Files
sqlalchemy/test/aaa_profiling/test_compiler.py
T
2012-03-05 15:20:07 -05:00

56 lines
1.7 KiB
Python

from sqlalchemy import *
from test.lib import *
from sqlalchemy.engine import default
class CompileTest(fixtures.TestBase, AssertsExecutionResults):
__requires__ = 'cpython',
@classmethod
def setup_class(cls):
global t1, t2, metadata
metadata = MetaData()
t1 = Table('t1', metadata,
Column('c1', Integer, primary_key=True),
Column('c2', String(30)))
t2 = Table('t2', metadata,
Column('c1', Integer, primary_key=True),
Column('c2', String(30)))
# do a "compile" ahead of time to load
# deferred imports
t1.insert().compile()
# go through all the TypeEngine
# objects in use and pre-load their _type_affinity
# entries.
for t in (t1, t2):
for c in t.c:
c.type._type_affinity
from sqlalchemy import types
for t in types._type_map.values():
t._type_affinity
cls.dialect = default.DefaultDialect()
@profiling.function_call_count(versions={'2.7':62, '2.6':62,
'3':68})
def test_insert(self):
t1.insert().compile(dialect=self.dialect)
@profiling.function_call_count(versions={'2.6':56, '2.7':56})
def test_update(self):
t1.update().compile(dialect=self.dialect)
@profiling.function_call_count(versions={'2.6':117, '2.7':117, '3':124})
def test_update_whereclause(self):
t1.update().where(t1.c.c2==12).compile(dialect=self.dialect)
@profiling.function_call_count(versions={'2.7':148, '2.6':148,
'3':161})
def test_select(self):
s = select([t1], t1.c.c2==t2.c.c1)
s.compile(dialect=self.dialect)