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diff --git a/creactistore/_templates/lib/isodate/tests/test_strf.py b/creactistore/_templates/lib/isodate/tests/test_strf.py
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+++ b/creactistore/_templates/lib/isodate/tests/test_strf.py
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+##############################################################################
+# Copyright 2009, Gerhard Weis
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+#  * Redistributions of source code must retain the above copyright notice,
+#    this list of conditions and the following disclaimer.
+#  * Redistributions in binary form must reproduce the above copyright notice,
+#    this list of conditions and the following disclaimer in the documentation
+#    and/or other materials provided with the distribution.
+#  * Neither the name of the authors nor the names of its contributors
+#    may be used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT
+##############################################################################
+'''
+Test cases for the isodate module.
+'''
+import unittest
+import time
+from datetime import datetime, timedelta
+from isodate import strftime
+from isodate import LOCAL
+from isodate import DT_EXT_COMPLETE
+from isodate import tzinfo
+
+# dict to store orig values
+ORIG = {}
+
+
+# local time zone mock function
+def localtime_mock(secs):
+    """
+    mock time.localtime so that it always returns a time_struct with tm_idst=1
+    """
+    tt = ORIG['localtime'](secs)
+    # befor 2000 everything is dst, after 2000 no dst.
+    if tt.tm_year < 2000:
+        dst = 1
+    else:
+        dst = 0
+    tt = (tt.tm_year, tt.tm_mon, tt.tm_mday,
+          tt.tm_hour, tt.tm_min, tt.tm_sec,
+          tt.tm_wday, tt.tm_yday, dst)
+    return time.struct_time(tt)
+
+
+TEST_CASES = ((datetime(2012, 12, 25, 13, 30, 0, 0, LOCAL), DT_EXT_COMPLETE,
+               "2012-12-25T13:30:00+10:00"),
+              # DST ON
+              (datetime(1999, 12, 25, 13, 30, 0, 0, LOCAL), DT_EXT_COMPLETE,
+               "1999-12-25T13:30:00+11:00"),
+              )
+
+
+def create_testcase(dt, format, expectation):
+    """
+    Create a TestCase class for a specific test.
+
+    This allows having a separate TestCase for each test tuple from the
+    TEST_CASES list, so that a failed test won't stop other tests.
+    """
+
+    class TestDate(unittest.TestCase):
+        '''
+        A test case template to test ISO date formatting.
+        '''
+
+        def test_format(self):
+            '''
+            Take date object and create ISO string from it.
+            This is the reverse test to test_parse.
+            '''
+            if expectation is None:
+                self.assertRaises(AttributeError,
+                                  strftime(dt, format))
+            else:
+                self.assertEqual(strftime(dt, format),
+                                 expectation)
+
+    return unittest.TestLoader().loadTestsFromTestCase(TestDate)
+
+
+def setUpModule():
+    ORIG['STDOFFSET'] = tzinfo.STDOFFSET
+    ORIG['DSTOFFSET'] = tzinfo.DSTOFFSET
+    ORIG['DSTDIFF'] = tzinfo.DSTDIFF
+    ORIG['localtime'] = time.localtime
+    # ovveride all saved values with fixtures.
+    # calculate LOCAL TZ offset, so that this test runs in every time zone
+    tzinfo.STDOFFSET = timedelta(seconds=36000)  # assume we are in +10:00
+    tzinfo.DSTOFFSET = timedelta(seconds=39600)  # assume DST = +11:00
+    tzinfo.DSTDIFF = tzinfo.DSTOFFSET - tzinfo.STDOFFSET
+    time.localtime = localtime_mock
+
+
+def tearDownModule():
+    # restore test fixtures
+    tzinfo.STDOFFSET = ORIG['STDOFFSET']
+    tzinfo.DSTOFFSET = ORIG['DSTOFFSET']
+    tzinfo.DSTDIFF = ORIG['DSTDIFF']
+    time.localtime = ORIG['localtime']
+
+
+def test_suite():
+    '''
+    Construct a TestSuite instance for all test cases.
+    '''
+    suite = unittest.TestSuite()
+    for dt, format, expectation in TEST_CASES:
+        suite.addTest(create_testcase(dt, format, expectation))
+    return suite
+
+if __name__ == '__main__':
+    unittest.main(defaultTest='test_suite')