code: def testCamelcaseName(self):
      descriptor_proto = descriptor_pb2.DescriptorProto()
      descriptor_proto.name = "Bar"
      names = ["foo_foo", "FooBar", "fooBaz", "fooFoo", "foobar"]
      camelcase_names = [
          "fooFoo",
          "fooBar",
          "fooBaz",
          "fooFoo",
          "foobar",
      ]
      for index in range(len(names)):
          field = descriptor_proto.field.add()
          field.number = index + 1
          field.name = names[index]
      result = descriptor.MakeDescriptor(descriptor_proto)
      for index in range(len(camelcase_names)):
          self.assertEqual(
              result.fields[index].camelcase_name,
              camelcase_names[index],
          )
  
imports: import sys
  from google.protobuf import unittest_custom_options_pb2
  from google.protobuf import unittest_import_pb2
  from google.protobuf import unittest_pb2
  from google.protobuf import descriptor_pb2
  from google.protobuf.internal import api_implementation
  from google.protobuf.internal import test_util
  from google.protobuf import descriptor
  from google.protobuf import descriptor_pool
  from google.protobuf import symbol_database
  from google.protobuf import text_format
label_desc: Use image node_id 4 for calling the MakeDescriptorTest obj's underlying member method code with example usage: obj.testCamelcaseName() without return types