pypy/objspace/std/test/test_unicodeobject.py::AppTestUnicodeString::()::test

pypy/objspace/std/test/test_unicodeobject.py::AppTestUnicodeString::()::test_swapcase

self = <pypy.interpreter.typedef.W_ObjectObjectUserDictWeakrefable object at 0x00000000708d77c0>

    def test_swapcase(self):
>           assert u'\xe4\xc4\xdf'.swapcase() == u'\xc4\xe4\xdf'
E           (application-level) AssertionError

[/buildbot/slave/own-linux-aarch64/build/pypy/objspace/std/test/test_unicodeobject.py:382]:2: AssertionError

builder: own-linux-aarch64 build #2821+

test: pypy/objspace/std/test/test_unicodeobject.py::AppTestUnicodeString::()::test_swapcase