old_contents: # -*- coding: utf-8 -*-
  
  import io
  import shutil
  import tempfile
  import unittest
  from os import path
  
  from nikola.plugins.compile.markdown import CompileMarkdown
  from .base import BaseTestCase, FakeSite
  
  
  class CompileMarkdownTests(BaseTestCase):
      def setUp(self):
          self.tmp_dir = tempfile.mkdtemp()
          self.input_path = path.join(self.tmp_dir, 'input.markdown')
          self.output_path = path.join(self.tmp_dir, 'output.html')
  
          self.compiler = CompileMarkdown()
          self.compiler.set_site(FakeSite())
  
      def compile(self, input_string):
          with io.open(self.input_path, "w+", encoding="utf8") as input_file:
              input_file.write(input_string)
  
          self.compiler.compile(self.input_path, self.output_path, lang='en')
  
          output_str = None
          with io.open(self.output_path, "r", encoding="utf8") as output_path:
              output_str = output_path.read()
  
          return output_str
  
      def tearDown(self):
          shutil.rmtree(self.tmp_dir)
  
      def test_compile_empty(self):
          input_str = ''
          actual_output = self.compile(input_str)
          self.assertEqual(actual_output, '')
  
      def test_compile_code_hilite(self):
          input_str = '''\
      #!python
      from this
  '''
          expected_output = '''\
  <table class="codehilitetable"><tr><td class="linenos">\
  <div class="linenodiv"><pre>1</pre></div>\
  </td><td class="code"><pre class="code literal-block"><span></span>\
  <span class="kn">from</span> <span class="nn">this</span>
  </pre>
  </td></tr></table>
  '''
  
          actual_output = self.compile(input_str)
          self.assertEqual(actual_output.strip(), expected_output.strip())
  
      def test_compile_strikethrough(self):
          input_str = '~~striked out text~~'
          expected_output = '<p><del>striked out text</del></p>'
  
          actual_output = self.compile(input_str)
          self.assertEqual(actual_output.strip(), expected_output.strip())
  
      def test_mdx_podcast(self):
          input_str = "[podcast]https://archive.org/download/Rebeldes_Stereotipos/rs20120609_1.mp3[/podcast]"
          expected_output = '<p><audio controls=""><source src="https://archive.org/download/Rebeldes_Stereotipos/rs20120609_1.mp3" type="audio/mpeg"></source></audio></p>'
          actual_output = self.compile(input_str)
          self.assertEqual(actual_output.strip(), expected_output.strip())
  
  
  if __name__ == '__main__':
      unittest.main()
  
new_contents: # -*- coding: utf-8 -*-
  
  import io
  from os import path
  
  from nikola.plugins.compile.markdown import CompileMarkdown
  
  import pytest
  
  from .base import FakeSite
  
  
  @pytest.fixture(scope="module")
  def fakesite():
      return FakeSite()
  
  
  @pytest.fixture(scope="module")
  def compiler(fakesite):
      compiler = CompileMarkdown()
      compiler.set_site(fakesite)
      return compiler
  
  
  @pytest.fixture
  def input_path(tmpdir):
      return path.join(tmpdir, 'input.markdown')
  
  
  @pytest.fixture
  def output_path(tmpdir):
      return path.join(tmpdir, 'output.html')
  
  
  def markdown_compile(compiler, input_path, output_path, text):
      with io.open(input_path, "w+", encoding="utf8") as input_file:
          input_file.write(text)
  
      compiler.compile(input_path, output_path, lang='en')
  
      with io.open(output_path, "r", encoding="utf8") as output_path:
          return output_path.read()
  
  
  @pytest.mark.parametrize("input_str, expected_output", [
      ('', ''),
      ("[podcast]https://archive.org/download/Rebeldes_Stereotipos/rs20120609_1.mp3[/podcast]", '<p><audio controls=""><source src="https://archive.org/download/Rebeldes_Stereotipos/rs20120609_1.mp3" type="audio/mpeg"></source></audio></p>'),
      ('~~striked out text~~', '<p><del>striked out text</del></p>'),
      ('''\
      #!python
      from this
  ''', '''\
  <table class="codehilitetable"><tr><td class="linenos">\
  <div class="linenodiv"><pre>1</pre></div>\
  </td><td class="code"><pre class="code literal-block"><span></span>\
  <span class="kn">from</span> <span class="nn">this</span>
  </pre>
  </td></tr></table>
  '''),
  ], ids=["empty", "mdx podcast", "strikethrough", "hilite"])
  def test_compiling_markdown(compiler, input_path, output_path, input_str, expected_output):
      output = markdown_compile(compiler, input_path, output_path, input_str)
      assert output.strip() == expected_output.strip()
  
subject: Use test parametrization to check compiling to markdown.