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#!/usr/bin/env python
import testsupport
import StringIO, unittest
import sqlite
class LogFileTemplate:
def write(self, s):
pass
class LogFile:
def __init__(self):
pass
def init_LogFile():
LogFile.write = LogFileTemplate.write
class CommandLoggingTests(unittest.TestCase, testsupport.TestSupport):
def tearDown(self):
try:
self.cnx.close()
self.removefile()
except AttributeError:
pass
except sqlite.InterfaceError:
pass
def CheckNoWrite(self):
init_LogFile()
del LogFile.write
logger = LogFile()
try:
self.cnx = sqlite.connect(self.getfilename(),
command_logfile=logger)
self.fail("ValueError not raised")
except ValueError:
pass
def CheckWriteNotCallable(self):
logger = LogFile()
logger.write = 5
try:
self.cnx = sqlite.connect(self.getfilename(),
command_logfile=logger)
self.fail("ValueError not raised")
except ValueError:
pass
def CheckLoggingWorks(self):
logger = StringIO.StringIO()
expected_output = "\n".join([
"BEGIN", "CREATE TABLE TEST(FOO INTEGER)",
"INSERT INTO TEST(FOO) VALUES (5)",
"ROLLBACK"]) + "\n"
self.cnx = sqlite.connect(self.getfilename(),
command_logfile=logger)
cu = self.cnx.cursor()
cu.execute("CREATE TABLE TEST(FOO INTEGER)")
cu.execute("INSERT INTO TEST(FOO) VALUES (%i)", (5,))
self.cnx.rollback()
logger.seek(0)
real_output = logger.read()
if expected_output != real_output:
self.fail("Logging didn't produce expected output.")
def suite():
command_logging_suite = unittest.makeSuite(CommandLoggingTests, "Check")
return command_logging_suite
def main():
runner = unittest.TextTestRunner()
runner.run(suite())
if __name__ == "__main__":
main()
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