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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, run_unittest, import_module
11
12# Skip test if _bsddb module was not built.
13import_module('_bsddb')
14# Silence Py3k warning
15import_module('bsddb', deprecated=True)
16
17# When running as a script instead of within the regrtest framework, skip the
18# requires test, since it's obvious we want to run them.
19if __name__ != '__main__':
20    requires('bsddb')
21
22verbose = False
23if 'verbose' in sys.argv:
24    verbose = True
25    sys.argv.remove('verbose')
26
27if 'silent' in sys.argv:  # take care of old flag, just in case
28    verbose = False
29    sys.argv.remove('silent')
30
31# bpo-30778: test_bsddb3 crashs randomly on Windows XP
32if hasattr(sys, 'getwindowsversion') and sys.getwindowsversion()[:2] < (6, 0):
33    raise unittest.SkipTest("bpo-30778: skip tests on Windows XP")
34
35
36class TimingCheck(unittest.TestCase):
37
38    """This class is not a real test.  Its purpose is to print a message
39    periodically when the test runs slowly.  This will prevent the buildbots
40    from timing out on slow machines."""
41
42    # How much time in seconds before printing a 'Still working' message.
43    # Since this is run at most once between each test module, use a smaller
44    # interval than other tests.
45    _PRINT_WORKING_MSG_INTERVAL = 4 * 60
46
47    # next_time is used as a global variable that survives each instance.
48    # This is necessary since a new instance will be created for each test.
49    next_time = time.time() + _PRINT_WORKING_MSG_INTERVAL
50
51    def testCheckElapsedTime(self):
52        # Print still working message since these tests can be really slow.
53        now = time.time()
54        if self.next_time <= now:
55            TimingCheck.next_time = now + self._PRINT_WORKING_MSG_INTERVAL
56            sys.__stdout__.write('  test_bsddb3 still working, be patient...\n')
57            sys.__stdout__.flush()
58
59
60# For invocation through regrtest
61def test_main():
62    from bsddb import db
63    from bsddb.test import test_all
64    test_all.set_test_path_prefix(os.path.join(tempfile.gettempdir(),
65                                 'z-test_bsddb3-%s' %
66                                 os.getpid()))
67    # Please leave this print in, having this show up in the buildbots
68    # makes diagnosing problems a lot easier.
69    print >>sys.stderr, db.DB_VERSION_STRING
70    print >>sys.stderr, 'Test path prefix: ', test_all.get_test_path_prefix()
71    try:
72        run_unittest(test_all.suite(module_prefix='bsddb.test.',
73                                    timing_check=TimingCheck))
74    finally:
75        # The only reason to remove db_home is in case if there is an old
76        # one lying around.  This might be by a different user, so just
77        # ignore errors.  We should always make a unique name now.
78        try:
79            test_all.remove_test_path_directory()
80        except:
81            pass
82
83
84if __name__ == '__main__':
85    test_main()
86