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How to use _get_tb_len method in Slash

Best Python code snippet using slash

test_exception_handling.py

Source:test_exception_handling.py

...96    def verify_fake_traceback_debugger(self, exc_info):97        assert traceback.extract_tb(exc_info[2])[-1][1] == self._expected_line_number98        if not self._tb_len:99            # First attempt, no fake traceback100            self._tb_len = self._get_tb_len(exc_info[2])101            assert self._tb_len != 0102        else:103            # Second attempt, with fake traceback104            assert self._tb_len < self._get_tb_len(exc_info[2])105    def _get_tb_len(self, tb):106        tb_len = 0107        while tb:108            tb_len += 1109            tb = tb.tb_next110        return tb_len111def test_handling_exceptions():112    value = CustomException()113    with slash.Session(), pytest.raises(CustomException) as caught:114        with exception_handling.handling_exceptions() as handled1:115            with exception_handling.handling_exceptions() as handled2:116                with exception_handling.handling_exceptions() as handled3:117                    raise value118    assert caught.value is value119    assert handled1.exception is value...

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