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import testbase
from sqlalchemy import *
# TODO: either create a mock dialect with named paramstyle and a short identifier length,
# or find a way to just use sqlite dialect and make those changes
class LongLabelsTest(testbase.PersistTest):
def setUpAll(self):
global metadata, table1
metadata = MetaData(engine=testbase.db)
table1 = Table("some_large_named_table", metadata,
Column("this_is_the_primarykey_column", Integer, Sequence("this_is_some_large_seq"), primary_key=True),
Column("this_is_the_data_column", String(30))
)
metadata.create_all()
def tearDown(self):
table1.delete().execute()
def tearDownAll(self):
metadata.drop_all()
def test_result(self):
table1.insert().execute(**{"this_is_the_primarykey_column":1, "this_is_the_data_column":"data1"})
table1.insert().execute(**{"this_is_the_primarykey_column":2, "this_is_the_data_column":"data2"})
table1.insert().execute(**{"this_is_the_primarykey_column":3, "this_is_the_data_column":"data3"})
table1.insert().execute(**{"this_is_the_primarykey_column":4, "this_is_the_data_column":"data4"})
r = table1.select(use_labels=True, order_by=[table1.c.this_is_the_primarykey_column]).execute()
result = []
for row in r:
result.append((row[table1.c.this_is_the_primarykey_column], row[table1.c.this_is_the_data_column]))
assert result == [
(1, "data1"),
(2, "data2"),
(3, "data3"),
(4, "data4"),
], repr(result)
def test_colbinds(self):
table1.insert().execute(**{"this_is_the_primarykey_column":1, "this_is_the_data_column":"data1"})
table1.insert().execute(**{"this_is_the_primarykey_column":2, "this_is_the_data_column":"data2"})
table1.insert().execute(**{"this_is_the_primarykey_column":3, "this_is_the_data_column":"data3"})
table1.insert().execute(**{"this_is_the_primarykey_column":4, "this_is_the_data_column":"data4"})
r = table1.select(table1.c.this_is_the_primarykey_column == 4).execute()
assert r.fetchall() == [(4, "data4")]
r = table1.select(or_(
table1.c.this_is_the_primarykey_column == 4,
table1.c.this_is_the_primarykey_column == 2
)).execute()
assert r.fetchall() == [(2, "data2"), (4, "data4")]
def test_insert_no_pk(self):
table1.insert().execute(**{"this_is_the_data_column":"data1"})
table1.insert().execute(**{"this_is_the_data_column":"data2"})
table1.insert().execute(**{"this_is_the_data_column":"data3"})
table1.insert().execute(**{"this_is_the_data_column":"data4"})
def test_subquery(self):
q = table1.select(table1.c.this_is_the_primarykey_column == 4, use_labels=True)
x = select([q])
print str(x)
if __name__ == '__main__':
testbase.main()
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