code: def test_set_crs(self, constructor):
      naive = constructor([Point(0, 0), Point(1, 1)], crs=None)
      assert naive.crs is None
  
      # by default returns a copy
      result = naive.set_crs(crs="EPSG:4326")
      assert result.crs == "EPSG:4326"
      assert naive.crs is None
  
      result = naive.set_crs(epsg=4326)
      assert result.crs == "EPSG:4326"
      assert naive.crs is None
  
      # with inplace=True
      result = naive.set_crs(crs="EPSG:4326", inplace=True)
      assert result is naive
      assert result.crs == naive.crs == "EPSG:4326"
  
      # raise for non-naive when crs would be overridden
      non_naive = constructor(
          [Point(0, 0), Point(1, 1)], crs="EPSG:4326"
      )
      assert non_naive.crs == "EPSG:4326"
      with pytest.raises(ValueError, match="already has a CRS"):
          non_naive.set_crs("EPSG:3857")
  
      # allow for equal crs
      result = non_naive.set_crs("EPSG:4326")
      assert result.crs == "EPSG:4326"
  
      # replace with allow_override=True
      result = non_naive.set_crs("EPSG:3857", allow_override=True)
      assert non_naive.crs == "EPSG:4326"
      assert result.crs == "EPSG:3857"
  
      result = non_naive.set_crs(
          "EPSG:3857", allow_override=True, inplace=True
      )
      assert non_naive.crs == "EPSG:3857"
      assert result.crs == "EPSG:3857"
  
      # raise error when no crs is passed
      with pytest.raises(ValueError):
          naive.set_crs(crs=None, epsg=None)
  
imports: import random
  import warnings
  import numpy
  import pandas
  import pyproj
  import pytest
  from shapely.geometry import Point, Polygon, LineString
  from geopandas import GeoSeries, GeoDataFrame, points_from_xy, read_file
  from geopandas.array import from_shapely, from_wkb, from_wkt, GeometryArray
  from geopandas.testing import assert_geodataframe_equal
label_desc: Use image node_id 1 for calling the TestSetCRS obj's underlying member method code with example usage: obj.test_set_crs(constructor) without return types