code: def test_array_output(self):
      f = getattr(self.module, self.fprefix + "_array_output")
  
      assert_array_equal(
          f(list(map(ord, "abc"))), np.array(list("abc"), dtype="S1")
      )
  
imports: import pytest
  import textwrap
  from numpy.testing import assert_array_equal, assert_equal, assert_raises
  import numpy
  from numpy.f2py.tests import util
label_desc: Use image node_id 7 for calling the TestCharacter obj's underlying member method code with example usage: obj.test_array_output() without return types