'should convert to millis'

@skipIf((not is_pandas), 'pandas    does    not    work    in    PyPy.')
def test_pandas_datetime_types(self):

    idx = pd.date_range('2001-1-1', '2001-1-5')
    df = pd.DataFrame({'vals': idx}, index=idx)
    serialized = self.serialize({'vals': df.vals, 'idx': df.index})
    deserialized = self.deserialize(serialized)
    baseline = {u'vals': [978307200000, 978393600000, 978480000000, 978566400000, 978652800000], u'idx': [978307200000, 978393600000, 978480000000, 978566400000, 978652800000]}
    assert (deserialized == baseline)
