mongoengine/tests/fields/test_cached_reference_field.py
2019-05-17 22:16:08 +02:00

447 lines
12 KiB
Python

# -*- coding: utf-8 -*-
from decimal import Decimal
from mongoengine import *
from tests.utils import MongoDBTestCase
class TestCachedReferenceField(MongoDBTestCase):
def test_get_and_save(self):
"""
Tests #1047: CachedReferenceField creates DBRefs on to_python,
but can't save them on to_mongo.
"""
class Animal(Document):
name = StringField()
tag = StringField()
class Ocorrence(Document):
person = StringField()
animal = CachedReferenceField(Animal)
Animal.drop_collection()
Ocorrence.drop_collection()
Ocorrence(person="testte",
animal=Animal(name="Leopard", tag="heavy").save()).save()
p = Ocorrence.objects.get()
p.person = 'new_testte'
p.save()
def test_general_things(self):
class Animal(Document):
name = StringField()
tag = StringField()
class Ocorrence(Document):
person = StringField()
animal = CachedReferenceField(
Animal, fields=['tag'])
Animal.drop_collection()
Ocorrence.drop_collection()
a = Animal(name="Leopard", tag="heavy")
a.save()
self.assertEqual(Animal._cached_reference_fields, [Ocorrence.animal])
o = Ocorrence(person="teste", animal=a)
o.save()
p = Ocorrence(person="Wilson")
p.save()
self.assertEqual(Ocorrence.objects(animal=None).count(), 1)
self.assertEqual(
a.to_mongo(fields=['tag']), {'tag': 'heavy', "_id": a.pk})
self.assertEqual(o.to_mongo()['animal']['tag'], 'heavy')
# counts
Ocorrence(person="teste 2").save()
Ocorrence(person="teste 3").save()
count = Ocorrence.objects(animal__tag='heavy').count()
self.assertEqual(count, 1)
ocorrence = Ocorrence.objects(animal__tag='heavy').first()
self.assertEqual(ocorrence.person, "teste")
self.assertIsInstance(ocorrence.animal, Animal)
def test_with_decimal(self):
class PersonAuto(Document):
name = StringField()
salary = DecimalField()
class SocialTest(Document):
group = StringField()
person = CachedReferenceField(
PersonAuto,
fields=('salary',))
PersonAuto.drop_collection()
SocialTest.drop_collection()
p = PersonAuto(name="Alberto", salary=Decimal('7000.00'))
p.save()
s = SocialTest(group="dev", person=p)
s.save()
self.assertEqual(
SocialTest.objects._collection.find_one({'person.salary': 7000.00}), {
'_id': s.pk,
'group': s.group,
'person': {
'_id': p.pk,
'salary': 7000.00
}
})
def test_cached_reference_field_reference(self):
class Group(Document):
name = StringField()
class Person(Document):
name = StringField()
group = ReferenceField(Group)
class SocialData(Document):
obs = StringField()
tags = ListField(
StringField())
person = CachedReferenceField(
Person,
fields=('group',))
Group.drop_collection()
Person.drop_collection()
SocialData.drop_collection()
g1 = Group(name='dev')
g1.save()
g2 = Group(name="designers")
g2.save()
p1 = Person(name="Alberto", group=g1)
p1.save()
p2 = Person(name="Andre", group=g1)
p2.save()
p3 = Person(name="Afro design", group=g2)
p3.save()
s1 = SocialData(obs="testing 123", person=p1, tags=['tag1', 'tag2'])
s1.save()
s2 = SocialData(obs="testing 321", person=p3, tags=['tag3', 'tag4'])
s2.save()
self.assertEqual(SocialData.objects._collection.find_one(
{'tags': 'tag2'}), {
'_id': s1.pk,
'obs': 'testing 123',
'tags': ['tag1', 'tag2'],
'person': {
'_id': p1.pk,
'group': g1.pk
}
})
self.assertEqual(SocialData.objects(person__group=g2).count(), 1)
self.assertEqual(SocialData.objects(person__group=g2).first(), s2)
def test_cached_reference_field_push_with_fields(self):
class Product(Document):
name = StringField()
Product.drop_collection()
class Basket(Document):
products = ListField(CachedReferenceField(Product, fields=['name']))
Basket.drop_collection()
product1 = Product(name='abc').save()
product2 = Product(name='def').save()
basket = Basket(products=[product1]).save()
self.assertEqual(
Basket.objects._collection.find_one(),
{
'_id': basket.pk,
'products': [
{
'_id': product1.pk,
'name': product1.name
}
]
}
)
# push to list
basket.update(push__products=product2)
basket.reload()
self.assertEqual(
Basket.objects._collection.find_one(),
{
'_id': basket.pk,
'products': [
{
'_id': product1.pk,
'name': product1.name
},
{
'_id': product2.pk,
'name': product2.name
}
]
}
)
def test_cached_reference_field_update_all(self):
class Person(Document):
TYPES = (
('pf', "PF"),
('pj', "PJ")
)
name = StringField()
tp = StringField(choices=TYPES)
father = CachedReferenceField('self', fields=('tp',))
Person.drop_collection()
a1 = Person(name="Wilson Father", tp="pj")
a1.save()
a2 = Person(name='Wilson Junior', tp='pf', father=a1)
a2.save()
a2 = Person.objects.with_id(a2.id)
self.assertEqual(a2.father.tp, a1.tp)
self.assertEqual(dict(a2.to_mongo()), {
"_id": a2.pk,
"name": u"Wilson Junior",
"tp": u"pf",
"father": {
"_id": a1.pk,
"tp": u"pj"
}
})
self.assertEqual(Person.objects(father=a1)._query, {
'father._id': a1.pk
})
self.assertEqual(Person.objects(father=a1).count(), 1)
Person.objects.update(set__tp="pf")
Person.father.sync_all()
a2.reload()
self.assertEqual(dict(a2.to_mongo()), {
"_id": a2.pk,
"name": u"Wilson Junior",
"tp": u"pf",
"father": {
"_id": a1.pk,
"tp": u"pf"
}
})
def test_cached_reference_fields_on_embedded_documents(self):
with self.assertRaises(InvalidDocumentError):
class Test(Document):
name = StringField()
type('WrongEmbeddedDocument', (
EmbeddedDocument,), {
'test': CachedReferenceField(Test)
})
def test_cached_reference_auto_sync(self):
class Person(Document):
TYPES = (
('pf', "PF"),
('pj', "PJ")
)
name = StringField()
tp = StringField(
choices=TYPES
)
father = CachedReferenceField('self', fields=('tp',))
Person.drop_collection()
a1 = Person(name="Wilson Father", tp="pj")
a1.save()
a2 = Person(name='Wilson Junior', tp='pf', father=a1)
a2.save()
a1.tp = 'pf'
a1.save()
a2.reload()
self.assertEqual(dict(a2.to_mongo()), {
'_id': a2.pk,
'name': 'Wilson Junior',
'tp': 'pf',
'father': {
'_id': a1.pk,
'tp': 'pf'
}
})
def test_cached_reference_auto_sync_disabled(self):
class Persone(Document):
TYPES = (
('pf', "PF"),
('pj', "PJ")
)
name = StringField()
tp = StringField(
choices=TYPES
)
father = CachedReferenceField(
'self', fields=('tp',), auto_sync=False)
Persone.drop_collection()
a1 = Persone(name="Wilson Father", tp="pj")
a1.save()
a2 = Persone(name='Wilson Junior', tp='pf', father=a1)
a2.save()
a1.tp = 'pf'
a1.save()
self.assertEqual(Persone.objects._collection.find_one({'_id': a2.pk}), {
'_id': a2.pk,
'name': 'Wilson Junior',
'tp': 'pf',
'father': {
'_id': a1.pk,
'tp': 'pj'
}
})
def test_cached_reference_embedded_fields(self):
class Owner(EmbeddedDocument):
TPS = (
('n', "Normal"),
('u', "Urgent")
)
name = StringField()
tp = StringField(
verbose_name="Type",
db_field="t",
choices=TPS)
class Animal(Document):
name = StringField()
tag = StringField()
owner = EmbeddedDocumentField(Owner)
class Ocorrence(Document):
person = StringField()
animal = CachedReferenceField(
Animal, fields=['tag', 'owner.tp'])
Animal.drop_collection()
Ocorrence.drop_collection()
a = Animal(name="Leopard", tag="heavy",
owner=Owner(tp='u', name="Wilson Júnior")
)
a.save()
o = Ocorrence(person="teste", animal=a)
o.save()
self.assertEqual(dict(a.to_mongo(fields=['tag', 'owner.tp'])), {
'_id': a.pk,
'tag': 'heavy',
'owner': {
't': 'u'
}
})
self.assertEqual(o.to_mongo()['animal']['tag'], 'heavy')
self.assertEqual(o.to_mongo()['animal']['owner']['t'], 'u')
# Check to_mongo with fields
self.assertNotIn('animal', o.to_mongo(fields=['person']))
# counts
Ocorrence(person="teste 2").save()
Ocorrence(person="teste 3").save()
count = Ocorrence.objects(
animal__tag='heavy', animal__owner__tp='u').count()
self.assertEqual(count, 1)
ocorrence = Ocorrence.objects(
animal__tag='heavy',
animal__owner__tp='u').first()
self.assertEqual(ocorrence.person, "teste")
self.assertIsInstance(ocorrence.animal, Animal)
def test_cached_reference_embedded_list_fields(self):
class Owner(EmbeddedDocument):
name = StringField()
tags = ListField(StringField())
class Animal(Document):
name = StringField()
tag = StringField()
owner = EmbeddedDocumentField(Owner)
class Ocorrence(Document):
person = StringField()
animal = CachedReferenceField(
Animal, fields=['tag', 'owner.tags'])
Animal.drop_collection()
Ocorrence.drop_collection()
a = Animal(name="Leopard", tag="heavy",
owner=Owner(tags=['cool', 'funny'],
name="Wilson Júnior")
)
a.save()
o = Ocorrence(person="teste 2", animal=a)
o.save()
self.assertEqual(dict(a.to_mongo(fields=['tag', 'owner.tags'])), {
'_id': a.pk,
'tag': 'heavy',
'owner': {
'tags': ['cool', 'funny']
}
})
self.assertEqual(o.to_mongo()['animal']['tag'], 'heavy')
self.assertEqual(o.to_mongo()['animal']['owner']['tags'],
['cool', 'funny'])
# counts
Ocorrence(person="teste 2").save()
Ocorrence(person="teste 3").save()
query = Ocorrence.objects(
animal__tag='heavy', animal__owner__tags='cool')._query
self.assertEqual(
query, {'animal.owner.tags': 'cool', 'animal.tag': 'heavy'})
ocorrence = Ocorrence.objects(
animal__tag='heavy',
animal__owner__tags='cool').first()
self.assertEqual(ocorrence.person, "teste 2")
self.assertIsInstance(ocorrence.animal, Animal)