'date': datetime.datetime(2010, 12, 31),

            'count': 1001,

        })

class TestGetTotalSeconds(unittest.TestCase):

    def assertTotalSecondsEqual(self, timedelta, expected_seconds):

        result = get_total_seconds(timedelta)

        self.assertEqual(result, expected_seconds,

            "We computed %s seconds for %s but expected %s"

            % (result, timedelta, expected_seconds))

    def test_get_total_seconds_returns_proper_value(self):

        self.assertTotalSecondsEqual(datetime.timedelta(seconds=1001), 1001)

    def test_get_total_seconds_returns_proper_value_for_partial_seconds(self):

        self.assertTotalSecondsEqual(datetime.timedelta(seconds=50.65), 50.65)

class TestGetUserHome(unittest.TestCase):

    @mock.patch.object(os, 'environ', {})

    def test_defaults_to_none(self):

    @mock.patch.object(os, 'environ', {'HOME': '/home/foobar'})

    def test_unix_like(self):

        self.assertEqual(get_user_home(), '/home/foobar')

    @mock.patch.object(os, 'environ', {'USERPROFILE': '/Users/foobar'})

    def test_windows_like(self):

        self.assertEqual(get_user_home(), '/Users/foobar')

    @mock.patch.object(os, 'environ', {'HOME': '/home/foobar',

        'USERPROFILE': '/Users/foobar'})

    def test_prefers_home_over_userprofile(self):

        self.assertEqual(get_user_home(), '/home/foobar')

if __name__ == '__main__':

    unittest.main()