text: """
  
  """
  
  import unittest
  import arcpy
  
  class TestDatatypeString(unittest.TestCase):
      """Tests the string datatype."""
  
      config = None
  
      @classmethod
      def setUpClass(cls):
          """Class setup creates a toolbox file wrapper"""
          cls.config.setup_toolbox('IDL', 'qa_idltaskengine_datatype_string',
                                   'test_datatype_string')
          cls.config.setup_toolbox('ENVI', 'qa_envitaskengine_datatype_string',
                                   'test_datatype_string_choicelist')
  
      @classmethod
      def tearDownClass(cls):
          pass
  
      def test_datatype_string_basic(self):
          """Tests the string datatype with a basic string."""
          inputString = 'th1sIsaTESTString!'
          result = arcpy.QA_IDLTaskEngine_DataType_String_TEST(inputString)
  
          self.assertEqual(result.getOutput(0), inputString)
  
      def test_datatype_string_default(self):
          """Tests the string datatype with a default value."""
          result = arcpy.QA_IDLTaskEngine_DataType_String_TEST()
  
          self.assertEqual(result.getOutput(0), "cat")
  
      def test_datatype_string_choicelist(self):
          """Tests the string datatype with a choicelist."""
          input = "fish"
          result = arcpy.QA_ENVITaskEngine_DataType_String_TEST(input)
  
          self.assertEqual(result.getOutput(0), input)