Fixed index inheritance issues

firmed up testcases (MongoEngine/mongoengine#123) (MongoEngine/mongoengine#125)

docs/changelog.rst

@@ -2,6 +2,11 @@
 Changelog
 =========
 
+
+Changes in 0.7.4
+================
+- Fixed index inheritance issues - firmed up testcases (MongoEngine/mongoengine#123) (MongoEngine/mongoengine#125)
+
 Changes in 0.7.3
 ================
 - Reverted EmbeddedDocuments meta handling - now can turn off inheritance (MongoEngine/mongoengine#119)

mongoengine/queryset.py

@@ -501,8 +501,10 @@ class QuerySet(object):
         """
         if isinstance(spec, basestring):
             spec = {'fields': [spec]}
-        if isinstance(spec, (list, tuple)):
+        elif isinstance(spec, (list, tuple)):
-            spec = {'fields': spec}
+            spec = {'fields': list(spec)}
+        elif isinstance(spec, dict):
+            spec = dict(spec)
 
         index_list = []
         direction = None

tests/test_document.py

@@ -420,6 +420,9 @@ class DocumentTest(unittest.TestCase):
                 'indexes': ['name']
             }
 
+        self.assertEqual(Animal._meta['index_specs'],
+                         [{'fields': [('_types', 1), ('name', 1)]}])
+
         Animal.drop_collection()
 
         dog = Animal(name='dog')
@@ -441,6 +444,9 @@ class DocumentTest(unittest.TestCase):
                 'allow_inheritance': False,
                 'indexes': ['name']
             }
+
+        self.assertEqual(Animal._meta['index_specs'],
+                         [{'fields': [('name', 1)]}])
         collection.update({}, {"$unset": {"_types": 1, "_cls": 1}},  multi=True)
 
         # Confirm extra data is removed
@@ -658,6 +664,12 @@ class DocumentTest(unittest.TestCase):
                 'allow_inheritance': True
             }
 
+        self.assertEqual(BlogPost._meta['index_specs'],
+                         [{'fields': [('_types', 1), ('addDate', -1)]},
+                          {'fields': [('tags', 1)]},
+                          {'fields': [('_types', 1), ('category', 1),
+                                      ('addDate', -1)]}])
+
         BlogPost.drop_collection()
 
         info = BlogPost.objects._collection.index_information()
@@ -681,6 +693,13 @@ class DocumentTest(unittest.TestCase):
             title = StringField()
             meta = {'indexes': ['title']}
 
+        self.assertEqual(ExtendedBlogPost._meta['index_specs'],
+                         [{'fields': [('_types', 1), ('addDate', -1)]},
+                          {'fields': [('tags', 1)]},
+                          {'fields': [('_types', 1), ('category', 1),
+                                      ('addDate', -1)]},
+                          {'fields': [('_types', 1), ('title', 1)]}])
+
         BlogPost.drop_collection()
 
         list(ExtendedBlogPost.objects)
@@ -711,6 +730,8 @@ class DocumentTest(unittest.TestCase):
             description = StringField()
 
         self.assertEqual(A._meta['index_specs'], B._meta['index_specs'])
+        self.assertEqual([{'fields': [('_types', 1), ('title', 1)]}],
+                         A._meta['index_specs'])
 
     def test_build_index_spec_is_not_destructive(self):
 
@@ -791,6 +812,9 @@ class DocumentTest(unittest.TestCase):
                 'allow_inheritance': False
             }
 
+        self.assertEqual([{'fields': [('rank.title', 1)]}],
+                        Person._meta['index_specs'])
+
         Person.drop_collection()
 
         # Indexes are lazy so use list() to perform query
@@ -809,6 +833,10 @@ class DocumentTest(unittest.TestCase):
                     '*location.point',
                 ],
             }
+
+        self.assertEqual([{'fields': [('location.point', '2d')]}],
+                        Place._meta['index_specs'])
+
         Place.drop_collection()
 
         info = Place.objects._collection.index_information()
@@ -834,6 +862,10 @@ class DocumentTest(unittest.TestCase):
                 ],
             }
 
+        self.assertEqual([{'fields': [('addDate', -1)], 'unique': True,
+                          'sparse': True, 'types': False}],
+                        BlogPost._meta['index_specs'])
+
         BlogPost.drop_collection()
 
         info = BlogPost.objects._collection.index_information()