Method test_print

Lib/test/test_traceback.py:3952–3968

(self)

    @unittest.expectedFailure  # TODO: RUSTPYTHON; ?                  ^ +
    @requires_debug_ranges()
    def test_print(self):
        def f():
            x = 12
            try:
                x/0
            except Exception as e:
                return e
        exc = traceback.TracebackException.from_exception(f(), capture_locals=True)
        output = StringIO()
        exc.print(file=output)
        self.assertEqual(
            output.getvalue().split('\n')[-5:],
            ['    x/0',
             '    ~^~',
             '    x = 12',
             'ZeroDivisionError: division by zero',
             ''])

    def test_dont_swallow_cause_or_context_of_falsey_exception(self):
        # see gh-132308: Ensure that __cause__ or __context__ attributes of exceptions