code: def test_line_merge_geom_array():
      actual = shapely.line_merge([line_string, multi_line_string])
      assert_geometries_equal(actual[0], line_string)
      assert_geometries_equal(actual[1], LineString([(0, 0), (1, 2)]))
  
imports: import numpy
  import pytest
  import shapely
  from shapely import GeometryCollection, LinearRing, LineString, MultiLineString, Point
  from shapely.errors import UnsupportedGEOSVersionError
  from shapely.testing import assert_geometries_equal
  from shapely.tests.common import empty_line_string, empty_point, line_string, linear_ring, multi_line_string, multi_point, multi_polygon, point, polygon
label_desc: Use image node_id 13 for calling a global function with example usage: test_line_merge_geom_array() without return types