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"""Test the pyzor.engines.mysql module."""
import unittest
import threading
from datetime import datetime, timedelta
import pyzor.engines
import pyzor.engines.mysql
import pyzor.engines.common
class MockTimer:
def __init__(self, *args, **kwargs):
pass
def start(self):
pass
def setDaemon(self, daemon):
pass
def make_MockMySQL(result, queries):
class MockCursor:
def __init__(self):
self.done = False
def fetchone(self):
if not self.done:
self.done = True
return result
else:
return None
def fetchall(self):
return [result]
def execute(self, query, args=None):
queries.append((query, args))
def close(self):
pass
class MockDB:
def cursor(self, *args, **kwargs):
return MockCursor()
def close(self):
pass
def commit(self):
pass
def autocommit(self, value):
pass
class MockMysql:
@staticmethod
def connect(*args, **kwargs):
return MockDB()
class Error(Exception):
pass
class cursors:
class SSCursor:
pass
return MockMysql
class MySQLTest(unittest.TestCase):
"""Test the GdbmDBHandle class"""
max_age = 60 * 60 * 24 * 30 * 4
r_count = 24
wl_count = 42
entered = datetime.now() - timedelta(days=10)
updated = datetime.now() - timedelta(days=2)
wl_entered = datetime.now() - timedelta(days=20)
wl_updated = datetime.now() - timedelta(days=3)
handler = pyzor.engines.mysql.MySQLDBHandle
def setUp(self):
unittest.TestCase.setUp(self)
self.real_timer = threading.Timer
threading.Timer = MockTimer
self.record = pyzor.engines.common.Record(
self.r_count,
self.wl_count,
self.entered,
self.updated,
self.wl_entered,
self.wl_updated,
)
self.response = self.record_unpack()
self.queries = []
mock_MySQL = make_MockMySQL(self.response, self.queries)
try:
self.real_mysql = pyzor.engines.mysql.MySQLdb
except AttributeError:
self.real_mysql = None
setattr(pyzor.engines.mysql, "MySQLdb", mock_MySQL)
def tearDown(self):
unittest.TestCase.tearDown(self)
threading.Timer = self.real_timer
pyzor.engines.mysql.MySQLdb = self.real_mysql
def record_unpack(self, record=None):
if not record:
record = self.record
return (
record.r_count,
record.wl_count,
record.r_entered,
record.r_updated,
record.wl_entered,
record.wl_updated,
)
def test_reconnect(self):
"""Test MySQLDBHandle.__init__"""
expected = "DELETE FROM testtable WHERE r_updated<%s"
self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
self.assertEqual(self.queries[0][0], expected)
def test_no_reorganize(self):
self.handler("testhost,testuser,testpass,testdb,testtable", None, max_age=None)
self.assertFalse(self.queries)
def test_set_item(self):
"""Test MySQLDBHandle.__setitem__"""
digest = "2aedaac999d71421c9ee49b9d81f627a7bc570aa"
expected = (
"INSERT INTO testtable (digest, r_count, wl_count, "
"r_entered, r_updated, wl_entered, wl_updated) "
"VALUES (%s, %s, %s, %s, %s, %s, %s) ON "
"DUPLICATE KEY UPDATE r_count=%s, wl_count=%s, "
"r_entered=%s, r_updated=%s, wl_entered=%s, "
"wl_updated=%s",
(
digest,
self.r_count,
self.wl_count,
self.entered,
self.updated,
self.wl_entered,
self.wl_updated,
self.r_count,
self.wl_count,
self.entered,
self.updated,
self.wl_entered,
self.wl_updated,
),
)
handle = self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
handle[digest] = self.record
self.assertEqual(self.queries[1], expected)
def test_get_item(self):
"""Test MySQLDBHandle.__getitem__"""
digest = "2aedaac999d71421c9ee49b9d81f627a7bc570aa"
expected = (
"SELECT r_count, wl_count, r_entered, r_updated, "
"wl_entered, wl_updated FROM testtable WHERE digest=%s",
(digest,),
)
handle = self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
result = handle[digest]
self.assertEqual(self.queries[1], expected)
self.assertEqual(self.record_unpack(result), self.record_unpack())
def test_del_item(self):
"""Test MySQLDBHandle.__detitem__"""
digest = "2aedaac999d71421c9ee49b9d81f627a7bc570aa"
expected = ("DELETE FROM testtable WHERE digest=%s", (digest,))
handle = self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
del handle[digest]
self.assertEqual(self.queries[1], expected)
def test_items(self):
digest = "2aedaac999d71421c9ee49b9d81f627a7bc570aa"
expected = (
"SELECT digest, r_count, wl_count, r_entered, r_updated, "
"wl_entered, wl_updated FROM testtable",
None,
)
self.response = (digest, self.response)
handle = self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
handle.items()
self.assertEqual(self.queries[1], expected)
def test_iter(self):
digest = "2aedaac999d71421c9ee49b9d81f627a7bc570aa"
expected = ("SELECT digest FROM testtable", None)
self.response = (digest,)
handle = self.handler(
"testhost,testuser,testpass,testdb,testtable", None, max_age=self.max_age
)
for d in handle:
pass
self.assertEqual(self.queries[1], expected)
class ThreadedMySQLTest(MySQLTest):
"""Test the GdbmDBHandle class"""
handler = pyzor.engines.mysql.ThreadedMySQLDBHandle
class ProcessesMySQLTest(MySQLTest):
"""Test the GdbmDBHandle class"""
handler = pyzor.engines.mysql.ProcessMySQLDBHandle
def suite():
"""Gather all the tests from this module in a test suite."""
test_suite = unittest.TestSuite()
test_suite.addTest(unittest.makeSuite(MySQLTest))
test_suite.addTest(unittest.makeSuite(ThreadedMySQLTest))
test_suite.addTest(unittest.makeSuite(ProcessesMySQLTest))
return test_suite
if __name__ == "__main__":
unittest.main()
|
