code: def testMergeBadIntValue(self):
      message = unittest_pb2.TestAllTypes()
      text = "optional_int32: bork"
      self.assertRaisesWithMessage(
          text_format.ParseError,
          ("1:17 : Couldn't parse integer: bork"),
          text_format.Merge,
          text,
          message,
      )
  
imports: import difflib
  import re
  import unittest
  from google.protobuf import text_format
  from google.protobuf.internal import test_util
  from google.protobuf import unittest_pb2
  from google.protobuf import unittest_mset_pb2
label_desc: Use image node_id 32 for calling the TextFormatTest obj's underlying member method code with example usage: obj.testMergeBadIntValue() without return types