mirror of
https://github.com/sqlalchemy/sqlalchemy.git
synced 2026-06-05 15:23:48 -04:00
Mike Bayer
fc157ed8c5
- this does imply that a lot of the "test the RowProxy" tests in sql/test_query might be better off in engine/test_execute or perhaps engine/test_resultproxy
374 lines
16 KiB
Python
374 lines
16 KiB
Python
from sqlalchemy.test.testing import eq_
|
|
import re
|
|
from sqlalchemy.interfaces import ConnectionProxy
|
|
from sqlalchemy import MetaData, Integer, String, INT, VARCHAR, func, bindparam, select
|
|
from sqlalchemy.test.schema import Table
|
|
from sqlalchemy.test.schema import Column
|
|
import sqlalchemy as tsa
|
|
from sqlalchemy.test import TestBase, testing, engines
|
|
import logging
|
|
|
|
users, metadata = None, None
|
|
class ExecuteTest(TestBase):
|
|
@classmethod
|
|
def setup_class(cls):
|
|
global users, users_autoinc, metadata
|
|
metadata = MetaData(testing.db)
|
|
users = Table('users', metadata,
|
|
Column('user_id', INT, primary_key = True, autoincrement=False),
|
|
Column('user_name', VARCHAR(20)),
|
|
)
|
|
users_autoinc = Table('users_autoinc', metadata,
|
|
Column('user_id', INT, primary_key = True, test_needs_autoincrement=True),
|
|
Column('user_name', VARCHAR(20)),
|
|
)
|
|
metadata.create_all()
|
|
|
|
@engines.close_first
|
|
def teardown(self):
|
|
testing.db.connect().execute(users.delete())
|
|
|
|
@classmethod
|
|
def teardown_class(cls):
|
|
metadata.drop_all()
|
|
|
|
@testing.fails_on_everything_except('firebird', 'maxdb',
|
|
'sqlite', '+pyodbc',
|
|
'+mxodbc', '+zxjdbc', 'mysql+oursql')
|
|
def test_raw_qmark(self):
|
|
for conn in (testing.db, testing.db.connect()):
|
|
conn.execute("insert into users (user_id, user_name) values (?, ?)", (1,"jack"))
|
|
conn.execute("insert into users (user_id, user_name) values (?, ?)", [2,"fred"])
|
|
conn.execute("insert into users (user_id, user_name) values (?, ?)",
|
|
[3,"ed"],
|
|
[4,"horse"])
|
|
conn.execute("insert into users (user_id, user_name) values (?, ?)",
|
|
(5,"barney"), (6,"donkey"))
|
|
conn.execute("insert into users (user_id, user_name) values (?, ?)", 7, 'sally')
|
|
res = conn.execute("select * from users order by user_id")
|
|
assert res.fetchall() == [(1, "jack"), (2, "fred"),
|
|
(3, "ed"), (4, "horse"),
|
|
(5, "barney"), (6, "donkey"),
|
|
(7, 'sally')]
|
|
conn.execute("delete from users")
|
|
|
|
@testing.fails_on_everything_except('mysql+mysqldb', 'mysql+mysqlconnector', 'postgresql')
|
|
@testing.fails_on('postgresql+zxjdbc', 'sprintf not supported')
|
|
# some psycopg2 versions bomb this.
|
|
def test_raw_sprintf(self):
|
|
for conn in (testing.db, testing.db.connect()):
|
|
conn.execute("insert into users (user_id, user_name) values (%s, %s)", [1,"jack"])
|
|
conn.execute("insert into users (user_id, user_name) values (%s, %s)",
|
|
[2,"ed"],
|
|
[3,"horse"])
|
|
conn.execute("insert into users (user_id, user_name) values (%s, %s)", 4, 'sally')
|
|
conn.execute("insert into users (user_id) values (%s)", 5)
|
|
res = conn.execute("select * from users order by user_id")
|
|
assert res.fetchall() == [(1, "jack"), (2, "ed"),
|
|
(3, "horse"), (4, 'sally'),
|
|
(5, None)]
|
|
conn.execute("delete from users")
|
|
|
|
# pyformat is supported for mysql, but skipping because a few driver
|
|
# versions have a bug that bombs out on this test. (1.2.2b3, 1.2.2c1, 1.2.2)
|
|
@testing.skip_if(lambda: testing.against('mysql+mysqldb'), 'db-api flaky')
|
|
@testing.fails_on_everything_except('postgresql+psycopg2',
|
|
'postgresql+pypostgresql', 'mysql+mysqlconnector')
|
|
def test_raw_python(self):
|
|
for conn in (testing.db, testing.db.connect()):
|
|
conn.execute("insert into users (user_id, user_name) values (%(id)s, %(name)s)",
|
|
{'id':1, 'name':'jack'})
|
|
conn.execute("insert into users (user_id, user_name) values (%(id)s, %(name)s)",
|
|
{'id':2, 'name':'ed'}, {'id':3, 'name':'horse'})
|
|
conn.execute("insert into users (user_id, user_name) values (%(id)s, %(name)s)",
|
|
id=4, name='sally')
|
|
res = conn.execute("select * from users order by user_id")
|
|
assert res.fetchall() == [(1, "jack"), (2, "ed"), (3, "horse"), (4, 'sally')]
|
|
conn.execute("delete from users")
|
|
|
|
@testing.fails_on_everything_except('sqlite', 'oracle+cx_oracle')
|
|
def test_raw_named(self):
|
|
for conn in (testing.db, testing.db.connect()):
|
|
conn.execute("insert into users (user_id, user_name) values (:id, :name)",
|
|
{'id':1, 'name':'jack'})
|
|
conn.execute("insert into users (user_id, user_name) values (:id, :name)",
|
|
{'id':2, 'name':'ed'}, {'id':3, 'name':'horse'})
|
|
conn.execute("insert into users (user_id, user_name) values (:id, :name)",
|
|
id=4, name='sally')
|
|
res = conn.execute("select * from users order by user_id")
|
|
assert res.fetchall() == [(1, "jack"), (2, "ed"), (3, "horse"), (4, 'sally')]
|
|
conn.execute("delete from users")
|
|
|
|
def test_exception_wrapping(self):
|
|
for conn in (testing.db, testing.db.connect()):
|
|
try:
|
|
conn.execute("osdjafioajwoejoasfjdoifjowejfoawejqoijwef")
|
|
assert False
|
|
except tsa.exc.DBAPIError:
|
|
assert True
|
|
|
|
def test_empty_insert(self):
|
|
"""test that execute() interprets [] as a list with no params"""
|
|
result = testing.db.execute(users_autoinc.insert().values(user_name=bindparam('name')), [])
|
|
eq_(testing.db.execute(users_autoinc.select()).fetchall(), [
|
|
(1, None)
|
|
])
|
|
|
|
class CompiledCacheTest(TestBase):
|
|
@classmethod
|
|
def setup_class(cls):
|
|
global users, metadata
|
|
metadata = MetaData(testing.db)
|
|
users = Table('users', metadata,
|
|
Column('user_id', INT, primary_key=True, test_needs_autoincrement=True),
|
|
Column('user_name', VARCHAR(20)),
|
|
)
|
|
metadata.create_all()
|
|
|
|
@engines.close_first
|
|
def teardown(self):
|
|
testing.db.connect().execute(users.delete())
|
|
|
|
@classmethod
|
|
def teardown_class(cls):
|
|
metadata.drop_all()
|
|
|
|
def test_cache(self):
|
|
conn = testing.db.connect()
|
|
cache = {}
|
|
cached_conn = conn.execution_options(compiled_cache=cache)
|
|
|
|
ins = users.insert()
|
|
cached_conn.execute(ins, {'user_name':'u1'})
|
|
cached_conn.execute(ins, {'user_name':'u2'})
|
|
cached_conn.execute(ins, {'user_name':'u3'})
|
|
assert len(cache) == 1
|
|
eq_(conn.execute("select count(1) from users").scalar(), 3)
|
|
|
|
class LogTest(TestBase):
|
|
def _test_logger(self, eng, eng_name, pool_name):
|
|
buf = logging.handlers.BufferingHandler(100)
|
|
logs = [
|
|
logging.getLogger('sqlalchemy.engine'),
|
|
logging.getLogger('sqlalchemy.pool')
|
|
]
|
|
for log in logs:
|
|
log.addHandler(buf)
|
|
|
|
eq_(eng.logging_name, eng_name)
|
|
eq_(eng.pool.logging_name, pool_name)
|
|
eng.execute(select([1]))
|
|
for log in logs:
|
|
log.removeHandler(buf)
|
|
|
|
names = set([b.name for b in buf.buffer])
|
|
assert 'sqlalchemy.engine.base.Engine.%s' % (eng_name,) in names
|
|
assert 'sqlalchemy.pool.%s.%s' % (eng.pool.__class__.__name__, pool_name) in names
|
|
|
|
def test_named_logger(self):
|
|
options = {'echo':'debug', 'echo_pool':'debug',
|
|
'logging_name':'myenginename',
|
|
'pool_logging_name':'mypoolname'
|
|
}
|
|
eng = engines.testing_engine(options=options)
|
|
self._test_logger(eng, "myenginename", "mypoolname")
|
|
|
|
def test_unnamed_logger(self):
|
|
eng = engines.testing_engine(options={'echo':'debug', 'echo_pool':'debug'})
|
|
self._test_logger(
|
|
eng,
|
|
"0x...%s" % hex(id(eng))[-4:],
|
|
"0x...%s" % hex(id(eng.pool))[-4:],
|
|
)
|
|
|
|
class RowInterpTest(TestBase):
|
|
def test_nontuple_row(self):
|
|
"""ensure the C version of BaseRowProxy handles
|
|
duck-type-dependent rows."""
|
|
|
|
from sqlalchemy.engine import RowProxy
|
|
|
|
class MyList(object):
|
|
def __init__(self, l):
|
|
self.l = l
|
|
|
|
def __len__(self):
|
|
return len(self.l)
|
|
|
|
def __getitem__(self, i):
|
|
return list.__getitem__(self.l, i)
|
|
|
|
proxy = RowProxy(object(), MyList(['value']), [None], {'key': (None, 0), 0: (None, 0)})
|
|
eq_(list(proxy), ['value'])
|
|
eq_(proxy[0], 'value')
|
|
eq_(proxy['key'], 'value')
|
|
|
|
class ProxyConnectionTest(TestBase):
|
|
|
|
@testing.fails_on('firebird', 'Data type unknown')
|
|
def test_proxy(self):
|
|
|
|
stmts = []
|
|
cursor_stmts = []
|
|
|
|
class MyProxy(ConnectionProxy):
|
|
def execute(self, conn, execute, clauseelement, *multiparams, **params):
|
|
stmts.append(
|
|
(str(clauseelement), params,multiparams)
|
|
)
|
|
return execute(clauseelement, *multiparams, **params)
|
|
|
|
def cursor_execute(self, execute, cursor, statement, parameters, context, executemany):
|
|
cursor_stmts.append(
|
|
(str(statement), parameters, None)
|
|
)
|
|
return execute(cursor, statement, parameters, context)
|
|
|
|
def assert_stmts(expected, received):
|
|
for stmt, params, posn in expected:
|
|
if not received:
|
|
assert False
|
|
while received:
|
|
teststmt, testparams, testmultiparams = received.pop(0)
|
|
teststmt = re.compile(r'[\n\t ]+', re.M).sub(' ', teststmt).strip()
|
|
if teststmt.startswith(stmt) and (testparams==params or testparams==posn):
|
|
break
|
|
|
|
for engine in (
|
|
engines.testing_engine(options=dict(implicit_returning=False, proxy=MyProxy())),
|
|
engines.testing_engine(options=dict(
|
|
implicit_returning=False,
|
|
proxy=MyProxy(),
|
|
strategy='threadlocal'))
|
|
):
|
|
m = MetaData(engine)
|
|
|
|
t1 = Table('t1', m,
|
|
Column('c1', Integer, primary_key=True),
|
|
Column('c2', String(50), default=func.lower('Foo'), primary_key=True)
|
|
)
|
|
|
|
m.create_all()
|
|
try:
|
|
t1.insert().execute(c1=5, c2='some data')
|
|
t1.insert().execute(c1=6)
|
|
eq_(engine.execute("select * from t1").fetchall(),
|
|
[(5, 'some data'), (6, 'foo')]
|
|
)
|
|
finally:
|
|
m.drop_all()
|
|
|
|
engine.dispose()
|
|
|
|
compiled = [
|
|
("CREATE TABLE t1", {}, None),
|
|
("INSERT INTO t1 (c1, c2)", {'c2': 'some data', 'c1': 5}, None),
|
|
("INSERT INTO t1 (c1, c2)", {'c1': 6}, None),
|
|
("select * from t1", {}, None),
|
|
("DROP TABLE t1", {}, None)
|
|
]
|
|
|
|
if not testing.against('oracle+zxjdbc'): # or engine.dialect.preexecute_pk_sequences:
|
|
cursor = [
|
|
("CREATE TABLE t1", {}, ()),
|
|
("INSERT INTO t1 (c1, c2)", {'c2': 'some data', 'c1': 5}, (5, 'some data')),
|
|
("SELECT lower", {'lower_2':'Foo'}, ('Foo',)),
|
|
("INSERT INTO t1 (c1, c2)", {'c2': 'foo', 'c1': 6}, (6, 'foo')),
|
|
("select * from t1", {}, ()),
|
|
("DROP TABLE t1", {}, ())
|
|
]
|
|
else:
|
|
insert2_params = (6, 'Foo')
|
|
if testing.against('oracle+zxjdbc'):
|
|
from sqlalchemy.dialects.oracle.zxjdbc import ReturningParam
|
|
insert2_params += (ReturningParam(12),)
|
|
cursor = [
|
|
("CREATE TABLE t1", {}, ()),
|
|
("INSERT INTO t1 (c1, c2)", {'c2': 'some data', 'c1': 5}, (5, 'some data')),
|
|
# bind param name 'lower_2' might be incorrect
|
|
("INSERT INTO t1 (c1, c2)", {'c1': 6, "lower_2":"Foo"}, insert2_params),
|
|
("select * from t1", {}, ()),
|
|
("DROP TABLE t1", {}, ())
|
|
]
|
|
|
|
assert_stmts(compiled, stmts)
|
|
assert_stmts(cursor, cursor_stmts)
|
|
|
|
def test_options(self):
|
|
track = []
|
|
class TrackProxy(ConnectionProxy):
|
|
def __getattribute__(self, key):
|
|
fn = object.__getattribute__(self, key)
|
|
def go(*arg, **kw):
|
|
track.append(fn.__name__)
|
|
return fn(*arg, **kw)
|
|
return go
|
|
engine = engines.testing_engine(options={'proxy':TrackProxy()})
|
|
conn = engine.connect()
|
|
c2 = conn.execution_options(foo='bar')
|
|
eq_(c2._execution_options, {'foo':'bar'})
|
|
c2.execute(select([1]))
|
|
c3 = c2.execution_options(bar='bat')
|
|
eq_(c3._execution_options, {'foo':'bar', 'bar':'bat'})
|
|
eq_(track, ['execute', 'cursor_execute'])
|
|
|
|
|
|
def test_transactional(self):
|
|
track = []
|
|
class TrackProxy(ConnectionProxy):
|
|
def __getattribute__(self, key):
|
|
fn = object.__getattribute__(self, key)
|
|
def go(*arg, **kw):
|
|
track.append(fn.__name__)
|
|
return fn(*arg, **kw)
|
|
return go
|
|
|
|
engine = engines.testing_engine(options={'proxy':TrackProxy()})
|
|
conn = engine.connect()
|
|
trans = conn.begin()
|
|
conn.execute(select([1]))
|
|
trans.rollback()
|
|
trans = conn.begin()
|
|
conn.execute(select([1]))
|
|
trans.commit()
|
|
|
|
eq_(track, ['begin', 'execute', 'cursor_execute',
|
|
'rollback', 'begin', 'execute', 'cursor_execute', 'commit'])
|
|
|
|
@testing.requires.savepoints
|
|
@testing.requires.two_phase_transactions
|
|
def test_transactional_advanced(self):
|
|
track = []
|
|
class TrackProxy(ConnectionProxy):
|
|
def __getattribute__(self, key):
|
|
fn = object.__getattribute__(self, key)
|
|
def go(*arg, **kw):
|
|
track.append(fn.__name__)
|
|
return fn(*arg, **kw)
|
|
return go
|
|
|
|
engine = engines.testing_engine(options={'proxy':TrackProxy()})
|
|
conn = engine.connect()
|
|
|
|
trans = conn.begin()
|
|
trans2 = conn.begin_nested()
|
|
conn.execute(select([1]))
|
|
trans2.rollback()
|
|
trans2 = conn.begin_nested()
|
|
conn.execute(select([1]))
|
|
trans2.commit()
|
|
trans.rollback()
|
|
|
|
trans = conn.begin_twophase()
|
|
conn.execute(select([1]))
|
|
trans.prepare()
|
|
trans.commit()
|
|
|
|
track = [t for t in track if t not in ('cursor_execute', 'execute')]
|
|
eq_(track, ['begin', 'savepoint',
|
|
'rollback_savepoint', 'savepoint', 'release_savepoint',
|
|
'rollback', 'begin_twophase',
|
|
'prepare_twophase', 'commit_twophase']
|
|
)
|
|
|