code: def test_geometry_point_slicing(gs):
      cugs = cuspatial.from_geopandas(gs)
      assert (cugs[:1].points.x == cudf.Series([-1])).all()
      assert (cugs[:1].points.y == cudf.Series([0])).all()
      assert (cugs[:1].points.xy == cudf.Series([-1, 0])).all()
      assert (cugs[3:].points.x == cudf.Series([9])).all()
      assert (cugs[3:].points.y == cudf.Series([10])).all()
      assert (cugs[3:].points.xy == cudf.Series([9, 10])).all()
      assert (cugs[0:4].points.x == cudf.Series([-1, 9])).all()
      assert (cugs[0:4].points.y == cudf.Series([0, 10])).all()
      assert (cugs[0:4].points.xy == cudf.Series([-1, 0, 9, 10])).all()
  
imports: from enum import Enum
  from numbers import Integral
  import cupy
  import geopandas
  import numpy
  import pandas
  import pytest
  from geopandas.testing import assert_geoseries_equal
  from shapely.affinity import rotate
  from shapely.geometry import LineString, MultiLineString, MultiPoint, MultiPolygon, Point, Polygon
  import cudf
  from cudf.testing import assert_series_equal
  import cuspatial
label_desc: Use image node_id 26 for calling a global function with example usage: test_geometry_point_slicing(gs) without return types