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
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"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
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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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def test_transform(self):
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with register_lookup(CharField, SHA256):
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authors = Author.objects.filter(
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alias__sha256=(
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"ef61a579c907bbed674c0dbcbcf7f7af8f851538eef7b8e58c5bee0b8cfdac4a"
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),
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).values_list("alias", flat=True)
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self.assertSequenceEqual(authors, ["John Smith"])
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