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-rw-r--r--test/engine/autoconnect_engine.py90
1 files changed, 90 insertions, 0 deletions
diff --git a/test/engine/autoconnect_engine.py b/test/engine/autoconnect_engine.py
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+++ b/test/engine/autoconnect_engine.py
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+from sqlalchemy import *
+from sqlalchemy.ext.proxy import AutoConnectEngine
+
+from testbase import PersistTest
+import testbase
+import os
+
+#
+# Define an engine, table and mapper at the module level, to show that the
+# table and mapper can be used with different real engines in multiple threads
+#
+
+
+module_engine = AutoConnectEngine( testbase.db_uri )
+users = Table('users', module_engine,
+ Column('user_id', Integer, primary_key=True),
+ Column('user_name', String(16)),
+ Column('password', String(20))
+ )
+
+class User(object):
+ pass
+
+
+class AutoConnectEngineTest1(PersistTest):
+
+ def setUp(self):
+ clear_mappers()
+ objectstore.clear()
+
+ def test_engine_connect(self):
+ users.create()
+ assign_mapper(User, users)
+ try:
+ trans = objectstore.begin()
+
+ user = User()
+ user.user_name='fred'
+ user.password='*'
+ trans.commit()
+
+ # select
+ sqluser = User.select_by(user_name='fred')[0]
+ assert sqluser.user_name == 'fred'
+
+ # modify
+ sqluser.user_name = 'fred jones'
+
+ # commit - saves everything that changed
+ objectstore.commit()
+
+ allusers = [ user.user_name for user in User.select() ]
+ assert allusers == [ 'fred jones' ]
+ finally:
+ users.drop()
+
+
+
+
+if __name__ == "__main__":
+ testbase.main()
+
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