def test_choose_backend_gets_higher_priority_option(self):
e = Embed(url=self.url)
with fudge.patched_context(Backend, '__init__', fake_backend_init):
b1 = Backend.objects.create(
name='b1', code_path='b1', regex='.*', priority=5)
self.assertEqual(e.choose_backend(), b1)
b2 = Backend.objects.create(
name='b2', code_path='b2', regex='.*', priority=6)
self.assertEqual(e.choose_backend(), b2)
def test_choose_backend_skips_non_matching_regex(self):
e = Embed(url=self.url)
with fudge.patched_context(Backend, '__init__', fake_backend_init):
Backend.objects.create(
name='b1', code_path='b1', regex='thiswontmatch', priority=5)
self.assertEqual(e.choose_backend(), self.backend)
def test_choose_backend_returns_none_without_matching_regex(self):
self.backend.regex = "thiswontmatch"
self.backend.save()
e = Embed(url=self.url)
self.assertIsNone(e.choose_backend())
def test_choose_backend(self):
e = Embed(url=self.url)
b = e.choose_backend()
self.assertTrue(isinstance(b, Backend))
self.assertTrue(isinstance(b._backend, self.backend_cls))
self.assertEqual(b, self.backend)
def test_choose_backend_returns_none_when_there_are_no_backends(self):
Backend.objects.all().delete()
e = Embed(url=self.url)
self.assertIsNone(e.choose_backend())
def test_choose_backend_works_with_passed_url(self):
e = Embed()
self.assertEqual(e.choose_backend(self.url), self.backend)
def test_choose_backend_returns_none_when_there_is_no_url(self):
e = Embed()
self.assertIsNone(e.choose_backend())
