1  # Tests that the crashers in the Lib/test/crashers directory actually
       2  # do crash the interpreter as expected
       3  #
       4  # If a crasher is fixed, it should be moved elsewhere in the test suite to
       5  # ensure it continues to work correctly.
       6  
       7  import unittest
       8  import glob
       9  import os.path
      10  import test.support
      11  from test.support.script_helper import assert_python_failure
      12  
      13  CRASHER_DIR = os.path.join(os.path.dirname(__file__), "crashers")
      14  CRASHER_FILES = os.path.join(glob.escape(CRASHER_DIR), "*.py")
      15  
      16  infinite_loops = ["infinite_loop_re.py", "nasty_eq_vs_dict.py"]
      17  
      18  class ESC[4;38;5;81mCrasherTest(ESC[4;38;5;149munittestESC[4;38;5;149m.ESC[4;38;5;149mTestCase):
      19  
      20      @unittest.skip("these tests are too fragile")
      21      @test.support.cpython_only
      22      def test_crashers_crash(self):
      23          for fname in glob.glob(CRASHER_FILES):
      24              if os.path.basename(fname) in infinite_loops:
      25                  continue
      26              # Some "crashers" only trigger an exception rather than a
      27              # segfault. Consider that an acceptable outcome.
      28              if test.support.verbose:
      29                  print("Checking crasher:", fname)
      30              assert_python_failure(fname)
      31  
      32  
      33  def tearDownModule():
      34      test.support.reap_children()
      35  
      36  if __name__ == "__main__":
      37      unittest.main()