1  from typing import List
   2  
   3  import pytest
   4  import pygments.lexers
   5  import pygments.lexer
   6  
   7  from IPython.lib.lexers import IPythonConsoleLexer, IPythonLexer, IPython3Lexer
   8  
   9  #: the human-readable names of the IPython lexers with ``entry_points``
  10  EXPECTED_LEXER_NAMES = [
  11      cls.name for cls in [IPythonConsoleLexer, IPythonLexer, IPython3Lexer]
  12  ]
  13  
  14  
  15  @pytest.fixture
  16  def all_pygments_lexer_names() -> List[str]:
  17      """Get all lexer names registered in pygments."""
  18      return {l[0] for l in pygments.lexers.get_all_lexers()}
  19  
  20  
  21  @pytest.mark.parametrize("expected_lexer", EXPECTED_LEXER_NAMES)
  22  def test_pygments_entry_points(
  23      expected_lexer: str, all_pygments_lexer_names: List[str]
  24  ) -> None:
  25      """Check whether the ``entry_points`` for ``pygments.lexers`` are correct."""
  26      assert expected_lexer in all_pygments_lexer_names
  27