def test_resample_weekly_bug_1726(self):
        # 8/6/12 is a Monday
        ind = DatetimeIndex(start="8/6/2012", end="8/26/2012", freq="D")
        n = len(ind)
        data = [[x] * 5 for x in range(n)]
        df = DataFrame(data, columns=['open', 'high', 'low', 'close', 'vol'],
                       index=ind)

        # it works!
        df.resample('W-MON', how='first', closed='left', label='left')