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f92641a636
The from_queryset parameter can be used to: - use a custom Manager - lock the row until the end of transaction - select additional related objects
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
from django.test import TestCase
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from .models import SimpleModel
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class AsyncModelOperationTest(TestCase):
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@classmethod
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def setUpTestData(cls):
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cls.s1 = SimpleModel.objects.create(field=0)
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async def test_asave(self):
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self.s1.field = 10
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await self.s1.asave()
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refetched = await SimpleModel.objects.aget()
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self.assertEqual(refetched.field, 10)
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async def test_adelete(self):
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await self.s1.adelete()
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count = await SimpleModel.objects.acount()
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self.assertEqual(count, 0)
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async def test_arefresh_from_db(self):
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await SimpleModel.objects.filter(pk=self.s1.pk).aupdate(field=20)
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await self.s1.arefresh_from_db()
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self.assertEqual(self.s1.field, 20)
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async def test_arefresh_from_db_from_queryset(self):
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await SimpleModel.objects.filter(pk=self.s1.pk).aupdate(field=20)
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with self.assertRaises(SimpleModel.DoesNotExist):
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await self.s1.arefresh_from_db(
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from_queryset=SimpleModel.objects.filter(field=0)
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)
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await self.s1.arefresh_from_db(
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from_queryset=SimpleModel.objects.filter(field__gt=0)
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)
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self.assertEqual(self.s1.field, 20)
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