mirror of https://github.com/django/django.git
52 lines
2.1 KiB
Python
52 lines
2.1 KiB
Python
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import math
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from decimal import Decimal
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from django.db.models import DecimalField
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from django.db.models.functions import Ceil
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from django.test import TestCase
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from ..models import DecimalModel, FloatModel, IntegerModel
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class CeilTests(TestCase):
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def test_decimal(self):
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DecimalModel.objects.create(n1=Decimal('12.9'), n2=Decimal('0.6'))
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obj = DecimalModel.objects.annotate(n1_ceil=Ceil('n1'), n2_ceil=Ceil('n2')).first()
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self.assertIsInstance(obj.n1_ceil, Decimal)
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self.assertIsInstance(obj.n2_ceil, Decimal)
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self.assertEqual(obj.n1_ceil, Decimal(math.ceil(obj.n1)))
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self.assertEqual(obj.n2_ceil, Decimal(math.ceil(obj.n2)))
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def test_float(self):
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FloatModel.objects.create(f1=-12.5, f2=21.33)
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obj = FloatModel.objects.annotate(f1_ceil=Ceil('f1'), f2_ceil=Ceil('f2')).first()
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self.assertIsInstance(obj.f1_ceil, float)
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self.assertIsInstance(obj.f2_ceil, float)
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self.assertEqual(obj.f1_ceil, math.ceil(obj.f1))
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self.assertEqual(obj.f2_ceil, math.ceil(obj.f2))
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def test_integer(self):
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IntegerModel.objects.create(small=-11, normal=0, big=-100)
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obj = IntegerModel.objects.annotate(
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small_ceil=Ceil('small'),
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normal_ceil=Ceil('normal'),
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big_ceil=Ceil('big'),
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).first()
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self.assertIsInstance(obj.small_ceil, int)
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self.assertIsInstance(obj.normal_ceil, int)
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self.assertIsInstance(obj.big_ceil, int)
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self.assertEqual(obj.small_ceil, math.ceil(obj.small))
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self.assertEqual(obj.normal_ceil, math.ceil(obj.normal))
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self.assertEqual(obj.big_ceil, math.ceil(obj.big))
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def test_transform(self):
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try:
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DecimalField.register_lookup(Ceil)
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DecimalModel.objects.create(n1=Decimal('3.12'), n2=Decimal('0'))
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DecimalModel.objects.create(n1=Decimal('1.25'), n2=Decimal('0'))
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objs = DecimalModel.objects.filter(n1__ceil__gt=3)
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self.assertQuerysetEqual(objs, [Decimal('3.12')], lambda a: a.n1)
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finally:
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DecimalField._unregister_lookup(Ceil)
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