Merge remote-tracking branch 'MongoEngine/master'
This commit is contained in:
Breeze.kay
commit
0bbbbdde80
1
AUTHORS
1
AUTHORS
@ -223,3 +223,4 @@ that much better:
|
||||
* Kiryl Yermakou (https://github.com/rma4ok)
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* Matthieu Rigal (https://github.com/MRigal)
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* Charanpal Dhanjal (https://github.com/charanpald)
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* Emmanuel Leblond (https://github.com/touilleMan)
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@ -19,6 +19,13 @@ Changes in 0.9.X - DEV
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- Added __ support to escape field name in fields lookup keywords that match operators names #949
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- Support for PyMongo 3+ #946
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- Fix for issue where FileField deletion did not free space in GridFS.
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- No_dereference() not respected on embedded docs containing reference. #517
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- Document save raise an exception if save_condition fails #1005
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- Fixes some internal _id handling issue. #961
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- Updated URL and Email Field regex validators, added schemes argument to URLField validation. #652
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- Removed get_or_create() deprecated since 0.8.0. #300
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- Capped collection multiple of 256. #1011
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- Added `BaseQuerySet.aggregate_sum` and `BaseQuerySet.aggregate_average` methods.
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Changes in 0.9.0
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================
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@ -315,12 +315,12 @@ reference with a delete rule specification. A delete rule is specified by
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supplying the :attr:`reverse_delete_rule` attributes on the
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:class:`ReferenceField` definition, like this::
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class Employee(Document):
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class ProfilePage(Document):
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...
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profile_page = ReferenceField('ProfilePage', reverse_delete_rule=mongoengine.NULLIFY)
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employee = ReferenceField('Employee', reverse_delete_rule=mongoengine.CASCADE)
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The declaration in this example means that when an :class:`Employee` object is
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removed, the :class:`ProfilePage` that belongs to that employee is removed as
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removed, the :class:`ProfilePage` that references that employee is removed as
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well. If a whole batch of employees is removed, all profile pages that are
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linked are removed as well.
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@ -447,8 +447,10 @@ A :class:`~mongoengine.Document` may use a **Capped Collection** by specifying
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:attr:`max_documents` and :attr:`max_size` in the :attr:`meta` dictionary.
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:attr:`max_documents` is the maximum number of documents that is allowed to be
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stored in the collection, and :attr:`max_size` is the maximum size of the
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collection in bytes. If :attr:`max_size` is not specified and
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:attr:`max_documents` is, :attr:`max_size` defaults to 10000000 bytes (10MB).
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collection in bytes. :attr:`max_size` is rounded up to the next multiple of 256
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by MongoDB internally and mongoengine before. Use also a multiple of 256 to
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avoid confusions. If :attr:`max_size` is not specified and
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:attr:`max_documents` is, :attr:`max_size` defaults to 10485760 bytes (10MB).
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The following example shows a :class:`Log` document that will be limited to
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1000 entries and 2MB of disk space::
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@ -465,19 +467,26 @@ You can specify indexes on collections to make querying faster. This is done
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by creating a list of index specifications called :attr:`indexes` in the
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:attr:`~mongoengine.Document.meta` dictionary, where an index specification may
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either be a single field name, a tuple containing multiple field names, or a
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dictionary containing a full index definition. A direction may be specified on
|
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fields by prefixing the field name with a **+** (for ascending) or a **-** sign
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(for descending). Note that direction only matters on multi-field indexes.
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Text indexes may be specified by prefixing the field name with a **$**. ::
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dictionary containing a full index definition.
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A direction may be specified on fields by prefixing the field name with a
|
||||
**+** (for ascending) or a **-** sign (for descending). Note that direction
|
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only matters on multi-field indexes. Text indexes may be specified by prefixing
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the field name with a **$**. Hashed indexes may be specified by prefixing
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the field name with a **#**::
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class Page(Document):
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category = IntField()
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title = StringField()
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rating = StringField()
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created = DateTimeField()
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meta = {
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'indexes': [
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'title',
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'$title', # text index
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'#title', # hashed index
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('title', '-rating'),
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('category', '_cls'),
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{
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'fields': ['created'],
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'expireAfterSeconds': 3600
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@ -532,11 +541,14 @@ There are a few top level defaults for all indexes that can be set::
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:attr:`index_background` (Optional)
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Set the default value for if an index should be indexed in the background
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:attr:`index_cls` (Optional)
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A way to turn off a specific index for _cls.
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:attr:`index_drop_dups` (Optional)
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||||
Set the default value for if an index should drop duplicates
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||||
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:attr:`index_cls` (Optional)
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||||
A way to turn off a specific index for _cls.
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.. note:: Since MongoDB 3.0 drop_dups is not supported anymore. Raises a Warning
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||||
and has no effect
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|
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|
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Compound Indexes and Indexing sub documents
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@ -263,21 +263,11 @@ no document matches the query, and
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if more than one document matched the query. These exceptions are merged into
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your document definitions eg: `MyDoc.DoesNotExist`
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A variation of this method exists,
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:meth:`~mongoengine.queryset.QuerySet.get_or_create`, that will create a new
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document with the query arguments if no documents match the query. An
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additional keyword argument, :attr:`defaults` may be provided, which will be
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used as default values for the new document, in the case that it should need
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to be created::
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>>> a, created = User.objects.get_or_create(name='User A', defaults={'age': 30})
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>>> b, created = User.objects.get_or_create(name='User A', defaults={'age': 40})
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>>> a.name == b.name and a.age == b.age
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True
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||||
.. warning::
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:meth:`~mongoengine.queryset.QuerySet.get_or_create` method is deprecated
|
||||
since :mod:`mongoengine` 0.8.
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A variation of this method, get_or_create() existed, but it was unsafe. It
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could not be made safe, because there are no transactions in mongoDB. Other
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||||
approaches should be investigated, to ensure you don't accidentally duplicate
|
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data when using something similar to this method. Therefore it was deprecated
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||||
in 0.8 and removed in 0.10.
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||||
Default Document queries
|
||||
========================
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||||
|
||||
@ -184,7 +184,7 @@ class BaseDocument(object):
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self__initialised = False
|
||||
# Check if the user has created a new instance of a class
|
||||
if (self._is_document and self__initialised
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and self__created and name == self._meta['id_field']):
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and self__created and name == self._meta.get('id_field')):
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super(BaseDocument, self).__setattr__('_created', False)
|
||||
|
||||
super(BaseDocument, self).__setattr__(name, value)
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@ -672,7 +672,7 @@ class BaseDocument(object):
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|
||||
@classmethod
|
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def _get_collection_name(cls):
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"""Returns the collection name for this class.
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||||
"""Returns the collection name for this class. None for abstract class
|
||||
"""
|
||||
return cls._meta.get('collection', None)
|
||||
|
||||
@ -782,7 +782,7 @@ class BaseDocument(object):
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||||
allow_inheritance = cls._meta.get('allow_inheritance',
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||||
ALLOW_INHERITANCE)
|
||||
include_cls = (allow_inheritance and not spec.get('sparse', False) and
|
||||
spec.get('cls', True))
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||||
spec.get('cls', True) and '_cls' not in spec['fields'])
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||||
|
||||
# 733: don't include cls if index_cls is False unless there is an explicit cls with the index
|
||||
include_cls = include_cls and (spec.get('cls', False) or cls._meta.get('index_cls', True))
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||||
@ -795,16 +795,25 @@ class BaseDocument(object):
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||||
|
||||
# ASCENDING from +
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||||
# DESCENDING from -
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||||
# GEO2D from *
|
||||
# TEXT from $
|
||||
# HASHED from #
|
||||
# GEOSPHERE from (
|
||||
# GEOHAYSTACK from )
|
||||
# GEO2D from *
|
||||
direction = pymongo.ASCENDING
|
||||
if key.startswith("-"):
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||||
direction = pymongo.DESCENDING
|
||||
elif key.startswith("*"):
|
||||
direction = pymongo.GEO2D
|
||||
elif key.startswith("$"):
|
||||
direction = pymongo.TEXT
|
||||
if key.startswith(("+", "-", "*", "$")):
|
||||
elif key.startswith("#"):
|
||||
direction = pymongo.HASHED
|
||||
elif key.startswith("("):
|
||||
direction = pymongo.GEOSPHERE
|
||||
elif key.startswith(")"):
|
||||
direction = pymongo.GEOHAYSTACK
|
||||
elif key.startswith("*"):
|
||||
direction = pymongo.GEO2D
|
||||
if key.startswith(("+", "-", "*", "$", "#", "(", ")")):
|
||||
key = key[1:]
|
||||
|
||||
# Use real field name, do it manually because we need field
|
||||
@ -827,7 +836,8 @@ class BaseDocument(object):
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||||
index_list.append((key, direction))
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||||
|
||||
# Don't add cls to a geo index
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||||
if include_cls and direction is not pymongo.GEO2D:
|
||||
if include_cls and direction not in (
|
||||
pymongo.GEO2D, pymongo.GEOHAYSTACK, pymongo.GEOSPHERE):
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||||
index_list.insert(0, ('_cls', 1))
|
||||
|
||||
if index_list:
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||||
@ -973,8 +983,13 @@ class BaseDocument(object):
|
||||
if hasattr(getattr(field, 'field', None), 'lookup_member'):
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new_field = field.field.lookup_member(field_name)
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||||
else:
|
||||
# Look up subfield on the previous field
|
||||
new_field = field.lookup_member(field_name)
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||||
# Look up subfield on the previous field or raise
|
||||
try:
|
||||
new_field = field.lookup_member(field_name)
|
||||
except AttributeError:
|
||||
raise LookUpError('Cannot resolve subfield or operator {} '
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||||
'on the field {}'.format(
|
||||
field_name, field.name))
|
||||
if not new_field and isinstance(field, ComplexBaseField):
|
||||
if hasattr(field.field, 'document_type') and cls._dynamic \
|
||||
and field.field.document_type._dynamic:
|
||||
|
||||
@ -290,6 +290,7 @@ class ComplexBaseField(BaseField):
|
||||
return value
|
||||
|
||||
if self.field:
|
||||
self.field._auto_dereference = self._auto_dereference
|
||||
value_dict = dict([(key, self.field.to_python(item))
|
||||
for key, item in value.items()])
|
||||
else:
|
||||
@ -424,8 +425,11 @@ class ObjectIdField(BaseField):
|
||||
"""
|
||||
|
||||
def to_python(self, value):
|
||||
if not isinstance(value, ObjectId):
|
||||
value = ObjectId(value)
|
||||
try:
|
||||
if not isinstance(value, ObjectId):
|
||||
value = ObjectId(value)
|
||||
except:
|
||||
pass
|
||||
return value
|
||||
|
||||
def to_mongo(self, value):
|
||||
|
||||
@ -385,15 +385,17 @@ class TopLevelDocumentMetaclass(DocumentMetaclass):
|
||||
new_class._auto_id_field = getattr(parent_doc_cls,
|
||||
'_auto_id_field', False)
|
||||
if not new_class._meta.get('id_field'):
|
||||
# After 0.10, find not existing names, instead of overwriting
|
||||
id_name, id_db_name = cls.get_auto_id_names(new_class)
|
||||
new_class._auto_id_field = True
|
||||
new_class._meta['id_field'] = 'id'
|
||||
new_class._fields['id'] = ObjectIdField(db_field='_id')
|
||||
new_class._fields['id'].name = 'id'
|
||||
new_class.id = new_class._fields['id']
|
||||
|
||||
# Prepend id field to _fields_ordered
|
||||
if 'id' in new_class._fields and 'id' not in new_class._fields_ordered:
|
||||
new_class._fields_ordered = ('id', ) + new_class._fields_ordered
|
||||
new_class._meta['id_field'] = id_name
|
||||
new_class._fields[id_name] = ObjectIdField(db_field=id_db_name)
|
||||
new_class._fields[id_name].name = id_name
|
||||
new_class.id = new_class._fields[id_name]
|
||||
new_class._db_field_map[id_name] = id_db_name
|
||||
new_class._reverse_db_field_map[id_db_name] = id_name
|
||||
# Prepend id field to _fields_ordered
|
||||
new_class._fields_ordered = (id_name, ) + new_class._fields_ordered
|
||||
|
||||
# Merge in exceptions with parent hierarchy
|
||||
exceptions_to_merge = (DoesNotExist, MultipleObjectsReturned)
|
||||
@ -408,6 +410,19 @@ class TopLevelDocumentMetaclass(DocumentMetaclass):
|
||||
|
||||
return new_class
|
||||
|
||||
def get_auto_id_names(self):
|
||||
id_name, id_db_name = ('id', '_id')
|
||||
if id_name not in self._fields and \
|
||||
id_db_name not in (v.db_field for v in self._fields.values()):
|
||||
return id_name, id_db_name
|
||||
id_basename, id_db_basename, i = 'auto_id', '_auto_id', 0
|
||||
while id_name in self._fields or \
|
||||
id_db_name in (v.db_field for v in self._fields.values()):
|
||||
id_name = '{0}_{1}'.format(id_basename, i)
|
||||
id_db_name = '{0}_{1}'.format(id_db_basename, i)
|
||||
i += 1
|
||||
return id_name, id_db_name
|
||||
|
||||
|
||||
class MetaDict(dict):
|
||||
|
||||
|
||||
@ -128,21 +128,25 @@ class DeReference(object):
|
||||
"""
|
||||
object_map = {}
|
||||
for collection, dbrefs in self.reference_map.iteritems():
|
||||
refs = [dbref for dbref in dbrefs
|
||||
if unicode(dbref).encode('utf-8') not in object_map]
|
||||
if hasattr(collection, 'objects'): # We have a document class for the refs
|
||||
col_name = collection._get_collection_name()
|
||||
refs = [dbref for dbref in dbrefs
|
||||
if (col_name, dbref) not in object_map]
|
||||
references = collection.objects.in_bulk(refs)
|
||||
for key, doc in references.iteritems():
|
||||
object_map[key] = doc
|
||||
object_map[(col_name, key)] = doc
|
||||
else: # Generic reference: use the refs data to convert to document
|
||||
if isinstance(doc_type, (ListField, DictField, MapField,)):
|
||||
continue
|
||||
|
||||
refs = [dbref for dbref in dbrefs
|
||||
if (collection, dbref) not in object_map]
|
||||
|
||||
if doc_type:
|
||||
references = doc_type._get_db()[collection].find({'_id': {'$in': refs}})
|
||||
for ref in references:
|
||||
doc = doc_type._from_son(ref)
|
||||
object_map[doc.id] = doc
|
||||
object_map[(collection, doc.id)] = doc
|
||||
else:
|
||||
references = get_db()[collection].find({'_id': {'$in': refs}})
|
||||
for ref in references:
|
||||
@ -154,7 +158,7 @@ class DeReference(object):
|
||||
for x in collection.split('_')))._from_son(ref)
|
||||
else:
|
||||
doc = doc_type._from_son(ref)
|
||||
object_map[doc.id] = doc
|
||||
object_map[(collection, doc.id)] = doc
|
||||
return object_map
|
||||
|
||||
def _attach_objects(self, items, depth=0, instance=None, name=None):
|
||||
@ -180,7 +184,8 @@ class DeReference(object):
|
||||
|
||||
if isinstance(items, (dict, SON)):
|
||||
if '_ref' in items:
|
||||
return self.object_map.get(items['_ref'].id, items)
|
||||
return self.object_map.get(
|
||||
(items['_ref'].collection, items['_ref'].id), items)
|
||||
elif '_cls' in items:
|
||||
doc = get_document(items['_cls'])._from_son(items)
|
||||
_cls = doc._data.pop('_cls', None)
|
||||
@ -216,9 +221,11 @@ class DeReference(object):
|
||||
for field_name, field in v._fields.iteritems():
|
||||
v = data[k]._data.get(field_name, None)
|
||||
if isinstance(v, (DBRef)):
|
||||
data[k]._data[field_name] = self.object_map.get(v.id, v)
|
||||
data[k]._data[field_name] = self.object_map.get(
|
||||
(v.collection, v.id), v)
|
||||
elif isinstance(v, (dict, SON)) and '_ref' in v:
|
||||
data[k]._data[field_name] = self.object_map.get(v['_ref'].id, v)
|
||||
data[k]._data[field_name] = self.object_map.get(
|
||||
(v['_ref'].collection , v['_ref'].id), v)
|
||||
elif isinstance(v, (dict, list, tuple)) and depth <= self.max_depth:
|
||||
item_name = "{0}.{1}.{2}".format(name, k, field_name)
|
||||
data[k]._data[field_name] = self._attach_objects(v, depth, instance=instance, name=item_name)
|
||||
@ -226,7 +233,7 @@ class DeReference(object):
|
||||
item_name = '%s.%s' % (name, k) if name else name
|
||||
data[k] = self._attach_objects(v, depth - 1, instance=instance, name=item_name)
|
||||
elif hasattr(v, 'id'):
|
||||
data[k] = self.object_map.get(v.id, v)
|
||||
data[k] = self.object_map.get((v.collection, v.id), v)
|
||||
|
||||
if instance and name:
|
||||
if is_list:
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
|
||||
import warnings
|
||||
import pymongo
|
||||
import re
|
||||
|
||||
@ -17,6 +17,7 @@ from mongoengine.base import (
|
||||
get_document
|
||||
)
|
||||
from mongoengine.errors import InvalidQueryError, InvalidDocumentError
|
||||
from mongoengine.python_support import IS_PYMONGO_3
|
||||
from mongoengine.queryset import (OperationError, NotUniqueError,
|
||||
QuerySet, transform)
|
||||
from mongoengine.connection import get_db, DEFAULT_CONNECTION_NAME
|
||||
@ -113,9 +114,11 @@ class Document(BaseDocument):
|
||||
specifying :attr:`max_documents` and :attr:`max_size` in the :attr:`meta`
|
||||
dictionary. :attr:`max_documents` is the maximum number of documents that
|
||||
is allowed to be stored in the collection, and :attr:`max_size` is the
|
||||
maximum size of the collection in bytes. If :attr:`max_size` is not
|
||||
maximum size of the collection in bytes. :attr:`max_size` is rounded up
|
||||
to the next multiple of 256 by MongoDB internally and mongoengine before.
|
||||
Use also a multiple of 256 to avoid confusions. If :attr:`max_size` is not
|
||||
specified and :attr:`max_documents` is, :attr:`max_size` defaults to
|
||||
10000000 bytes (10MB).
|
||||
10485760 bytes (10MB).
|
||||
|
||||
Indexes may be created by specifying :attr:`indexes` in the :attr:`meta`
|
||||
dictionary. The value should be a list of field names or tuples of field
|
||||
@ -136,7 +139,7 @@ class Document(BaseDocument):
|
||||
By default, any extra attribute existing in stored data but not declared
|
||||
in your model will raise a :class:`~mongoengine.FieldDoesNotExist` error.
|
||||
This can be disabled by setting :attr:`strict` to ``False``
|
||||
in the :attr:`meta` dictionnary.
|
||||
in the :attr:`meta` dictionary.
|
||||
"""
|
||||
|
||||
# The __metaclass__ attribute is removed by 2to3 when running with Python3
|
||||
@ -144,13 +147,15 @@ class Document(BaseDocument):
|
||||
my_metaclass = TopLevelDocumentMetaclass
|
||||
__metaclass__ = TopLevelDocumentMetaclass
|
||||
|
||||
__slots__ = ('__objects')
|
||||
__slots__ = ('__objects',)
|
||||
|
||||
def pk():
|
||||
"""Primary key alias
|
||||
"""
|
||||
|
||||
def fget(self):
|
||||
if 'id_field' not in self._meta:
|
||||
return None
|
||||
return getattr(self, self._meta['id_field'])
|
||||
|
||||
def fset(self, value):
|
||||
@ -171,10 +176,13 @@ class Document(BaseDocument):
|
||||
db = cls._get_db()
|
||||
collection_name = cls._get_collection_name()
|
||||
# Create collection as a capped collection if specified
|
||||
if cls._meta['max_size'] or cls._meta['max_documents']:
|
||||
if cls._meta.get('max_size') or cls._meta.get('max_documents'):
|
||||
# Get max document limit and max byte size from meta
|
||||
max_size = cls._meta['max_size'] or 10000000 # 10MB default
|
||||
max_documents = cls._meta['max_documents']
|
||||
max_size = cls._meta.get('max_size') or 10 * 2 ** 20 # 10MB default
|
||||
max_documents = cls._meta.get('max_documents')
|
||||
# Round up to next 256 bytes as MongoDB would do it to avoid exception
|
||||
if max_size % 256:
|
||||
max_size = (max_size // 256 + 1) * 256
|
||||
|
||||
if collection_name in db.collection_names():
|
||||
cls._collection = db[collection_name]
|
||||
@ -265,7 +273,8 @@ class Document(BaseDocument):
|
||||
to cascading saves. Implies ``cascade=True``.
|
||||
:param _refs: A list of processed references used in cascading saves
|
||||
:param save_condition: only perform save if matching record in db
|
||||
satisfies condition(s) (e.g., version number)
|
||||
satisfies condition(s) (e.g. version number).
|
||||
Raises :class:`OperationError` if the conditions are not satisfied
|
||||
|
||||
.. versionchanged:: 0.5
|
||||
In existing documents it only saves changed fields using
|
||||
@ -283,6 +292,8 @@ class Document(BaseDocument):
|
||||
.. versionchanged:: 0.8.5
|
||||
Optional save_condition that only overwrites existing documents
|
||||
if the condition is satisfied in the current db record.
|
||||
.. versionchanged:: 0.10
|
||||
:class:`OperationError` exception raised if save_condition fails.
|
||||
"""
|
||||
signals.pre_save.send(self.__class__, document=self)
|
||||
|
||||
@ -347,6 +358,9 @@ class Document(BaseDocument):
|
||||
upsert = save_condition is None
|
||||
last_error = collection.update(select_dict, update_query,
|
||||
upsert=upsert, **write_concern)
|
||||
if not upsert and last_error['nModified'] == 0:
|
||||
raise OperationError('Race condition preventing'
|
||||
' document update detected')
|
||||
created = is_new_object(last_error)
|
||||
|
||||
if cascade is None:
|
||||
@ -635,23 +649,51 @@ class Document(BaseDocument):
|
||||
db = cls._get_db()
|
||||
db.drop_collection(cls._get_collection_name())
|
||||
|
||||
@classmethod
|
||||
def create_index(cls, keys, background=False, **kwargs):
|
||||
"""Creates the given indexes if required.
|
||||
|
||||
:param keys: a single index key or a list of index keys (to
|
||||
construct a multi-field index); keys may be prefixed with a **+**
|
||||
or a **-** to determine the index ordering
|
||||
:param background: Allows index creation in the background
|
||||
"""
|
||||
index_spec = cls._build_index_spec(keys)
|
||||
index_spec = index_spec.copy()
|
||||
fields = index_spec.pop('fields')
|
||||
drop_dups = kwargs.get('drop_dups', False)
|
||||
if IS_PYMONGO_3 and drop_dups:
|
||||
msg = "drop_dups is deprecated and is removed when using PyMongo 3+."
|
||||
warnings.warn(msg, DeprecationWarning)
|
||||
elif not IS_PYMONGO_3:
|
||||
index_spec['drop_dups'] = drop_dups
|
||||
index_spec['background'] = background
|
||||
index_spec.update(kwargs)
|
||||
|
||||
if IS_PYMONGO_3:
|
||||
return cls._get_collection().create_index(fields, **index_spec)
|
||||
else:
|
||||
return cls._get_collection().ensure_index(fields, **index_spec)
|
||||
|
||||
@classmethod
|
||||
def ensure_index(cls, key_or_list, drop_dups=False, background=False,
|
||||
**kwargs):
|
||||
"""Ensure that the given indexes are in place.
|
||||
"""Ensure that the given indexes are in place. Deprecated in favour
|
||||
of create_index.
|
||||
|
||||
:param key_or_list: a single index key or a list of index keys (to
|
||||
construct a multi-field index); keys may be prefixed with a **+**
|
||||
or a **-** to determine the index ordering
|
||||
:param background: Allows index creation in the background
|
||||
:param drop_dups: Was removed/ignored with MongoDB >2.7.5. The value
|
||||
will be removed if PyMongo3+ is used
|
||||
"""
|
||||
index_spec = cls._build_index_spec(key_or_list)
|
||||
index_spec = index_spec.copy()
|
||||
fields = index_spec.pop('fields')
|
||||
index_spec['drop_dups'] = drop_dups
|
||||
index_spec['background'] = background
|
||||
index_spec.update(kwargs)
|
||||
|
||||
return cls._get_collection().ensure_index(fields, **index_spec)
|
||||
if IS_PYMONGO_3 and drop_dups:
|
||||
msg = "drop_dups is deprecated and is removed when using PyMongo 3+."
|
||||
warnings.warn(msg, DeprecationWarning)
|
||||
elif not IS_PYMONGO_3:
|
||||
kwargs.update({'drop_dups': drop_dups})
|
||||
return cls.create_index(key_or_list, background=background, **kwargs)
|
||||
|
||||
@classmethod
|
||||
def ensure_indexes(cls):
|
||||
@ -666,6 +708,9 @@ class Document(BaseDocument):
|
||||
drop_dups = cls._meta.get('index_drop_dups', False)
|
||||
index_opts = cls._meta.get('index_opts') or {}
|
||||
index_cls = cls._meta.get('index_cls', True)
|
||||
if IS_PYMONGO_3 and drop_dups:
|
||||
msg = "drop_dups is deprecated and is removed when using PyMongo 3+."
|
||||
warnings.warn(msg, DeprecationWarning)
|
||||
|
||||
collection = cls._get_collection()
|
||||
# 746: when connection is via mongos, the read preference is not necessarily an indication that
|
||||
@ -694,8 +739,11 @@ class Document(BaseDocument):
|
||||
if 'cls' in opts:
|
||||
del opts['cls']
|
||||
|
||||
collection.ensure_index(fields, background=background,
|
||||
drop_dups=drop_dups, **opts)
|
||||
if IS_PYMONGO_3:
|
||||
collection.create_index(fields, background=background, **opts)
|
||||
else:
|
||||
collection.ensure_index(fields, background=background,
|
||||
drop_dups=drop_dups, **opts)
|
||||
|
||||
# If _cls is being used (for polymorphism), it needs an index,
|
||||
# only if another index doesn't begin with _cls
|
||||
@ -707,8 +755,12 @@ class Document(BaseDocument):
|
||||
if 'cls' in index_opts:
|
||||
del index_opts['cls']
|
||||
|
||||
collection.ensure_index('_cls', background=background,
|
||||
**index_opts)
|
||||
if IS_PYMONGO_3:
|
||||
collection.create_index('_cls', background=background,
|
||||
**index_opts)
|
||||
else:
|
||||
collection.ensure_index('_cls', background=background,
|
||||
**index_opts)
|
||||
|
||||
@classmethod
|
||||
def list_indexes(cls, go_up=True, go_down=True):
|
||||
|
||||
@ -119,22 +119,31 @@ class URLField(StringField):
|
||||
"""
|
||||
|
||||
_URL_REGEX = re.compile(
|
||||
r'^(?:http|ftp)s?://' # http:// or https://
|
||||
# domain...
|
||||
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|'
|
||||
r'^(?:[a-z0-9\.\-]*)://' # scheme is validated separately
|
||||
r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}(?<!-)\.?)|' # domain...
|
||||
r'localhost|' # localhost...
|
||||
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' # ...or ip
|
||||
r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|' # ...or ipv4
|
||||
r'\[?[A-F0-9]*:[A-F0-9:]+\]?)' # ...or ipv6
|
||||
r'(?::\d+)?' # optional port
|
||||
r'(?:/?|[/?]\S+)$', re.IGNORECASE)
|
||||
_URL_SCHEMES = ['http', 'https', 'ftp', 'ftps']
|
||||
|
||||
def __init__(self, verify_exists=False, url_regex=None, **kwargs):
|
||||
def __init__(self, verify_exists=False, url_regex=None, schemes=None, **kwargs):
|
||||
self.verify_exists = verify_exists
|
||||
self.url_regex = url_regex or self._URL_REGEX
|
||||
self.schemes = schemes or self._URL_SCHEMES
|
||||
super(URLField, self).__init__(**kwargs)
|
||||
|
||||
def validate(self, value):
|
||||
# Check first if the scheme is valid
|
||||
scheme = value.split('://')[0].lower()
|
||||
if scheme not in self.schemes:
|
||||
self.error('Invalid scheme {} in URL: {}'.format(scheme, value))
|
||||
return
|
||||
|
||||
# Then check full URL
|
||||
if not self.url_regex.match(value):
|
||||
self.error('Invalid URL: %s' % value)
|
||||
self.error('Invalid URL: {}'.format(value))
|
||||
return
|
||||
|
||||
if self.verify_exists:
|
||||
@ -162,7 +171,7 @@ class EmailField(StringField):
|
||||
# quoted-string
|
||||
r'|^"([\001-\010\013\014\016-\037!#-\[\]-\177]|\\[\001-011\013\014\016-\177])*"'
|
||||
# domain (max length of an ICAAN TLD is 22 characters)
|
||||
r')@(?:[A-Z0-9](?:[A-Z0-9-]{0,253}[A-Z0-9])?\.)+[A-Z]{2,22}$', re.IGNORECASE
|
||||
r')@(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}|[A-Z0-9-]{2,}(?<!-))$', re.IGNORECASE
|
||||
)
|
||||
|
||||
def validate(self, value):
|
||||
@ -546,7 +555,7 @@ class EmbeddedDocumentField(BaseField):
|
||||
|
||||
def to_python(self, value):
|
||||
if not isinstance(value, self.document_type):
|
||||
return self.document_type._from_son(value)
|
||||
return self.document_type._from_son(value, _auto_dereference=self._auto_dereference)
|
||||
return value
|
||||
|
||||
def to_mongo(self, value, use_db_field=True, fields=[]):
|
||||
@ -1004,6 +1013,7 @@ class CachedReferenceField(BaseField):
|
||||
|
||||
"""
|
||||
A referencefield with cache fields to purpose pseudo-joins
|
||||
|
||||
.. versionadded:: 0.9
|
||||
"""
|
||||
|
||||
@ -1674,12 +1684,21 @@ class SequenceField(BaseField):
|
||||
cluster of machines, it is easier to create an object ID than have
|
||||
global, uniformly increasing sequence numbers.
|
||||
|
||||
:param collection_name: Name of the counter collection (default 'mongoengine.counters')
|
||||
:param sequence_name: Name of the sequence in the collection (default 'ClassName.counter')
|
||||
:param value_decorator: Any callable to use as a counter (default int)
|
||||
|
||||
Use any callable as `value_decorator` to transform calculated counter into
|
||||
any value suitable for your needs, e.g. string or hexadecimal
|
||||
representation of the default integer counter value.
|
||||
|
||||
|
||||
.. note::
|
||||
|
||||
In case the counter is defined in the abstract document, it will be
|
||||
common to all inherited documents and the default sequence name will
|
||||
be the class name of the abstract document.
|
||||
|
||||
.. versionadded:: 0.5
|
||||
|
||||
.. versionchanged:: 0.8 added `value_decorator`
|
||||
"""
|
||||
|
||||
@ -1694,7 +1713,7 @@ class SequenceField(BaseField):
|
||||
self.sequence_name = sequence_name
|
||||
self.value_decorator = (callable(value_decorator) and
|
||||
value_decorator or self.VALUE_DECORATOR)
|
||||
return super(SequenceField, self).__init__(*args, **kwargs)
|
||||
super(SequenceField, self).__init__(*args, **kwargs)
|
||||
|
||||
def generate(self):
|
||||
"""
|
||||
@ -1740,7 +1759,7 @@ class SequenceField(BaseField):
|
||||
if self.sequence_name:
|
||||
return self.sequence_name
|
||||
owner = self.owner_document
|
||||
if issubclass(owner, Document):
|
||||
if issubclass(owner, Document) and not owner._meta.get('abstract'):
|
||||
return owner._get_collection_name()
|
||||
else:
|
||||
return ''.join('_%s' % c if c.isupper() else c
|
||||
|
||||
@ -258,54 +258,6 @@ class BaseQuerySet(object):
|
||||
"""
|
||||
return self._document(**kwargs).save()
|
||||
|
||||
def get_or_create(self, write_concern=None, auto_save=True,
|
||||
*q_objs, **query):
|
||||
"""Retrieve unique object or create, if it doesn't exist. Returns a
|
||||
tuple of ``(object, created)``, where ``object`` is the retrieved or
|
||||
created object and ``created`` is a boolean specifying whether a new
|
||||
object was created. Raises
|
||||
:class:`~mongoengine.queryset.MultipleObjectsReturned` or
|
||||
`DocumentName.MultipleObjectsReturned` if multiple results are found.
|
||||
A new document will be created if the document doesn't exists; a
|
||||
dictionary of default values for the new document may be provided as a
|
||||
keyword argument called :attr:`defaults`.
|
||||
|
||||
.. note:: This requires two separate operations and therefore a
|
||||
race condition exists. Because there are no transactions in
|
||||
mongoDB other approaches should be investigated, to ensure you
|
||||
don't accidentally duplicate data when using this method. This is
|
||||
now scheduled to be removed before 1.0
|
||||
|
||||
:param write_concern: optional extra keyword arguments used if we
|
||||
have to create a new document.
|
||||
Passes any write_concern onto :meth:`~mongoengine.Document.save`
|
||||
|
||||
:param auto_save: if the object is to be saved automatically if
|
||||
not found.
|
||||
|
||||
.. deprecated:: 0.8
|
||||
.. versionchanged:: 0.6 - added `auto_save`
|
||||
.. versionadded:: 0.3
|
||||
"""
|
||||
msg = ("get_or_create is scheduled to be deprecated. The approach is "
|
||||
"flawed without transactions. Upserts should be preferred.")
|
||||
warnings.warn(msg, DeprecationWarning)
|
||||
|
||||
defaults = query.get('defaults', {})
|
||||
if 'defaults' in query:
|
||||
del query['defaults']
|
||||
|
||||
try:
|
||||
doc = self.get(*q_objs, **query)
|
||||
return doc, False
|
||||
except self._document.DoesNotExist:
|
||||
query.update(defaults)
|
||||
doc = self._document(**query)
|
||||
|
||||
if auto_save:
|
||||
doc.save(write_concern=write_concern)
|
||||
return doc, True
|
||||
|
||||
def first(self):
|
||||
"""Retrieve the first object matching the query.
|
||||
"""
|
||||
@ -1296,6 +1248,27 @@ class BaseQuerySet(object):
|
||||
else:
|
||||
return 0
|
||||
|
||||
def aggregate_sum(self, field):
|
||||
"""Sum over the values of the specified field.
|
||||
|
||||
:param field: the field to sum over; use dot-notation to refer to
|
||||
embedded document fields
|
||||
|
||||
This method is more performant than the regular `sum`, because it uses
|
||||
the aggregation framework instead of map-reduce.
|
||||
"""
|
||||
result = self._document._get_collection().aggregate([
|
||||
{ '$match': self._query },
|
||||
{ '$group': { '_id': 'sum', 'total': { '$sum': '$' + field } } }
|
||||
])
|
||||
if IS_PYMONGO_3:
|
||||
result = list(result)
|
||||
else:
|
||||
result = result.get('result')
|
||||
if result:
|
||||
return result[0]['total']
|
||||
return 0
|
||||
|
||||
def average(self, field):
|
||||
"""Average over the values of the specified field.
|
||||
|
||||
@ -1351,6 +1324,27 @@ class BaseQuerySet(object):
|
||||
else:
|
||||
return 0
|
||||
|
||||
def aggregate_average(self, field):
|
||||
"""Average over the values of the specified field.
|
||||
|
||||
:param field: the field to average over; use dot-notation to refer to
|
||||
embedded document fields
|
||||
|
||||
This method is more performant than the regular `average`, because it
|
||||
uses the aggregation framework instead of map-reduce.
|
||||
"""
|
||||
result = self._document._get_collection().aggregate([
|
||||
{ '$match': self._query },
|
||||
{ '$group': { '_id': 'avg', 'total': { '$avg': '$' + field } } }
|
||||
])
|
||||
if IS_PYMONGO_3:
|
||||
result = list(result)
|
||||
else:
|
||||
result = result.get('result')
|
||||
if result:
|
||||
return result[0]['total']
|
||||
return 0
|
||||
|
||||
def item_frequencies(self, field, normalize=False, map_reduce=True):
|
||||
"""Returns a dictionary of all items present in a field across
|
||||
the whole queried set of documents, and their corresponding frequency.
|
||||
|
||||
@ -44,7 +44,7 @@ def query(_doc_cls=None, _field_operation=False, **query):
|
||||
if len(parts) > 1 and parts[-1] in MATCH_OPERATORS:
|
||||
op = parts.pop()
|
||||
|
||||
#if user escape field name by __
|
||||
# if user escape field name by __
|
||||
if len(parts) > 1 and parts[-1] == "":
|
||||
parts.pop()
|
||||
|
||||
|
||||
@ -275,6 +275,60 @@ class IndexesTest(unittest.TestCase):
|
||||
info = [value['key'] for key, value in info.iteritems()]
|
||||
self.assertTrue([('current.location.point', '2d')] in info)
|
||||
|
||||
def test_explicit_geosphere_index(self):
|
||||
"""Ensure that geosphere indexes work when created via meta[indexes]
|
||||
"""
|
||||
class Place(Document):
|
||||
location = DictField()
|
||||
meta = {
|
||||
'allow_inheritance': True,
|
||||
'indexes': [
|
||||
'(location.point',
|
||||
]
|
||||
}
|
||||
|
||||
self.assertEqual([{'fields': [('location.point', '2dsphere')]}],
|
||||
Place._meta['index_specs'])
|
||||
|
||||
Place.ensure_indexes()
|
||||
info = Place._get_collection().index_information()
|
||||
info = [value['key'] for key, value in info.iteritems()]
|
||||
self.assertTrue([('location.point', '2dsphere')] in info)
|
||||
|
||||
def test_explicit_geohaystack_index(self):
|
||||
"""Ensure that geohaystack indexes work when created via meta[indexes]
|
||||
"""
|
||||
raise SkipTest('GeoHaystack index creation is not supported for now'
|
||||
'from meta, as it requires a bucketSize parameter.')
|
||||
|
||||
class Place(Document):
|
||||
location = DictField()
|
||||
name = StringField()
|
||||
meta = {
|
||||
'indexes': [
|
||||
(')location.point', 'name')
|
||||
]
|
||||
}
|
||||
self.assertEqual([{'fields': [('location.point', 'geoHaystack'), ('name', 1)]}],
|
||||
Place._meta['index_specs'])
|
||||
|
||||
Place.ensure_indexes()
|
||||
info = Place._get_collection().index_information()
|
||||
info = [value['key'] for key, value in info.iteritems()]
|
||||
self.assertTrue([('location.point', 'geoHaystack')] in info)
|
||||
|
||||
def test_create_geohaystack_index(self):
|
||||
"""Ensure that geohaystack indexes can be created
|
||||
"""
|
||||
class Place(Document):
|
||||
location = DictField()
|
||||
name = StringField()
|
||||
|
||||
Place.create_index({'fields': (')location.point', 'name')}, bucketSize=10)
|
||||
info = Place._get_collection().index_information()
|
||||
info = [value['key'] for key, value in info.iteritems()]
|
||||
self.assertTrue([('location.point', 'geoHaystack'), ('name', 1)] in info)
|
||||
|
||||
def test_dictionary_indexes(self):
|
||||
"""Ensure that indexes are used when meta[indexes] contains
|
||||
dictionaries instead of lists.
|
||||
@ -822,6 +876,18 @@ class IndexesTest(unittest.TestCase):
|
||||
key = indexes["title_text"]["key"]
|
||||
self.assertTrue(('_fts', 'text') in key)
|
||||
|
||||
def test_hashed_indexes(self):
|
||||
|
||||
class Book(Document):
|
||||
ref_id = StringField()
|
||||
meta = {
|
||||
"indexes": ["#ref_id"],
|
||||
}
|
||||
|
||||
indexes = Book.objects._collection.index_information()
|
||||
self.assertTrue("ref_id_hashed" in indexes)
|
||||
self.assertTrue(('ref_id', 'hashed') in indexes["ref_id_hashed"]["key"])
|
||||
|
||||
def test_indexes_after_database_drop(self):
|
||||
"""
|
||||
Test to ensure that indexes are re-created on a collection even
|
||||
@ -909,6 +975,30 @@ class IndexesTest(unittest.TestCase):
|
||||
}
|
||||
})
|
||||
|
||||
def test_compound_index_underscore_cls_not_overwritten(self):
|
||||
"""
|
||||
Test that the compound index doesn't get another _cls when it is specified
|
||||
"""
|
||||
class TestDoc(Document):
|
||||
shard_1 = StringField()
|
||||
txt_1 = StringField()
|
||||
|
||||
meta = {
|
||||
'collection': 'test',
|
||||
'allow_inheritance': True,
|
||||
'sparse': True,
|
||||
'shard_key': 'shard_1',
|
||||
'indexes': [
|
||||
('shard_1', '_cls', 'txt_1'),
|
||||
]
|
||||
}
|
||||
|
||||
TestDoc.drop_collection()
|
||||
TestDoc.ensure_indexes()
|
||||
|
||||
index_info = TestDoc._get_collection().index_information()
|
||||
self.assertTrue('shard_1_1__cls_1_txt_1_1' in index_info)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
@ -307,6 +307,69 @@ class InheritanceTest(unittest.TestCase):
|
||||
doc = Animal(name='dog')
|
||||
self.assertFalse('_cls' in doc.to_mongo())
|
||||
|
||||
def test_abstract_handle_ids_in_metaclass_properly(self):
|
||||
|
||||
class City(Document):
|
||||
continent = StringField()
|
||||
meta = {'abstract': True,
|
||||
'allow_inheritance': False}
|
||||
|
||||
class EuropeanCity(City):
|
||||
name = StringField()
|
||||
|
||||
berlin = EuropeanCity(name='Berlin', continent='Europe')
|
||||
self.assertEqual(len(berlin._db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._reverse_db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._fields_ordered), 3)
|
||||
self.assertEqual(berlin._fields_ordered[0], 'id')
|
||||
|
||||
def test_auto_id_not_set_if_specific_in_parent_class(self):
|
||||
|
||||
class City(Document):
|
||||
continent = StringField()
|
||||
city_id = IntField(primary_key=True)
|
||||
meta = {'abstract': True,
|
||||
'allow_inheritance': False}
|
||||
|
||||
class EuropeanCity(City):
|
||||
name = StringField()
|
||||
|
||||
berlin = EuropeanCity(name='Berlin', continent='Europe')
|
||||
self.assertEqual(len(berlin._db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._reverse_db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._fields_ordered), 3)
|
||||
self.assertEqual(berlin._fields_ordered[0], 'city_id')
|
||||
|
||||
def test_auto_id_vs_non_pk_id_field(self):
|
||||
|
||||
class City(Document):
|
||||
continent = StringField()
|
||||
id = IntField()
|
||||
meta = {'abstract': True,
|
||||
'allow_inheritance': False}
|
||||
|
||||
class EuropeanCity(City):
|
||||
name = StringField()
|
||||
|
||||
berlin = EuropeanCity(name='Berlin', continent='Europe')
|
||||
self.assertEqual(len(berlin._db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._reverse_db_field_map), len(berlin._fields_ordered))
|
||||
self.assertEqual(len(berlin._fields_ordered), 4)
|
||||
self.assertEqual(berlin._fields_ordered[0], 'auto_id_0')
|
||||
berlin.save()
|
||||
self.assertEqual(berlin.pk, berlin.auto_id_0)
|
||||
|
||||
def test_abstract_document_creation_does_not_fail(self):
|
||||
|
||||
class City(Document):
|
||||
continent = StringField()
|
||||
meta = {'abstract': True,
|
||||
'allow_inheritance': False}
|
||||
bkk = City(continent='asia')
|
||||
self.assertEqual(None, bkk.pk)
|
||||
# TODO: expected error? Shouldn't we create a new error type?
|
||||
self.assertRaises(KeyError, lambda: setattr(bkk, 'pk', 1))
|
||||
|
||||
def test_allow_inheritance_embedded_document(self):
|
||||
"""Ensure embedded documents respect inheritance
|
||||
"""
|
||||
|
||||
@ -88,7 +88,7 @@ class InstanceTest(unittest.TestCase):
|
||||
options = Log.objects._collection.options()
|
||||
self.assertEqual(options['capped'], True)
|
||||
self.assertEqual(options['max'], 10)
|
||||
self.assertTrue(options['size'] >= 4096)
|
||||
self.assertEqual(options['size'], 4096)
|
||||
|
||||
# Check that the document cannot be redefined with different options
|
||||
def recreate_log_document():
|
||||
@ -103,6 +103,69 @@ class InstanceTest(unittest.TestCase):
|
||||
|
||||
Log.drop_collection()
|
||||
|
||||
def test_capped_collection_default(self):
|
||||
"""Ensure that capped collections defaults work properly.
|
||||
"""
|
||||
class Log(Document):
|
||||
date = DateTimeField(default=datetime.now)
|
||||
meta = {
|
||||
'max_documents': 10,
|
||||
}
|
||||
|
||||
Log.drop_collection()
|
||||
|
||||
# Create a doc to create the collection
|
||||
Log().save()
|
||||
|
||||
options = Log.objects._collection.options()
|
||||
self.assertEqual(options['capped'], True)
|
||||
self.assertEqual(options['max'], 10)
|
||||
self.assertEqual(options['size'], 10 * 2**20)
|
||||
|
||||
# Check that the document with default value can be recreated
|
||||
def recreate_log_document():
|
||||
class Log(Document):
|
||||
date = DateTimeField(default=datetime.now)
|
||||
meta = {
|
||||
'max_documents': 10,
|
||||
}
|
||||
# Create the collection by accessing Document.objects
|
||||
Log.objects
|
||||
recreate_log_document()
|
||||
Log.drop_collection()
|
||||
|
||||
def test_capped_collection_no_max_size_problems(self):
|
||||
"""Ensure that capped collections with odd max_size work properly.
|
||||
MongoDB rounds up max_size to next multiple of 256, recreating a doc
|
||||
with the same spec failed in mongoengine <0.10
|
||||
"""
|
||||
class Log(Document):
|
||||
date = DateTimeField(default=datetime.now)
|
||||
meta = {
|
||||
'max_size': 10000,
|
||||
}
|
||||
|
||||
Log.drop_collection()
|
||||
|
||||
# Create a doc to create the collection
|
||||
Log().save()
|
||||
|
||||
options = Log.objects._collection.options()
|
||||
self.assertEqual(options['capped'], True)
|
||||
self.assertTrue(options['size'] >= 10000)
|
||||
|
||||
# Check that the document with odd max_size value can be recreated
|
||||
def recreate_log_document():
|
||||
class Log(Document):
|
||||
date = DateTimeField(default=datetime.now)
|
||||
meta = {
|
||||
'max_size': 10000,
|
||||
}
|
||||
# Create the collection by accessing Document.objects
|
||||
Log.objects
|
||||
recreate_log_document()
|
||||
Log.drop_collection()
|
||||
|
||||
def test_repr(self):
|
||||
"""Ensure that unicode representation works
|
||||
"""
|
||||
@ -954,11 +1017,12 @@ class InstanceTest(unittest.TestCase):
|
||||
self.assertEqual(w1.save_id, UUID(1))
|
||||
self.assertEqual(w1.count, 0)
|
||||
|
||||
# mismatch in save_condition prevents save
|
||||
# mismatch in save_condition prevents save and raise exception
|
||||
flip(w1)
|
||||
self.assertTrue(w1.toggle)
|
||||
self.assertEqual(w1.count, 1)
|
||||
w1.save(save_condition={'save_id': UUID(42)})
|
||||
self.assertRaises(OperationError,
|
||||
w1.save, save_condition={'save_id': UUID(42)})
|
||||
w1.reload()
|
||||
self.assertFalse(w1.toggle)
|
||||
self.assertEqual(w1.count, 0)
|
||||
@ -986,7 +1050,8 @@ class InstanceTest(unittest.TestCase):
|
||||
self.assertEqual(w1.count, 2)
|
||||
flip(w2)
|
||||
flip(w2)
|
||||
w2.save(save_condition={'save_id': old_id})
|
||||
self.assertRaises(OperationError,
|
||||
w2.save, save_condition={'save_id': old_id})
|
||||
w2.reload()
|
||||
self.assertFalse(w2.toggle)
|
||||
self.assertEqual(w2.count, 2)
|
||||
@ -998,7 +1063,8 @@ class InstanceTest(unittest.TestCase):
|
||||
self.assertTrue(w1.toggle)
|
||||
self.assertEqual(w1.count, 3)
|
||||
flip(w1)
|
||||
w1.save(save_condition={'count__gte': w1.count})
|
||||
self.assertRaises(OperationError,
|
||||
w1.save, save_condition={'count__gte': w1.count})
|
||||
w1.reload()
|
||||
self.assertTrue(w1.toggle)
|
||||
self.assertEqual(w1.count, 3)
|
||||
|
||||
@ -39,6 +39,7 @@ class FieldTest(unittest.TestCase):
|
||||
def tearDown(self):
|
||||
self.db.drop_collection('fs.files')
|
||||
self.db.drop_collection('fs.chunks')
|
||||
self.db.drop_collection('mongoengine.counters')
|
||||
|
||||
def test_default_values_nothing_set(self):
|
||||
"""Ensure that default field values are used when creating a document.
|
||||
@ -341,6 +342,23 @@ class FieldTest(unittest.TestCase):
|
||||
link.url = 'http://www.google.com:8080'
|
||||
link.validate()
|
||||
|
||||
def test_url_scheme_validation(self):
|
||||
"""Ensure that URLFields validate urls with specific schemes properly.
|
||||
"""
|
||||
class Link(Document):
|
||||
url = URLField()
|
||||
|
||||
class SchemeLink(Document):
|
||||
url = URLField(schemes=['ws', 'irc'])
|
||||
|
||||
link = Link()
|
||||
link.url = 'ws://google.com'
|
||||
self.assertRaises(ValidationError, link.validate)
|
||||
|
||||
scheme_link = SchemeLink()
|
||||
scheme_link.url = 'ws://google.com'
|
||||
scheme_link.validate()
|
||||
|
||||
def test_int_validation(self):
|
||||
"""Ensure that invalid values cannot be assigned to int fields.
|
||||
"""
|
||||
@ -2134,9 +2152,7 @@ class FieldTest(unittest.TestCase):
|
||||
obj = Product.objects(company=None).first()
|
||||
self.assertEqual(obj, me)
|
||||
|
||||
obj, created = Product.objects.get_or_create(company=None)
|
||||
|
||||
self.assertEqual(created, False)
|
||||
obj = Product.objects.get(company=None)
|
||||
self.assertEqual(obj, me)
|
||||
|
||||
def test_reference_query_conversion(self):
|
||||
@ -2954,6 +2970,57 @@ class FieldTest(unittest.TestCase):
|
||||
self.assertEqual(1, post.comments[0].id)
|
||||
self.assertEqual(2, post.comments[1].id)
|
||||
|
||||
def test_inherited_sequencefield(self):
|
||||
class Base(Document):
|
||||
name = StringField()
|
||||
counter = SequenceField()
|
||||
meta = {'abstract': True}
|
||||
|
||||
class Foo(Base):
|
||||
pass
|
||||
|
||||
class Bar(Base):
|
||||
pass
|
||||
|
||||
bar = Bar(name='Bar')
|
||||
bar.save()
|
||||
|
||||
foo = Foo(name='Foo')
|
||||
foo.save()
|
||||
|
||||
self.assertTrue('base.counter' in
|
||||
self.db['mongoengine.counters'].find().distinct('_id'))
|
||||
self.assertFalse(('foo.counter' or 'bar.counter') in
|
||||
self.db['mongoengine.counters'].find().distinct('_id'))
|
||||
self.assertNotEqual(foo.counter, bar.counter)
|
||||
self.assertEqual(foo._fields['counter'].owner_document, Base)
|
||||
self.assertEqual(bar._fields['counter'].owner_document, Base)
|
||||
|
||||
def test_no_inherited_sequencefield(self):
|
||||
class Base(Document):
|
||||
name = StringField()
|
||||
meta = {'abstract': True}
|
||||
|
||||
class Foo(Base):
|
||||
counter = SequenceField()
|
||||
|
||||
class Bar(Base):
|
||||
counter = SequenceField()
|
||||
|
||||
bar = Bar(name='Bar')
|
||||
bar.save()
|
||||
|
||||
foo = Foo(name='Foo')
|
||||
foo.save()
|
||||
|
||||
self.assertFalse('base.counter' in
|
||||
self.db['mongoengine.counters'].find().distinct('_id'))
|
||||
self.assertTrue(('foo.counter' and 'bar.counter') in
|
||||
self.db['mongoengine.counters'].find().distinct('_id'))
|
||||
self.assertEqual(foo.counter, bar.counter)
|
||||
self.assertEqual(foo._fields['counter'].owner_document, Foo)
|
||||
self.assertEqual(bar._fields['counter'].owner_document, Bar)
|
||||
|
||||
def test_generic_embedded_document(self):
|
||||
class Car(EmbeddedDocument):
|
||||
name = StringField()
|
||||
@ -3088,7 +3155,6 @@ class FieldTest(unittest.TestCase):
|
||||
self.assertTrue(user.validate() is None)
|
||||
|
||||
user = User(email=("Kofq@rhom0e4klgauOhpbpNdogawnyIKvQS0wk2mjqrgGQ5S"
|
||||
"ucictfqpdkK9iS1zeFw8sg7s7cwAF7suIfUfeyueLpfosjn3"
|
||||
"aJIazqqWkm7.net"))
|
||||
self.assertTrue(user.validate() is None)
|
||||
|
||||
|
||||
@ -13,7 +13,7 @@ import pymongo
|
||||
from pymongo.errors import ConfigurationError
|
||||
from pymongo.read_preferences import ReadPreference
|
||||
|
||||
from bson import ObjectId
|
||||
from bson import ObjectId, DBRef
|
||||
|
||||
from mongoengine import *
|
||||
from mongoengine.connection import get_connection, get_db
|
||||
@ -340,8 +340,7 @@ class QuerySetTest(unittest.TestCase):
|
||||
|
||||
write_concern = {"fsync": True}
|
||||
|
||||
author, created = self.Person.objects.get_or_create(
|
||||
name='Test User', write_concern=write_concern)
|
||||
author = self.Person.objects.create(name='Test User')
|
||||
author.save(write_concern=write_concern)
|
||||
|
||||
result = self.Person.objects.update(
|
||||
@ -630,6 +629,40 @@ class QuerySetTest(unittest.TestCase):
|
||||
self.assertRaises(ValidationError, Doc.objects().update, dt_f="datetime", upsert=True)
|
||||
self.assertRaises(ValidationError, Doc.objects().update, ed_f__str_f=1, upsert=True)
|
||||
|
||||
def test_update_related_models( self ):
|
||||
class TestPerson( Document ):
|
||||
name = StringField()
|
||||
|
||||
class TestOrganization( Document ):
|
||||
name = StringField()
|
||||
owner = ReferenceField( TestPerson )
|
||||
|
||||
TestPerson.drop_collection()
|
||||
TestOrganization.drop_collection()
|
||||
|
||||
p = TestPerson( name='p1' )
|
||||
p.save()
|
||||
o = TestOrganization( name='o1' )
|
||||
o.save()
|
||||
|
||||
o.owner = p
|
||||
p.name = 'p2'
|
||||
|
||||
self.assertEqual( o._get_changed_fields(), [ 'owner' ] )
|
||||
self.assertEqual( p._get_changed_fields(), [ 'name' ] )
|
||||
|
||||
o.save()
|
||||
|
||||
self.assertEqual( o._get_changed_fields(), [] )
|
||||
self.assertEqual( p._get_changed_fields(), [ 'name' ] ) # Fails; it's empty
|
||||
|
||||
# This will do NOTHING at all, even though we changed the name
|
||||
p.save()
|
||||
|
||||
p.reload()
|
||||
|
||||
self.assertEqual( p.name, 'p2' ) # Fails; it's still `p1`
|
||||
|
||||
def test_upsert(self):
|
||||
self.Person.drop_collection()
|
||||
|
||||
@ -659,37 +692,42 @@ class QuerySetTest(unittest.TestCase):
|
||||
self.assertEqual("Bob", bob.name)
|
||||
self.assertEqual(30, bob.age)
|
||||
|
||||
def test_get_or_create(self):
|
||||
"""Ensure that ``get_or_create`` returns one result or creates a new
|
||||
document.
|
||||
"""
|
||||
person1 = self.Person(name="User A", age=20)
|
||||
person1.save()
|
||||
person2 = self.Person(name="User B", age=30)
|
||||
person2.save()
|
||||
def test_save_and_only_on_fields_with_default(self):
|
||||
class Embed(EmbeddedDocument):
|
||||
field = IntField()
|
||||
|
||||
# Retrieve the first person from the database
|
||||
self.assertRaises(MultipleObjectsReturned,
|
||||
self.Person.objects.get_or_create)
|
||||
self.assertRaises(self.Person.MultipleObjectsReturned,
|
||||
self.Person.objects.get_or_create)
|
||||
class B(Document):
|
||||
meta = {'collection': 'b'}
|
||||
|
||||
# Use a query to filter the people found to just person2
|
||||
person, created = self.Person.objects.get_or_create(age=30)
|
||||
self.assertEqual(person.name, "User B")
|
||||
self.assertEqual(created, False)
|
||||
field = IntField(default=1)
|
||||
embed = EmbeddedDocumentField(Embed, default=Embed)
|
||||
embed_no_default = EmbeddedDocumentField(Embed)
|
||||
|
||||
person, created = self.Person.objects.get_or_create(age__lt=30)
|
||||
self.assertEqual(person.name, "User A")
|
||||
self.assertEqual(created, False)
|
||||
# Creating {field : 2, embed : {field: 2}, embed_no_default: {field: 2}}
|
||||
val = 2
|
||||
embed = Embed()
|
||||
embed.field = val
|
||||
record = B()
|
||||
record.field = val
|
||||
record.embed = embed
|
||||
record.embed_no_default = embed
|
||||
record.save()
|
||||
|
||||
# Try retrieving when no objects exists - new doc should be created
|
||||
kwargs = dict(age=50, defaults={'name': 'User C'})
|
||||
person, created = self.Person.objects.get_or_create(**kwargs)
|
||||
self.assertEqual(created, True)
|
||||
# Checking it was saved correctly
|
||||
record.reload()
|
||||
self.assertEqual(record.field, 2)
|
||||
self.assertEqual(record.embed_no_default.field, 2)
|
||||
self.assertEqual(record.embed.field, 2)
|
||||
|
||||
person = self.Person.objects.get(age=50)
|
||||
self.assertEqual(person.name, "User C")
|
||||
# Request only the _id field and save
|
||||
clone = B.objects().only('id').first()
|
||||
clone.save()
|
||||
|
||||
# Reload the record and see that the embed data is not lost
|
||||
record.reload()
|
||||
self.assertEqual(record.field, 2)
|
||||
self.assertEqual(record.embed_no_default.field, 2)
|
||||
self.assertEqual(record.embed.field, 2)
|
||||
|
||||
def test_bulk_insert(self):
|
||||
"""Ensure that bulk insert works
|
||||
@ -2668,26 +2706,58 @@ class QuerySetTest(unittest.TestCase):
|
||||
|
||||
avg = float(sum(ages)) / (len(ages) + 1) # take into account the 0
|
||||
self.assertAlmostEqual(int(self.Person.objects.average('age')), avg)
|
||||
self.assertAlmostEqual(
|
||||
int(self.Person.objects.aggregate_average('age')), avg
|
||||
)
|
||||
|
||||
self.Person(name='ageless person').save()
|
||||
self.assertEqual(int(self.Person.objects.average('age')), avg)
|
||||
self.assertEqual(
|
||||
int(self.Person.objects.aggregate_average('age')), avg
|
||||
)
|
||||
|
||||
# dot notation
|
||||
self.Person(
|
||||
name='person meta', person_meta=self.PersonMeta(weight=0)).save()
|
||||
self.assertAlmostEqual(
|
||||
int(self.Person.objects.average('person_meta.weight')), 0)
|
||||
self.assertAlmostEqual(
|
||||
int(self.Person.objects.aggregate_average('person_meta.weight')),
|
||||
0
|
||||
)
|
||||
|
||||
for i, weight in enumerate(ages):
|
||||
self.Person(
|
||||
name='test meta%i', person_meta=self.PersonMeta(weight=weight)).save()
|
||||
|
||||
self.assertAlmostEqual(
|
||||
int(self.Person.objects.average('person_meta.weight')), avg)
|
||||
int(self.Person.objects.average('person_meta.weight')), avg
|
||||
)
|
||||
self.assertAlmostEqual(
|
||||
int(self.Person.objects.aggregate_average('person_meta.weight')),
|
||||
avg
|
||||
)
|
||||
|
||||
self.Person(name='test meta none').save()
|
||||
self.assertEqual(
|
||||
int(self.Person.objects.average('person_meta.weight')), avg)
|
||||
int(self.Person.objects.average('person_meta.weight')), avg
|
||||
)
|
||||
self.assertEqual(
|
||||
int(self.Person.objects.aggregate_average('person_meta.weight')),
|
||||
avg
|
||||
)
|
||||
|
||||
# test summing over a filtered queryset
|
||||
over_50 = [a for a in ages if a >= 50]
|
||||
avg = float(sum(over_50)) / len(over_50)
|
||||
self.assertEqual(
|
||||
self.Person.objects.filter(age__gte=50).average('age'),
|
||||
avg
|
||||
)
|
||||
self.assertEqual(
|
||||
self.Person.objects.filter(age__gte=50).aggregate_average('age'),
|
||||
avg
|
||||
)
|
||||
|
||||
def test_sum(self):
|
||||
"""Ensure that field can be summed over correctly.
|
||||
@ -2696,20 +2766,44 @@ class QuerySetTest(unittest.TestCase):
|
||||
for i, age in enumerate(ages):
|
||||
self.Person(name='test%s' % i, age=age).save()
|
||||
|
||||
self.assertEqual(int(self.Person.objects.sum('age')), sum(ages))
|
||||
self.assertEqual(self.Person.objects.sum('age'), sum(ages))
|
||||
self.assertEqual(
|
||||
self.Person.objects.aggregate_sum('age'), sum(ages)
|
||||
)
|
||||
|
||||
self.Person(name='ageless person').save()
|
||||
self.assertEqual(int(self.Person.objects.sum('age')), sum(ages))
|
||||
self.assertEqual(self.Person.objects.sum('age'), sum(ages))
|
||||
self.assertEqual(
|
||||
self.Person.objects.aggregate_sum('age'), sum(ages)
|
||||
)
|
||||
|
||||
for i, age in enumerate(ages):
|
||||
self.Person(name='test meta%s' %
|
||||
i, person_meta=self.PersonMeta(weight=age)).save()
|
||||
|
||||
self.assertEqual(
|
||||
int(self.Person.objects.sum('person_meta.weight')), sum(ages))
|
||||
self.Person.objects.sum('person_meta.weight'), sum(ages)
|
||||
)
|
||||
self.assertEqual(
|
||||
self.Person.objects.aggregate_sum('person_meta.weight'),
|
||||
sum(ages)
|
||||
)
|
||||
|
||||
self.Person(name='weightless person').save()
|
||||
self.assertEqual(int(self.Person.objects.sum('age')), sum(ages))
|
||||
self.assertEqual(self.Person.objects.sum('age'), sum(ages))
|
||||
self.assertEqual(
|
||||
self.Person.objects.aggregate_sum('age'), sum(ages)
|
||||
)
|
||||
|
||||
# test summing over a filtered queryset
|
||||
self.assertEqual(
|
||||
self.Person.objects.filter(age__gte=50).sum('age'),
|
||||
sum([a for a in ages if a >= 50])
|
||||
)
|
||||
self.assertEqual(
|
||||
self.Person.objects.filter(age__gte=50).aggregate_sum('age'),
|
||||
sum([a for a in ages if a >= 50])
|
||||
)
|
||||
|
||||
def test_embedded_average(self):
|
||||
class Pay(EmbeddedDocument):
|
||||
@ -3655,11 +3749,9 @@ class QuerySetTest(unittest.TestCase):
|
||||
def test_scalar(self):
|
||||
|
||||
class Organization(Document):
|
||||
id = ObjectIdField('_id')
|
||||
name = StringField()
|
||||
|
||||
class User(Document):
|
||||
id = ObjectIdField('_id')
|
||||
name = StringField()
|
||||
organization = ObjectIdField()
|
||||
|
||||
@ -4185,6 +4277,41 @@ class QuerySetTest(unittest.TestCase):
|
||||
Organization))
|
||||
self.assertTrue(isinstance(qs.first().organization, Organization))
|
||||
|
||||
def test_no_dereference_embedded_doc(self):
|
||||
|
||||
class User(Document):
|
||||
name = StringField()
|
||||
|
||||
class Member(EmbeddedDocument):
|
||||
name = StringField()
|
||||
user = ReferenceField(User)
|
||||
|
||||
class Organization(Document):
|
||||
name = StringField()
|
||||
members = ListField(EmbeddedDocumentField(Member))
|
||||
ceo = ReferenceField(User)
|
||||
member = EmbeddedDocumentField(Member)
|
||||
admin = ListField(ReferenceField(User))
|
||||
|
||||
Organization.drop_collection()
|
||||
User.drop_collection()
|
||||
|
||||
user = User(name="Flash")
|
||||
user.save()
|
||||
|
||||
member = Member(name="Flash", user=user)
|
||||
|
||||
company = Organization(name="Mongo Inc", ceo=user, member=member)
|
||||
company.admin.append(user)
|
||||
company.members.append(member)
|
||||
company.save()
|
||||
|
||||
result = Organization.objects().no_dereference().first()
|
||||
|
||||
self.assertTrue(isinstance(result.admin[0], (DBRef, ObjectId)))
|
||||
self.assertTrue(isinstance(result.member.user, (DBRef, ObjectId)))
|
||||
self.assertTrue(isinstance(result.members[0].user, (DBRef, ObjectId)))
|
||||
|
||||
def test_cached_queryset(self):
|
||||
class Person(Document):
|
||||
name = StringField()
|
||||
@ -4622,6 +4749,13 @@ class QuerySetTest(unittest.TestCase):
|
||||
self.assertEquals(Animal.objects(folded_ears=True).count(), 1)
|
||||
self.assertEquals(Animal.objects(whiskers_length=5.1).count(), 1)
|
||||
|
||||
def test_loop_via_invalid_id_does_not_crash(self):
|
||||
class Person(Document):
|
||||
name = StringField()
|
||||
Person.objects.delete()
|
||||
Person._get_collection().update({"name": "a"}, {"$set": {"_id": ""}}, upsert=True)
|
||||
for p in Person.objects():
|
||||
self.assertEqual(p.name, 'a')
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
@ -224,6 +224,15 @@ class TransformTest(unittest.TestCase):
|
||||
self.assertEqual(1, Doc.objects(item__type__="axe").count())
|
||||
self.assertEqual(1, Doc.objects(item__name__="Heroic axe").count())
|
||||
|
||||
def test_understandable_error_raised(self):
|
||||
class Event(Document):
|
||||
title = StringField()
|
||||
location = GeoPointField()
|
||||
|
||||
box = [(35.0, -125.0), (40.0, -100.0)]
|
||||
# I *meant* to execute location__within_box=box
|
||||
events = Event.objects(location__within=box)
|
||||
self.assertRaises(InvalidQueryError, lambda: events.count())
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
@ -1026,6 +1026,43 @@ class FieldTest(unittest.TestCase):
|
||||
self.assertEqual(type(foo.bar), Bar)
|
||||
self.assertEqual(type(foo.baz), Baz)
|
||||
|
||||
|
||||
def test_document_reload_reference_integrity(self):
|
||||
"""
|
||||
Ensure reloading a document with multiple similar id
|
||||
in different collections doesn't mix them.
|
||||
"""
|
||||
class Topic(Document):
|
||||
id = IntField(primary_key=True)
|
||||
class User(Document):
|
||||
id = IntField(primary_key=True)
|
||||
name = StringField()
|
||||
class Message(Document):
|
||||
id = IntField(primary_key=True)
|
||||
topic = ReferenceField(Topic)
|
||||
author = ReferenceField(User)
|
||||
|
||||
Topic.drop_collection()
|
||||
User.drop_collection()
|
||||
Message.drop_collection()
|
||||
|
||||
# All objects share the same id, but each in a different collection
|
||||
topic = Topic(id=1).save()
|
||||
user = User(id=1, name='user-name').save()
|
||||
Message(id=1, topic=topic, author=user).save()
|
||||
|
||||
concurrent_change_user = User.objects.get(id=1)
|
||||
concurrent_change_user.name = 'new-name'
|
||||
concurrent_change_user.save()
|
||||
self.assertNotEqual(user.name, 'new-name')
|
||||
|
||||
msg = Message.objects.get(id=1)
|
||||
msg.reload()
|
||||
self.assertEqual(msg.topic, topic)
|
||||
self.assertEqual(msg.author, user)
|
||||
self.assertEqual(msg.author.name, 'new-name')
|
||||
|
||||
|
||||
def test_list_lookup_not_checked_in_map(self):
|
||||
"""Ensure we dereference list data correctly
|
||||
"""
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user