def test_midc_format_index():
data = pd.read_csv(midc_testfile)
data = midc.format_index(data)
start = pd.Timestamp("20181014 00:00")
start = start.tz_localize("MST")
end = pd.Timestamp("20181014 23:59")
end = end.tz_localize("MST")
assert type(data.index) == pd.DatetimeIndex
assert data.index[0] == start
assert data.index[-1] == end
def test_midc_format_index_tz_conversion():
data = pd.read_csv(midc_testfile)
data = data.rename(columns={'MST': 'PST'})
data = midc.format_index(data)
assert data.index[0].tz == pytz.timezone('Etc/GMT+8')