new_contents: # coding:utf-8
  from base import TestBase
  import sublime
  import sys
  
  class LinkPrefixBullets(TestBase):
      """Test of attributes 'link_prefix'"""
  
      # for debug
      # def tearDown(self):
      #     pass
  
      link_prefix_text = \
  """
  
  <!-- MarkdownTOC autolink="true" {0} -->
  
  <!-- /MarkdownTOC -->
  
  # My Beatutiful Heading
  """
      def test_link_prefix_default(self):
          toc_txt = self.commonSetup(self.link_prefix_text.format(''))
          self.assert_In('- [My Beatutiful Heading][my-beatutiful-heading]', toc_txt)
      def test_link_prefix_1(self):
          toc_txt = self.commonSetup(self.link_prefix_text.format('link_prefix="user-content-"'))
          self.assert_In('- [My Beatutiful Heading][user-content-my-beatutiful-heading]', toc_txt)
  
subject: Add link_prefix test