def test_get_size(self):
        resp = b'some_image'
        self.opener = _common.FakeOpener(resp)
        musicbrainzngs.compat.build_opener = lambda *args: self.opener
        res = caa.get_image("8ec178f4-a8e8-4f22-bcba-1964466ef214", "1234", 250)

        self.assertEqual("http://coverartarchive.org/release/8ec178f4-a8e8-4f22-bcba-1964466ef214/1234-250", self.opener.myurl)
        self.assertEqual(resp, res)
    def test_coverid(self):
        resp = 'some_image'
        self.opener = _common.FakeOpener(resp)
        musicbrainzngs.compat.build_opener = lambda *args: self.opener
        res = caa.get_image("8ec178f4-a8e8-4f22-bcba-1964466ef214", "1234")

        self.assertEqual(
            "http://coverartarchive.org/release/8ec178f4-a8e8-4f22-bcba-1964466ef214/1234",
            self.opener.myurl)
        self.assertEqual(resp, res)