59 lines
1.6 KiB
Python
59 lines
1.6 KiB
Python
# -*- coding: utf-8 -*-
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import six
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from mongoengine import *
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from tests.utils import MongoDBTestCase
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class TestFloatField(MongoDBTestCase):
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def test_float_ne_operator(self):
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class TestDocument(Document):
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float_fld = FloatField()
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TestDocument.drop_collection()
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TestDocument(float_fld=None).save()
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TestDocument(float_fld=1).save()
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self.assertEqual(1, TestDocument.objects(float_fld__ne=None).count())
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self.assertEqual(1, TestDocument.objects(float_fld__ne=1).count())
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def test_validation(self):
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"""Ensure that invalid values cannot be assigned to float fields.
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"""
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class Person(Document):
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height = FloatField(min_value=0.1, max_value=3.5)
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class BigPerson(Document):
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height = FloatField()
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person = Person()
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person.height = 1.89
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person.validate()
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person.height = '2.0'
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self.assertRaises(ValidationError, person.validate)
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person.height = 0.01
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self.assertRaises(ValidationError, person.validate)
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person.height = 4.0
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self.assertRaises(ValidationError, person.validate)
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person_2 = Person(height='something invalid')
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self.assertRaises(ValidationError, person_2.validate)
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big_person = BigPerson()
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for value, value_type in enumerate(six.integer_types):
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big_person.height = value_type(value)
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big_person.validate()
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big_person.height = 2 ** 500
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big_person.validate()
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big_person.height = 2 ** 100000 # Too big for a float value
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self.assertRaises(ValidationError, big_person.validate)
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