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bbf141bcdc
By making Query subclass BaseExpression in
3543129822 the former defined it's
identity based off _construct_args which is not appropriate.
41 lines
1.6 KiB
Python
41 lines
1.6 KiB
Python
from datetime import datetime
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from unittest import mock
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from django.db.models import DateTimeField, Value
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from django.db.models.lookups import Lookup, YearLookup
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from django.test import SimpleTestCase
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class CustomLookup(Lookup):
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pass
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class LookupTests(SimpleTestCase):
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def test_equality(self):
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lookup = Lookup(Value(1), Value(2))
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self.assertEqual(lookup, lookup)
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self.assertEqual(lookup, Lookup(lookup.lhs, lookup.rhs))
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self.assertEqual(lookup, mock.ANY)
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self.assertNotEqual(lookup, Lookup(lookup.lhs, Value(3)))
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self.assertNotEqual(lookup, Lookup(Value(3), lookup.rhs))
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self.assertNotEqual(lookup, CustomLookup(lookup.lhs, lookup.rhs))
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def test_hash(self):
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lookup = Lookup(Value(1), Value(2))
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self.assertEqual(hash(lookup), hash(lookup))
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self.assertEqual(hash(lookup), hash(Lookup(lookup.lhs, lookup.rhs)))
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self.assertNotEqual(hash(lookup), hash(Lookup(lookup.lhs, Value(3))))
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self.assertNotEqual(hash(lookup), hash(Lookup(Value(3), lookup.rhs)))
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self.assertNotEqual(hash(lookup), hash(CustomLookup(lookup.lhs, lookup.rhs)))
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class YearLookupTests(SimpleTestCase):
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def test_get_bound_params(self):
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look_up = YearLookup(
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lhs=Value(datetime(2010, 1, 1, 0, 0, 0), output_field=DateTimeField()),
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rhs=Value(datetime(2010, 1, 1, 23, 59, 59), output_field=DateTimeField()),
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)
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msg = 'subclasses of YearLookup must provide a get_bound_params() method'
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with self.assertRaisesMessage(NotImplementedError, msg):
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look_up.get_bound_params(datetime(2010, 1, 1, 0, 0, 0), datetime(2010, 1, 1, 23, 59, 59))
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