old_contents: # coding:utf-8
  from base import TestBase
  
  class TestExcludeHeading(TestBase):
      '''Ignore exclude heading'''
  
      # for debug
      # def tearDown(self):
      #     pass
  
      text_1 = '''
  
  <!-- MarkdownTOC -->
  
  <!-- /MarkdownTOC -->
  
  # heading 1
  
  <!-- MarkdownTOC:excluded  -->
  # heading 2
  
  # heading 3
  
  '''
  
      def test_exclude_heading(self):
          '''Default is no limit'''
          toc = self.init_update(self.text_1)['toc']
          self.assert_In('- heading 1', toc)
          self.assert_NotIn('- heading 2', toc)
          self.assert_In('- heading 3', toc)
  
      text_2 = '''
  
  <!-- MarkdownTOC -->
  
  <!-- /MarkdownTOC -->
  
  # level 1
  <!-- MarkdownTOC:excluded  -->
  ## level 2
  ### level 3
  <!-- MarkdownTOC:excluded  -->
  #### level 4
  <!-- MarkdownTOC:excluded  -->
  ##### level 5
  ###### level 6
  
  '''
  
      def test_exclude_heading_level(self):
          '''Level is correct'''
          toc = self.init_update(self.text_2)['toc']
          # existence
          self.assert_In('- level 1', toc)
          self.assert_NotIn('- level 2', toc)
          self.assert_In('- level 3', toc)
          self.assert_NotIn('- level 4', toc)
          self.assert_NotIn('- level 5', toc)
          self.assert_In('- level 6', toc)
          # level
          self.assert_In('- level 1', toc)
          self.assert_In('    - level 3', toc)
          self.assert_In('        - level 6', toc)
          self.assert_NotIn('    - level 2', toc)
          self.assert_NotIn('          - level 5', toc)
          self.assert_NotIn('            - level 6', toc)
new_contents: # coding:utf-8
  from base import TestBase
  
  class TestExcludeHeading(TestBase):
      '''Ignore exclude heading'''
  
      # for debug
      # def tearDown(self):
      #     pass
  
      text_1 = '''
  
  <!-- MarkdownTOC -->
  
  <!-- /MarkdownTOC -->
  
  # heading 1
  
  <!-- MarkdownTOC:excluded  -->
  # heading 2
  
  # heading 3
  
  '''
  
      def test_exclude_heading(self):
          '''Default is no limit'''
          toc = self.init_update(self.text_1)['toc']
          self.assert_In('- heading 1', toc)
          self.assert_NotIn('- heading 2', toc)
          self.assert_In('- heading 3', toc)
  
      text_2 = '''
  
  <!-- MarkdownTOC -->
  
  <!-- /MarkdownTOC -->
  
  # level 1
  <!-- MarkdownTOC:excluded  -->
  ## level 2
  ### level 3
  <!-- MarkdownTOC:excluded  -->
  #### level 4
  <!-- MarkdownTOC:excluded  -->
  ##### level 5
  ###### level 6
  
  '''
  
      def test_exclude_heading_level(self):
          '''Level is correct'''
          toc = self.init_update(self.text_2)['toc']
          # existence
          self.assert_In('- level 1', toc)
          self.assert_NotIn('- level 2', toc)
          self.assert_In('- level 3', toc)
          self.assert_NotIn('- level 4', toc)
          self.assert_NotIn('- level 5', toc)
          self.assert_In('- level 6', toc)
          # level
          self.assert_In('- level 1', toc)
          self.assert_In('	- level 3', toc)
          self.assert_In('		- level 6', toc)
          self.assert_NotIn('	- level 2', toc)
          self.assert_NotIn('		- level 5', toc)
          self.assert_NotIn('			- level 6', toc)
  
subject: Fix unit tests