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/Lib/test/test_bsddb3.py

http://unladen-swallow.googlecode.com/
Python | 76 lines | 42 code | 13 blank | 21 comment | 7 complexity | 4ea86178c51ab733f7fbc73902dca614 MD5 | raw file
 1# Test driver for bsddb package.
 2"""
 3Run all test cases.
 4"""
 5import os
 6import sys
 7import tempfile
 8import time
 9import unittest
10from test.test_support import requires, verbose, run_unittest, unlink, rmtree
11
12# When running as a script instead of within the regrtest framework, skip the
13# requires test, since it's obvious we want to run them.
14if __name__ != '__main__':
15    requires('bsddb')
16
17verbose = False
18if 'verbose' in sys.argv:
19    verbose = True
20    sys.argv.remove('verbose')
21
22if 'silent' in sys.argv:  # take care of old flag, just in case
23    verbose = False
24    sys.argv.remove('silent')
25
26
27class TimingCheck(unittest.TestCase):
28
29    """This class is not a real test.  Its purpose is to print a message
30    periodically when the test runs slowly.  This will prevent the buildbots
31    from timing out on slow machines."""
32
33    # How much time in seconds before printing a 'Still working' message.
34    # Since this is run at most once between each test module, use a smaller
35    # interval than other tests.
36    _PRINT_WORKING_MSG_INTERVAL = 4 * 60
37
38    # next_time is used as a global variable that survives each instance.
39    # This is necessary since a new instance will be created for each test.
40    next_time = time.time() + _PRINT_WORKING_MSG_INTERVAL
41
42    def testCheckElapsedTime(self):
43        # Print still working message since these tests can be really slow.
44        now = time.time()
45        if self.next_time <= now:
46            TimingCheck.next_time = now + self._PRINT_WORKING_MSG_INTERVAL
47            sys.__stdout__.write('  test_bsddb3 still working, be patient...\n')
48            sys.__stdout__.flush()
49
50
51# For invocation through regrtest
52def test_main():
53    from bsddb import db
54    from bsddb.test import test_all
55    test_all.set_test_path_prefix(os.path.join(tempfile.gettempdir(),
56                                 'z-test_bsddb3-%s' %
57                                 os.getpid()))
58    # Please leave this print in, having this show up in the buildbots
59    # makes diagnosing problems a lot easier.
60    print >>sys.stderr, db.DB_VERSION_STRING
61    print >>sys.stderr, 'Test path prefix: ', test_all.get_test_path_prefix()
62    try:
63        run_unittest(test_all.suite(module_prefix='bsddb.test.',
64                                    timing_check=TimingCheck))
65    finally:
66        # The only reason to remove db_home is in case if there is an old
67        # one lying around.  This might be by a different user, so just
68        # ignore errors.  We should always make a unique name now.
69        try:
70            test_all.remove_test_path_directory()
71        except:
72            pass
73
74
75if __name__ == '__main__':
76    test_main()