mongoengine/tests/fields/test_map_field.py
2019-02-24 10:24:12 +01:00

145 lines
4.2 KiB
Python

# -*- coding: utf-8 -*-
import datetime
from mongoengine import *
from tests.utils import MongoDBTestCase
class TestMapField(MongoDBTestCase):
def test_mapfield(self):
"""Ensure that the MapField handles the declared type."""
class Simple(Document):
mapping = MapField(IntField())
Simple.drop_collection()
e = Simple()
e.mapping['someint'] = 1
e.save()
with self.assertRaises(ValidationError):
e.mapping['somestring'] = "abc"
e.save()
with self.assertRaises(ValidationError):
class NoDeclaredType(Document):
mapping = MapField()
def test_complex_mapfield(self):
"""Ensure that the MapField can handle complex declared types."""
class SettingBase(EmbeddedDocument):
meta = {"allow_inheritance": True}
class StringSetting(SettingBase):
value = StringField()
class IntegerSetting(SettingBase):
value = IntField()
class Extensible(Document):
mapping = MapField(EmbeddedDocumentField(SettingBase))
Extensible.drop_collection()
e = Extensible()
e.mapping['somestring'] = StringSetting(value='foo')
e.mapping['someint'] = IntegerSetting(value=42)
e.save()
e2 = Extensible.objects.get(id=e.id)
self.assertIsInstance(e2.mapping['somestring'], StringSetting)
self.assertIsInstance(e2.mapping['someint'], IntegerSetting)
with self.assertRaises(ValidationError):
e.mapping['someint'] = 123
e.save()
def test_embedded_mapfield_db_field(self):
class Embedded(EmbeddedDocument):
number = IntField(default=0, db_field='i')
class Test(Document):
my_map = MapField(field=EmbeddedDocumentField(Embedded),
db_field='x')
Test.drop_collection()
test = Test()
test.my_map['DICTIONARY_KEY'] = Embedded(number=1)
test.save()
Test.objects.update_one(inc__my_map__DICTIONARY_KEY__number=1)
test = Test.objects.get()
self.assertEqual(test.my_map['DICTIONARY_KEY'].number, 2)
doc = self.db.test.find_one()
self.assertEqual(doc['x']['DICTIONARY_KEY']['i'], 2)
def test_mapfield_numerical_index(self):
"""Ensure that MapField accept numeric strings as indexes."""
class Embedded(EmbeddedDocument):
name = StringField()
class Test(Document):
my_map = MapField(EmbeddedDocumentField(Embedded))
Test.drop_collection()
test = Test()
test.my_map['1'] = Embedded(name='test')
test.save()
test.my_map['1'].name = 'test updated'
test.save()
def test_map_field_lookup(self):
"""Ensure MapField lookups succeed on Fields without a lookup
method.
"""
class Action(EmbeddedDocument):
operation = StringField()
object = StringField()
class Log(Document):
name = StringField()
visited = MapField(DateTimeField())
actions = MapField(EmbeddedDocumentField(Action))
Log.drop_collection()
Log(name="wilson", visited={'friends': datetime.datetime.now()},
actions={'friends': Action(operation='drink', object='beer')}).save()
self.assertEqual(1, Log.objects(
visited__friends__exists=True).count())
self.assertEqual(1, Log.objects(
actions__friends__operation='drink',
actions__friends__object='beer').count())
def test_map_field_unicode(self):
class Info(EmbeddedDocument):
description = StringField()
value_list = ListField(field=StringField())
class BlogPost(Document):
info_dict = MapField(field=EmbeddedDocumentField(Info))
BlogPost.drop_collection()
tree = BlogPost(info_dict={
u"éééé": {
'description': u"VALUE: éééé"
}
})
tree.save()
self.assertEqual(
BlogPost.objects.get(id=tree.id).info_dict[u"éééé"].description,
u"VALUE: éééé"
)