mirror of
https://github.com/sqlalchemy/sqlalchemy.git
synced 2026-05-17 22:22:13 -04:00
Mike Bayer
ee40adf5f8
support for types to be propigated into boolean expressions; new label() function/method to make any column/literal/function/bind param into a "foo AS bar" clause, better support in ansisql for this concept; trying to get column list on a select() object to be Column and ColumnClause objects equally, working on mappers that map to those select() objects
47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
from sqlalchemy import *
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import testbase
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import string
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class TypesTest(testbase.PersistTest):
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def setUpAll(self):
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global db
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db = testbase.db
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def testprocessing(self):
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class MyType(types.TypeEngine):
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def get_col_spec(self):
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return "VARCHAR(100)"
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def convert_bind_param(self, value):
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return "BIND_IN"+ value
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def convert_result_value(self, value):
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return value + "BIND_OUT"
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def adapt(self, typeobj):
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return typeobj()
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def adapt_args(self):
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return self
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users = Table('users', db,
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Column('user_id', Integer, primary_key = True),
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Column('goofy', MyType, nullable = False)
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)
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users.create()
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users.insert().execute(user_id = 2, goofy = 'jack')
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users.insert().execute(user_id = 3, goofy = 'lala')
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users.insert().execute(user_id = 4, goofy = 'fred')
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l = users.select().execute().fetchall()
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print repr(l)
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self.assert_(l == [(2, u'BIND_INjackBIND_OUT'), (3, u'BIND_INlalaBIND_OUT'), (4, u'BIND_INfredBIND_OUT')])
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l = users.select(use_labels=True).execute().fetchall()
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print repr(l)
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self.assert_(l == [(2, u'BIND_INjackBIND_OUT'), (3, u'BIND_INlalaBIND_OUT'), (4, u'BIND_INfredBIND_OUT')])
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if __name__ == "__main__":
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testbase.main()
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