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from django.db import connection
from django.db.models import CharField
from django.db.models.functions import SHA512
from django.test import TestCase
from django.test.utils import register_lookup
from ..models import Author
class SHA512Tests(TestCase):
@classmethod
def setUpTestData(cls):
Author.objects.bulk_create(
[
Author(alias="John Smith"),
Author(alias="Jordan Élena"),
Author(alias="皇帝"),
Author(alias=""),
Author(alias=None),
]
)
def test_basic(self):
authors = (
Author.objects.annotate(
sha512_alias=SHA512("alias"),
)
.values_list("sha512_alias", flat=True)
.order_by("pk")
)
self.assertSequenceEqual(
authors,
[
"ed014a19bb67a85f9c8b1d81e04a0e7101725be8627d79d02ca4f3bd803f33cf"
"3b8fed53e80d2a12c0d0e426824d99d110f0919298a5055efff040a3fc091518",
"b09c449f3ba49a32ab44754982d4749ac938af293e4af2de28858858080a1611"
"2b719514b5e48cb6ce54687e843a4b3e69a04cdb2a9dc99c3b99bdee419fa7d0",
"b554d182e25fb487a3f2b4285bb8672f98956b5369138e681b467d1f079af116"
"172d88798345a3a7666faf5f35a144c60812d3234dcd35f444624f2faee16857",
"cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce"
"47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e",
"cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce"
"47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"
if connection.features.interprets_empty_strings_as_nulls
else None,
],
)
def test_transform(self):
with register_lookup(CharField, SHA512):
authors = Author.objects.filter(
alias__sha512=(
"ed014a19bb67a85f9c8b1d81e04a0e7101725be8627d79d02ca4f3bd8"
"03f33cf3b8fed53e80d2a12c0d0e426824d99d110f0919298a5055eff"
"f040a3fc091518"
),
).values_list("alias", flat=True)
self.assertSequenceEqual(authors, ["John Smith"])
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