Method doTraceback

Lib/test/test_zipimport.py:834–854

(self, module)

        self.runDoctest(self.doDoctestSuite)

    def doTraceback(self, module):
        try:
            module.do_raise()
        except Exception as e:
            tb = e.__traceback__.tb_next

            f,lno,n,line = extract_tb(tb, 1)[0]
            self.assertEqual(line, raise_src.strip())

            f,lno,n,line = extract_stack(tb.tb_frame, 1)[0]
            self.assertEqual(line, raise_src.strip())

            s = io.StringIO()
            print_tb(tb, 1, s)
            self.assertEndsWith(s.getvalue(),
                '    def do_raise(): raise TypeError\n'
                '' if support.has_no_debug_ranges() else
                '                    ^^^^^^^^^^^^^^^\n'
            )
        else:
            raise AssertionError("This ought to be impossible")

    def testTraceback(self):
        files = {TESTMOD + ".py": raise_src}