Merge pull request #2055 from bagerard/improve_test_cov

Improve test cov

mongoengine/base/metaclasses.py

@@ -184,9 +184,6 @@ class DocumentMetaclass(type):
                 if issubclass(new_class, EmbeddedDocument):
                     raise InvalidDocumentError('CachedReferenceFields is not '
                                                'allowed in EmbeddedDocuments')
-                if not f.document_type:
-                    raise InvalidDocumentError(
-                        'Document is not available to sync')
 
                 if f.auto_sync:
                     f.start_listener()

mongoengine/common.py

@@ -31,7 +31,6 @@ def _import_class(cls_name):
 
     field_classes = _field_list_cache
 
-    queryset_classes = ('OperationError',)
     deref_classes = ('DeReference',)
 
     if cls_name == 'BaseDocument':
@@ -43,14 +42,11 @@ def _import_class(cls_name):
     elif cls_name in field_classes:
         from mongoengine import fields as module
         import_classes = field_classes
-    elif cls_name in queryset_classes:
-        from mongoengine import queryset as module
-        import_classes = queryset_classes
     elif cls_name in deref_classes:
         from mongoengine import dereference as module
         import_classes = deref_classes
     else:
-        raise ValueError('No import set for: ' % cls_name)
+        raise ValueError('No import set for: %s' % cls_name)
 
     for cls in import_classes:
         _class_registry_cache[cls] = getattr(module, cls)

mongoengine/errors.py

@@ -110,9 +110,6 @@ class ValidationError(AssertionError):
 
         def build_dict(source):
             errors_dict = {}
-            if not source:
-                return errors_dict
-
             if isinstance(source, dict):
                 for field_name, error in iteritems(source):
                     errors_dict[field_name] = build_dict(error)

mongoengine/fields.py

@@ -152,12 +152,10 @@ class URLField(StringField):
         scheme = value.split('://')[0].lower()
         if scheme not in self.schemes:
             self.error(u'Invalid scheme {} in URL: {}'.format(scheme, value))
-            return
 
         # Then check full URL
         if not self.url_regex.match(value):
             self.error(u'Invalid URL: {}'.format(value))
-            return
 
 
 class EmailField(StringField):
@@ -259,10 +257,10 @@ class EmailField(StringField):
             try:
                 domain_part = domain_part.encode('idna').decode('ascii')
             except UnicodeError:
-                self.error(self.error_msg % value)
+                self.error("%s %s" % (self.error_msg % value, "(domain failed IDN encoding)"))
             else:
                 if not self.validate_domain_part(domain_part):
-                    self.error(self.error_msg % value)
+                    self.error("%s %s" % (self.error_msg % value, "(domain validation failed)"))
 
 
 class IntField(BaseField):

mongoengine/queryset/base.py

@@ -197,7 +197,7 @@ class BaseQuerySet(object):
                 only_fields=self.only_fields
             )
 
-        raise AttributeError('Provide a slice or an integer index')
+        raise TypeError('Provide a slice or an integer index')
 
     def __iter__(self):
         raise NotImplementedError

mongoengine/queryset/transform.py

@@ -88,18 +88,10 @@ def query(_doc_cls=None, **kwargs):
             singular_ops = [None, 'ne', 'gt', 'gte', 'lt', 'lte', 'not']
             singular_ops += STRING_OPERATORS
             if op in singular_ops:
-                if isinstance(field, six.string_types):
-                    if (op in STRING_OPERATORS and
-                            isinstance(value, six.string_types)):
-                        StringField = _import_class('StringField')
-                        value = StringField.prepare_query_value(op, value)
-                    else:
-                        value = field
-                else:
-                    value = field.prepare_query_value(op, value)
+                value = field.prepare_query_value(op, value)
 
-                    if isinstance(field, CachedReferenceField) and value:
-                        value = value['_id']
+                if isinstance(field, CachedReferenceField) and value:
+                    value = value['_id']
 
             elif op in ('in', 'nin', 'all', 'near') and not isinstance(value, dict):
                 # Raise an error if the in/nin/all/near param is not iterable.
@@ -308,10 +300,6 @@ def update(_doc_cls=None, **update):
 
         key = '.'.join(parts)
 
-        if not op:
-            raise InvalidQueryError('Updates must supply an operation '
-                                    'eg: set__FIELD=value')
-
         if 'pull' in op and '.' in key:
             # Dot operators don't work on pull operations
             # unless they point to a list field

tests/document/indexes.py

@@ -593,8 +593,9 @@ class IndexesTest(unittest.TestCase):
         # Two posts with the same slug is not allowed
         post2 = BlogPost(title='test2', slug='test')
         self.assertRaises(NotUniqueError, post2.save)
+        self.assertRaises(NotUniqueError, BlogPost.objects.insert, post2)
 
-        # Ensure backwards compatibilty for errors
+        # Ensure backwards compatibility for errors
         self.assertRaises(OperationError, post2.save)
 
     @requires_mongodb_gte_34
@@ -826,6 +827,18 @@ class IndexesTest(unittest.TestCase):
         self.assertEqual(3600,
                          info['created_1']['expireAfterSeconds'])
 
+    def test_index_drop_dups_silently_ignored(self):
+        class Customer(Document):
+            cust_id = IntField(unique=True, required=True)
+            meta = {
+                'indexes': ['cust_id'],
+                'index_drop_dups': True,
+                'allow_inheritance': False,
+            }
+
+        Customer.drop_collection()
+        Customer.objects.first()
+
     def test_unique_and_indexes(self):
         """Ensure that 'unique' constraints aren't overridden by
         meta.indexes.
@@ -842,11 +855,16 @@ class IndexesTest(unittest.TestCase):
         cust.save()
 
         cust_dupe = Customer(cust_id=1)
-        try:
+        with self.assertRaises(NotUniqueError):
             cust_dupe.save()
-            raise AssertionError("We saved a dupe!")
-        except NotUniqueError:
-            pass
+
+        cust = Customer(cust_id=2)
+        cust.save()
+
+        # duplicate key on update
+        with self.assertRaises(NotUniqueError):
+            cust.cust_id = 1
+            cust.save()
 
     def test_primary_save_duplicate_update_existing_object(self):
         """If you set a field as primary, then unexpected behaviour can occur.

tests/document/instance.py

@@ -420,6 +420,12 @@ class InstanceTest(MongoDBTestCase):
         person.save()
         person.to_dbref()
 
+    def test_key_like_attribute_access(self):
+        person = self.Person(age=30)
+        self.assertEqual(person['age'], 30)
+        with self.assertRaises(KeyError):
+            person['unknown_attr']
+
     def test_save_abstract_document(self):
         """Saving an abstract document should fail."""
         class Doc(Document):

tests/fields/geo.py

@@ -40,6 +40,11 @@ class GeoFieldTest(unittest.TestCase):
             expected = "Both values (%s) in point must be float or int" % repr(coord)
             self._test_for_expected_error(Location, coord, expected)
 
+        invalid_coords = [21, 4, 'a']
+        for coord in invalid_coords:
+            expected = "GeoPointField can only accept tuples or lists of (x, y)"
+            self._test_for_expected_error(Location, coord, expected)
+
     def test_point_validation(self):
         class Location(Document):
             loc = PointField()

tests/fields/test_cached_reference_field.py

@@ -208,10 +208,7 @@ class TestCachedReferenceField(MongoDBTestCase):
                 ('pj', "PJ")
             )
             name = StringField()
-            tp = StringField(
-                choices=TYPES
-            )
-
+            tp = StringField(choices=TYPES)
             father = CachedReferenceField('self', fields=('tp',))
 
         Person.drop_collection()
@@ -222,6 +219,9 @@ class TestCachedReferenceField(MongoDBTestCase):
         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",
@@ -374,6 +374,9 @@ class TestCachedReferenceField(MongoDBTestCase):
         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()

tests/fields/test_datetime_field.py

@@ -172,6 +172,9 @@ class TestDateTimeField(MongoDBTestCase):
         log.time = datetime.datetime.now().isoformat(' ')
         log.validate()
 
+        log.time = '2019-05-16 21:42:57.897847'
+        log.validate()
+
         if dateutil:
             log.time = datetime.datetime.now().isoformat('T')
             log.validate()
@@ -180,6 +183,12 @@ class TestDateTimeField(MongoDBTestCase):
         self.assertRaises(ValidationError, log.validate)
         log.time = 'ABC'
         self.assertRaises(ValidationError, log.validate)
+        log.time = '2019-05-16 21:GARBAGE:12'
+        self.assertRaises(ValidationError, log.validate)
+        log.time = '2019-05-16 21:42:57.GARBAGE'
+        self.assertRaises(ValidationError, log.validate)
+        log.time = '2019-05-16 21:42:57.123.456'
+        self.assertRaises(ValidationError, log.validate)
 
 
 class TestDateTimeTzAware(MongoDBTestCase):

tests/fields/test_email_field.py

@@ -75,6 +75,16 @@ class TestEmailField(MongoDBTestCase):
         user = User(email='me@localhost')
         user.validate()
 
+    def test_email_domain_validation_fails_if_invalid_idn(self):
+        class User(Document):
+            email = EmailField()
+
+        invalid_idn = '.google.com'
+        user = User(email='me@%s' % invalid_idn)
+        with self.assertRaises(ValidationError) as ctx_err:
+            user.validate()
+        self.assertIn("domain failed IDN encoding", str(ctx_err.exception))
+
     def test_email_field_ip_domain(self):
         class User(Document):
             email = EmailField()

tests/fields/test_lazy_reference_field.py

@@ -13,6 +13,35 @@ class TestLazyReferenceField(MongoDBTestCase):
         # with a document class name.
         self.assertRaises(ValidationError, LazyReferenceField, EmbeddedDocument)
 
+    def test___repr__(self):
+        class Animal(Document):
+            pass
+
+        class Ocurrence(Document):
+            animal = LazyReferenceField(Animal)
+
+        Animal.drop_collection()
+        Ocurrence.drop_collection()
+
+        animal = Animal()
+        oc = Ocurrence(animal=animal)
+        self.assertIn('LazyReference', repr(oc.animal))
+
+    def test___getattr___unknown_attr_raises_attribute_error(self):
+        class Animal(Document):
+            pass
+
+        class Ocurrence(Document):
+            animal = LazyReferenceField(Animal)
+
+        Animal.drop_collection()
+        Ocurrence.drop_collection()
+
+        animal = Animal().save()
+        oc = Ocurrence(animal=animal)
+        with self.assertRaises(AttributeError):
+            oc.animal.not_exist
+
     def test_lazy_reference_simple(self):
         class Animal(Document):
             name = StringField()
@@ -479,6 +508,23 @@ class TestGenericLazyReferenceField(MongoDBTestCase):
         p = Ocurrence.objects.get()
         self.assertIs(p.animal, None)
 
+    def test_generic_lazy_reference_accepts_string_instead_of_class(self):
+        class Animal(Document):
+            name = StringField()
+            tag = StringField()
+
+        class Ocurrence(Document):
+            person = StringField()
+            animal = GenericLazyReferenceField('Animal')
+
+        Animal.drop_collection()
+        Ocurrence.drop_collection()
+
+        animal = Animal().save()
+        Ocurrence(animal=animal).save()
+        p = Ocurrence.objects.get()
+        self.assertEqual(p.animal, animal)
+
     def test_generic_lazy_reference_embedded(self):
         class Animal(Document):
             name = StringField()

tests/fields/test_long_field.py

@@ -39,9 +39,9 @@ class TestLongField(MongoDBTestCase):
 
         doc.value = -1
         self.assertRaises(ValidationError, doc.validate)
-        doc.age = 120
+        doc.value = 120
         self.assertRaises(ValidationError, doc.validate)
-        doc.age = 'ten'
+        doc.value = 'ten'
         self.assertRaises(ValidationError, doc.validate)
 
     def test_long_ne_operator(self):

tests/queryset/queryset.py

@@ -158,6 +158,11 @@ class QuerySetTest(unittest.TestCase):
         self.assertEqual(person.name, 'User B')
         self.assertEqual(person.age, None)
 
+    def test___getitem___invalid_index(self):
+        """Ensure slicing a queryset works as expected."""
+        with self.assertRaises(TypeError):
+            self.Person.objects()['a']
+
     def test_slice(self):
         """Ensure slicing a queryset works as expected."""
         user_a = self.Person.objects.create(name='User A', age=20)
@@ -986,6 +991,29 @@ class QuerySetTest(unittest.TestCase):
         inserted_comment_id = Comment.objects.insert(comment, load_bulk=False)
         self.assertEqual(comment.id, inserted_comment_id)
 
+    def test_bulk_insert_accepts_doc_with_ids(self):
+        class Comment(Document):
+            id = IntField(primary_key=True)
+
+        Comment.drop_collection()
+
+        com1 = Comment(id=0)
+        com2 = Comment(id=1)
+        Comment.objects.insert([com1, com2])
+
+    def test_insert_raise_if_duplicate_in_constraint(self):
+        class Comment(Document):
+            id = IntField(primary_key=True)
+
+        Comment.drop_collection()
+
+        com1 = Comment(id=0)
+
+        Comment.objects.insert(com1)
+
+        with self.assertRaises(NotUniqueError):
+            Comment.objects.insert(com1)
+
     def test_get_changed_fields_query_count(self):
         """Make sure we don't perform unnecessary db operations when
         none of document's fields were updated.
@@ -3604,6 +3632,11 @@ class QuerySetTest(unittest.TestCase):
                 opts = {"deleted": False}
                 return qryset(**opts)
 
+            @queryset_manager
+            def objects_1_arg(qryset):
+                opts = {"deleted": False}
+                return qryset(**opts)
+
             @queryset_manager
             def music_posts(doc_cls, queryset, deleted=False):
                 return queryset(tags='music',
@@ -3618,6 +3651,8 @@ class QuerySetTest(unittest.TestCase):
 
         self.assertEqual([p.id for p in BlogPost.objects()],
                          [post1.id, post2.id, post3.id])
+        self.assertEqual([p.id for p in BlogPost.objects_1_arg()],
+                         [post1.id, post2.id, post3.id])
         self.assertEqual([p.id for p in BlogPost.music_posts()],
                          [post1.id, post2.id])
 
@@ -5002,6 +5037,38 @@ class QuerySetTest(unittest.TestCase):
             people.count()
             self.assertEqual(q, 3)
 
+    def test_no_cached_queryset__repr__(self):
+        class Person(Document):
+            name = StringField()
+
+        Person.drop_collection()
+        qs = Person.objects.no_cache()
+        self.assertEqual(repr(qs), '[]')
+
+    def test_no_cached_on_a_cached_queryset_raise_error(self):
+        class Person(Document):
+            name = StringField()
+
+        Person.drop_collection()
+        Person(name='a').save()
+        qs = Person.objects()
+        _ = list(qs)
+        with self.assertRaises(OperationError) as ctx_err:
+            qs.no_cache()
+        self.assertEqual("QuerySet already cached", str(ctx_err.exception))
+
+    def test_no_cached_queryset_no_cache_back_to_cache(self):
+        class Person(Document):
+            name = StringField()
+
+        Person.drop_collection()
+        qs = Person.objects()
+        self.assertIsInstance(qs, QuerySet)
+        qs = qs.no_cache()
+        self.assertIsInstance(qs, QuerySetNoCache)
+        qs = qs.cache()
+        self.assertIsInstance(qs, QuerySet)
+
     def test_cache_not_cloned(self):
 
         class User(Document):

tests/queryset/transform.py

@@ -71,6 +71,14 @@ class TransformTest(unittest.TestCase):
         update = transform.update(BlogPost, push_all__tags=['mongo', 'db'])
         self.assertEqual(update, {'$push': {'tags': {'$each': ['mongo', 'db']}}})
 
+    def test_transform_update_no_operator_default_to_set(self):
+        """Ensure the differences in behvaior between 'push' and 'push_all'"""
+        class BlogPost(Document):
+            tags = ListField(StringField())
+
+        update = transform.update(BlogPost, tags=['mongo', 'db'])
+        self.assertEqual(update, {'$set': {'tags': ['mongo', 'db']}})
+
     def test_query_field_name(self):
         """Ensure that the correct field name is used when querying.
         """

tests/test_common.py

@@ -0,0 +1,15 @@
+import unittest
+
+from mongoengine.common import _import_class
+from mongoengine import Document
+
+
+class TestCommon(unittest.TestCase):
+
+    def test__import_class(self):
+        doc_cls = _import_class("Document")
+        self.assertIs(doc_cls, Document)
+
+    def test__import_class_raise_if_not_known(self):
+        with self.assertRaises(ValueError):
+            _import_class("UnknownClass")

tests/test_context_managers.py

@@ -270,6 +270,14 @@ class ContextManagersTest(unittest.TestCase):
                 counter += 1
             self.assertEqual(q, counter)
 
+            self.assertEqual(int(q), counter)       # test __int__
+            self.assertEqual(repr(q), str(int(q)))  # test __repr__
+            self.assertGreater(q, -1)               # test __gt__
+            self.assertGreaterEqual(q, int(q))      # test __gte__
+            self.assertNotEqual(q, -1)
+            self.assertLess(q, 1000)
+            self.assertLessEqual(q, int(q))
+
     def test_query_counter_counts_getmore_queries(self):
         connect('mongoenginetest')
         db = get_db()

tests/test_datastructures.py

@@ -1,4 +1,5 @@
 import unittest
+from six import iterkeys
 
 from mongoengine import Document
 from mongoengine.base.datastructures import StrictDict, BaseList, BaseDict
@@ -368,6 +369,20 @@ class TestStrictDict(unittest.TestCase):
         d = self.dtype(a=1, b=1, c=1)
         self.assertEqual((d.a, d.b, d.c), (1, 1, 1))
 
+    def test_iterkeys(self):
+        d = self.dtype(a=1)
+        self.assertEqual(list(iterkeys(d)), ['a'])
+
+    def test_len(self):
+        d = self.dtype(a=1)
+        self.assertEqual(len(d), 1)
+
+    def test_pop(self):
+        d = self.dtype(a=1)
+        self.assertIn('a', d)
+        d.pop('a')
+        self.assertNotIn('a', d)
+
     def test_repr(self):
         d = self.dtype(a=1, b=2, c=3)
         self.assertEqual(repr(d), '{"a": 1, "b": 2, "c": 3}')