Cascading saves now default to off (#291)

tests/all_warnings/__init__.py

@@ -17,7 +17,7 @@ __all__ = ('AllWarnings', )
 class AllWarnings(unittest.TestCase):
 
     def setUp(self):
-        conn = connect(db='mongoenginetest')
+        connect(db='mongoenginetest')
         self.warning_list = []
         self.showwarning_default = warnings.showwarning
         warnings.showwarning = self.append_to_warning_list
@@ -30,31 +30,6 @@ class AllWarnings(unittest.TestCase):
         # restore default handling of warnings
         warnings.showwarning = self.showwarning_default
 
-    def test_document_save_cascade_future_warning(self):
-
-        class Person(Document):
-            name = StringField()
-            parent = ReferenceField('self')
-
-        Person.drop_collection()
-
-        p1 = Person(name="Wilson Snr")
-        p1.parent = None
-        p1.save()
-
-        p2 = Person(name="Wilson Jr")
-        p2.parent = p1
-        p2.parent.name = "Poppa Wilson"
-        p2.save()
-
-        self.assertTrue(len(self.warning_list) > 0)
-        if len(self.warning_list) > 1:
-            print self.warning_list
-        warning = self.warning_list[0]
-        self.assertEqual(FutureWarning, warning["category"])
-        self.assertTrue("Cascading saves will default to off in 0.8"
-                        in str(warning["message"]))
-
     def test_document_collection_syntax_warning(self):
 
         class NonAbstractBase(Document):
@@ -67,6 +42,3 @@ class AllWarnings(unittest.TestCase):
         self.assertEqual(SyntaxWarning, warning["category"])
         self.assertEqual('non_abstract_base',
                          InheritedDocumentFailTest._get_collection_name())
-
-import sys
-sys.path[0:0] = [""]

tests/document/instance.py

@@ -678,7 +678,7 @@ class InstanceTest(unittest.TestCase):
         p1.reload()
         self.assertEqual(p1.name, p.parent.name)
 
-    def test_save_cascade_meta(self):
+    def test_save_cascade_meta_false(self):
 
         class Person(Document):
             name = StringField()
@@ -707,6 +707,31 @@ class InstanceTest(unittest.TestCase):
         p1.reload()
         self.assertEqual(p1.name, p.parent.name)
 
+    def test_save_cascade_meta_true(self):
+
+        class Person(Document):
+            name = StringField()
+            parent = ReferenceField('self')
+
+            meta = {'cascade': False}
+
+        Person.drop_collection()
+
+        p1 = Person(name="Wilson Snr")
+        p1.parent = None
+        p1.save()
+
+        p2 = Person(name="Wilson Jr")
+        p2.parent = p1
+        p2.save(cascade=True)
+
+        p = Person.objects(name="Wilson Jr").get()
+        p.parent.name = "Daddy Wilson"
+        p.save()
+
+        p1.reload()
+        self.assertNotEqual(p1.name, p.parent.name)
+
     def test_save_cascades_generically(self):
 
         class Person(Document):