def test_read_empty(self):
header = ID3Header()
header.version = (2, 4, 0)
spec = ID3FramesSpec("name")
value, data = spec.read(header, None, b"")
self.assertEqual(data, b"")
self.assertTrue(isinstance(value, ID3Tags))
def test_write_empty(self):
header = ID3Header()
header.version = (2, 4, 0)
spec = ID3FramesSpec("name")
config = ID3SaveConfig()
tags = ID3Tags()
self.assertEqual(spec.write(config, None, tags), b"")
def test_write_tit3_v23(self):
spec = ID3FramesSpec("name")
config = ID3SaveConfig(3, "/")
tags = ID3Tags()
tags.add(TIT3(encoding=3, text=[u"F", u"B"]))
self.assertEqual(
spec.write(config, None, tags), b"TIT3" + b"\x00\x00\x00\x0B" +
b"\x00\x00" + b"\x01" + b"\xff\xfeF\x00/\x00B\x00\x00\x00")
def test_validate(self):
header = ID3Header()
header.version = (2, 4, 0)
spec = ID3FramesSpec("name")
self.assertRaises(TypeError, spec.validate, None, None)
self.assertTrue(isinstance(spec.validate(None, []), ID3Tags))
v = spec.validate(None, [TIT3(encoding=3, text=[u"foo"])])
self.assertEqual(v.getall("TIT3")[0].text, [u"foo"])
def test_read_tit3(self):
header = ID3Header()
header.version = (2, 4, 0)
spec = ID3FramesSpec("name")
value, data = spec.read(header, None,
b"TIT3" + b"\x00\x00\x00\x03" + b"\x00\x00" + b"\x03" + b"F\x00")
self.assertTrue(isinstance(value, ID3Tags))
self.assertEqual(data, b"")
frames = value.getall("TIT3")
self.assertEqual(len(frames), 1)
self.assertEqual(frames[0].encoding, 3)
self.assertEqual(frames[0].text, [u"F"])
