def verify_filetype_box(self, actual, expected):
self.assertEqual(actual.brand, expected.brand)<EOL>self.assertEqual(actual.minor_version, expected.minor_version)<EOL>self.assertEqual(actual.minor_version, <NUM_LIT:0>)<EOL>for cl in expected.compatibility_list:<EOL><INDENT>self.assertIn(cl, actual.compatibility_list)<EOL><DEDENT>
All JP2 files should have a brand reading 'jp2 ' and just a single
entry in the compatibility list, also 'jp2 '.  JPX files can have more
compatibility items.