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68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
from django.db.models import Q
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from django.test import TestCase
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from .models import Number
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class XorLookupsTests(TestCase):
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@classmethod
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def setUpTestData(cls):
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cls.numbers = [Number.objects.create(num=i) for i in range(10)]
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def test_filter(self):
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self.assertCountEqual(
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Number.objects.filter(num__lte=7) ^ Number.objects.filter(num__gte=3),
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self.numbers[:3] + self.numbers[8:],
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)
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self.assertCountEqual(
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Number.objects.filter(Q(num__lte=7) ^ Q(num__gte=3)),
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self.numbers[:3] + self.numbers[8:],
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)
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def test_filter_negated(self):
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self.assertCountEqual(
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Number.objects.filter(Q(num__lte=7) ^ ~Q(num__lt=3)),
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self.numbers[:3] + self.numbers[8:],
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)
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self.assertCountEqual(
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Number.objects.filter(~Q(num__gt=7) ^ ~Q(num__lt=3)),
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self.numbers[:3] + self.numbers[8:],
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)
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self.assertCountEqual(
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Number.objects.filter(Q(num__lte=7) ^ ~Q(num__lt=3) ^ Q(num__lte=1)),
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[self.numbers[2]] + self.numbers[8:],
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)
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self.assertCountEqual(
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Number.objects.filter(~(Q(num__lte=7) ^ ~Q(num__lt=3) ^ Q(num__lte=1))),
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self.numbers[:2] + self.numbers[3:8],
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)
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def test_exclude(self):
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self.assertCountEqual(
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Number.objects.exclude(Q(num__lte=7) ^ Q(num__gte=3)),
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self.numbers[3:8],
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)
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def test_stages(self):
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numbers = Number.objects.all()
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self.assertSequenceEqual(
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numbers.filter(num__gte=0) ^ numbers.filter(num__lte=11),
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[],
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)
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self.assertSequenceEqual(
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numbers.filter(num__gt=0) ^ numbers.filter(num__lt=11),
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[self.numbers[0]],
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)
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def test_pk_q(self):
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self.assertCountEqual(
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Number.objects.filter(Q(pk=self.numbers[0].pk) ^ Q(pk=self.numbers[1].pk)),
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self.numbers[:2],
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)
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def test_empty_in(self):
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self.assertCountEqual(
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Number.objects.filter(Q(pk__in=[]) ^ Q(num__gte=5)),
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self.numbers[5:],
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)
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