def test_datetime_to_arrow(dtype):
timestamp = (cudf.datasets.timeseries(
start="2000-01-01", end="2000-01-02", freq="3600s",
dtypes={}).reset_index()["timestamp"].reset_index(drop=True))
gdf = DataFrame({"timestamp": timestamp.astype(dtype)})
assert_eq(gdf, DataFrame.from_arrow(gdf.to_arrow(preserve_index=False)))
