def test_externalize_reacts_to_exceptions(self):
"""If unhandled, exceptions in externalize hang forever. Catch them."""
def fail():
raise Exception()
test = BasicPerfTest('','')
with self.assertRaises(Exception):
test._externalize(fail)
def test_externalize_runs_somewhere_else(self):
success = True
def toggle():
global success
success = False
test = BasicPerfTest('', '')
test._externalize(toggle)
self.assertTrue(success)