test_extension_interface.py 文件源码

def test_throw(self):
        seen = []

        def foo():
            try:
                greenlet.getcurrent().parent.switch()
            except ValueError:
                seen.append(sys.exc_info()[1])
            except greenlet.GreenletExit:
                raise AssertionError
        g = greenlet.greenlet(foo)
        g.switch()
        _test_extension.test_throw(g)
        self.assertEqual(len(seen), 1)
        self.assertTrue(
            isinstance(seen[0], ValueError),
            "ValueError was not raised in foo()")
        self.assertEqual(
            str(seen[0]),
            'take that sucka!',
            "message doesn't match")