Don't test TimeStamp here: those tests are in persistent.

src/ZODB/tests/testTimeStamp.py

-##############################################################################
-#
-# Copyright (c) 2001, 2002 Zope Foundation and Contributors.
-# All Rights Reserved.
-#
-# This software is subject to the provisions of the Zope Public License,
-# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
-# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
-# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
-# FOR A PARTICULAR PURPOSE.
-#
-##############################################################################
-"""Test the TimeStamp utility type"""
-
-import time
-import unittest
-
-from persistent.TimeStamp import TimeStamp
-
-EPSILON = 0.000001
-
-class TimeStampTests(unittest.TestCase):
-
-    def checkYMDTimeStamp(self):
-        self._check_ymd(2001, 6, 3)
-
-    def _check_ymd(self, yr, mo, dy):
-        ts = TimeStamp(yr, mo, dy)
-        self.assertEqual(ts.year(), yr)
-        self.assertEqual(ts.month(), mo)
-        self.assertEqual(ts.day(), dy)
-
-        self.assertEquals(ts.hour(), 0)
-        self.assertEquals(ts.minute(), 0)
-        self.assertEquals(ts.second(), 0)
-
-        t = time.gmtime(ts.timeTime())
-        self.assertEquals(yr, t[0])
-        self.assertEquals(mo, t[1])
-        self.assertEquals(dy, t[2])
-
-    def checkFullTimeStamp(self):
-        native_ts = int(time.time()) # fractional seconds get in the way
-        t = time.gmtime(native_ts)   # the corresponding GMT struct tm
-        ts = TimeStamp(*t[:6])
-
-        # Seconds are stored internally via (conceptually) multiplying by
-        # 2**32 then dividing by 60, ending up with a 32-bit integer.
-        # While this gives a lot of room for cramming many distinct
-        # TimeStamps into a second, it's not good at roundtrip accuracy.
-        # For example, 1 second is stored as int(2**32/60) == 71582788.
-        # Converting back gives 71582788*60.0/2**32 == 0.9999999962747097.
-        # In general, we can lose up to 0.999... to truncation during
-        # storing, creating an absolute error up to about 1*60.0/2**32 ==
-        # 0.000000014 on the seconds value we get back.  This is so even
-        # when we have an exact integral second value going in (as we
-        # do in this test), so we can't expect equality in any comparison
-        # involving seconds.  Minutes (etc) are stored exactly, so we
-        # can expect equality for those.
-
-        self.assert_(abs(ts.timeTime() - native_ts) < EPSILON)
-        self.assertEqual(ts.year(), t[0])
-        self.assertEqual(ts.month(), t[1])
-        self.assertEqual(ts.day(), t[2])
-        self.assertEquals(ts.hour(), t[3])
-        self.assertEquals(ts.minute(), t[4])
-        self.assert_(abs(ts.second() - t[5]) < EPSILON)
-
-    def checkRawTimestamp(self):
-        t = time.gmtime()
-        ts1 = TimeStamp(*t[:6])
-        ts2 = TimeStamp(`ts1`)
-
-        self.assertEquals(ts1, ts2)
-        self.assertEquals(ts1.timeTime(), ts2.timeTime())
-        self.assertEqual(ts1.year(), ts2.year())
-        self.assertEqual(ts1.month(), ts2.month())
-        self.assertEqual(ts1.day(), ts2.day())
-        self.assertEquals(ts1.hour(), ts2.hour())
-        self.assertEquals(ts1.minute(), ts2.minute())
-        self.assert_(abs(ts1.second() - ts2.second()) < EPSILON)
-
-    def checkDictKey(self):
-        t = time.gmtime()
-        ts1 = TimeStamp(*t[:6])
-        ts2 = TimeStamp(2000, *t[1:6])
-
-        d = {}
-        d[ts1] = 1
-        d[ts2] = 2
-
-        self.assertEquals(len(d), 2)
-
-    def checkCompare(self):
-        ts1 = TimeStamp(1972, 6, 27)
-        ts2 = TimeStamp(1971, 12, 12)
-        self.assert_(ts1 > ts2)
-        self.assert_(ts2 <= ts1)
-
-    def checkLaterThan(self):
-        t = time.gmtime()
-        ts = TimeStamp(*t[:6])
-        ts2 = ts.laterThan(ts)
-        self.assert_(ts2 > ts)
-
-    # TODO:  should test for bogus inputs to TimeStamp constructor
-
-    def checkTimeStamp(self):
-        # Alternate test suite
-        t = TimeStamp(2002, 1, 23, 10, 48, 5) # GMT
-        self.assertEquals(str(t), '2002-01-23 10:48:05.000000')
-        self.assertEquals(repr(t), '\x03B9H\x15UUU')
-        self.assertEquals(TimeStamp('\x03B9H\x15UUU'), t)
-        self.assertEquals(t.year(), 2002)
-        self.assertEquals(t.month(), 1)
-        self.assertEquals(t.day(), 23)
-        self.assertEquals(t.hour(), 10)
-        self.assertEquals(t.minute(), 48)
-        self.assertEquals(round(t.second()), 5)
-        self.assertEquals(t.timeTime(), 1011782885)
-        t1 = TimeStamp(2002, 1, 23, 10, 48, 10)
-        self.assertEquals(str(t1), '2002-01-23 10:48:10.000000')
-        self.assert_(t == t)
-        self.assert_(t != t1)
-        self.assert_(t < t1)
-        self.assert_(t <= t1)
-        self.assert_(t1 >= t)
-        self.assert_(t1 > t)
-        self.failIf(t == t1)
-        self.failIf(t != t)
-        self.failIf(t > t1)
-        self.failIf(t >= t1)
-        self.failIf(t1 < t)
-        self.failIf(t1 <= t)
-        self.assertEquals(cmp(t, t), 0)
-        self.assertEquals(cmp(t, t1), -1)
-        self.assertEquals(cmp(t1, t), 1)
-        self.assertEquals(t1.laterThan(t), t1)
-        self.assert_(t.laterThan(t1) > t1)
-        self.assertEquals(TimeStamp(2002,1,23), TimeStamp(2002,1,23,0,0,0))
-
-def test_suite():
-    return unittest.makeSuite(TimeStampTests, 'check')