Merge pull request #35 from gittip/allow-monkey

Change the order of base classes for cursor.

Author: chadwhitacre

postgres/cursors.py

@@ -152,15 +152,15 @@ def all(self, sql, parameters=None):
         return recs
 
 
-class SimpleTupleCursor(TupleCursor, SimpleCursorBase):
+class SimpleTupleCursor(SimpleCursorBase, TupleCursor):
     """A `simple cursor`_ that returns tuples.
     """
 
-class SimpleNamedTupleCursor(NamedTupleCursor, SimpleCursorBase):
+class SimpleNamedTupleCursor(SimpleCursorBase, NamedTupleCursor):
     """A `simple cursor`_ that returns namedtuples.
     """
 
-class SimpleDictCursor(RealDictCursor, SimpleCursorBase):
+class SimpleDictCursor(SimpleCursorBase, RealDictCursor):
     """A `simple cursor`_ that returns dicts.
     """
 

tests.py

@@ -204,6 +204,17 @@ def test_we_close_the_cursor(self):
                          , cursor.fetchall
                           )
 
+    def test_monkey_patch_execute(self):
+        expected = "SELECT 1"
+        def execute(this, sql, params=[]):
+            return sql
+        from postgres.cursors import SimpleCursorBase
+        SimpleCursorBase.execute = execute
+        with self.db.get_cursor() as cursor:
+            actual = cursor.execute(expected)
+        del SimpleCursorBase.execute
+        assert actual == expected
+
 
 # db.get_connection
 # =================