From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Wed, 24 Mar 2010 20:18:01 +0000 (-0400)
Subject: add a test I'm surprised we didn't have
X-Git-Tag: rel_0_6beta3~12^2~20
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2db0f5f794a63e8f9fa6dc1e7b38f7375b6a6346;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

add a test I'm surprised we didn't have
---

diff --git a/test/orm/test_query.py b/test/orm/test_query.py
index 4e2cdec7fb..5b8860f523 100644
--- a/test/orm/test_query.py
+++ b/test/orm/test_query.py
@@ -690,6 +690,11 @@ class FilterTest(QueryTest):
         assert [] == create_session().query(User).order_by(User.id)[3:3]
         assert [] == create_session().query(User).order_by(User.id)[0:0]
         
+    def test_exists(self):
+        sess = create_session()
+        
+        assert sess.query(exists([User.id])).filter(User.id==9).scalar()
+        assert not sess.query(exists([User.id])).filter(User.id==29).scalar()
         
     def test_one_filter(self):
         assert [User(id=8), User(id=9)] == create_session().query(User).filter(User.name.endswith('ed')).all()