text: from __future__ import unicode_literals
  import pytest
  from geocodr.solr import strip_special_chars
  
  
  @pytest.mark.parametrize('input,output', [
      ['', ''],
      [' ', ''],
      ['  ', ''],
      [' -+! ? ', ''],
      [' -+x! ?x ', 'x x'],
      [' o-+|n!)l([]\\"y:?/\'  ', 'o n l y'],
  ])
  def test_strip_special_chars(input, output):
      assert strip_special_chars(input) == output
  