from unittest import TestCase

from django.contrib import admin

class Bug8245Test(TestCase):

    """

    Test for bug #8245 - don't raise an AlreadyRegistered exception when using

    autodiscover() and an admin.py module contains an error.

    """

    def test_bug_8245(self):

        # The first time autodiscover is called, we should get our real error.

        try:

            admin.autodiscover()

        except Exception, e:

            self.assertEqual(str(e), "Bad admin module")

        else:

            self.fail(

                'autodiscover should have raised a "Bad admin module" error.')

        # Calling autodiscover again should raise the very same error it did

        # the first time, not an AlreadyRegistered error.

        try:

            admin.autodiscover()

        except Exception, e:

            self.assertEqual(str(e), "Bad admin module")

        else:

            self.fail(

                'autodiscover should have raised a "Bad admin module" error.')