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 CrasherTest(unittest.TestCase): 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() 38