def test_stringspec(self):
from mutagen.id3 import StringSpec
s = StringSpec('byte', 3)
self.assertEqual(s.validate(None, None), None)
self.assertEqual(s.validate(None, "ABC"), "ABC")
self.assertEqual(s.validate(None, u"ABC"), u"ABC")
self.assertRaises(ValueError, s.validate, None, "abc2")
self.assertRaises(ValueError, s.validate, None, "ab")
if PY3:
self.assertRaises(TypeError, s.validate, None, b"ABC")
self.assertRaises(ValueError, s.validate, None, u"\xf6\xe4\xfc")
def test_stringspec(self):
from mutagen.id3 import StringSpec
s = StringSpec('name', 3)
self.assertEquals(('abc', b'defg'), s.read(None, b'abcdefg'))
self.assertEquals(b'abc', s.write(None, 'abcdefg'))
self.assertEquals(b'\x00\x00\x00', s.write(None, None))
self.assertEquals(b'\x00\x00\x00', s.write(None, '\x00'))
self.assertEquals(b'a\x00\x00', s.write(None, 'a'))
def test_StringSpec(self):
from mutagen.id3 import StringSpec
s = StringSpec('name', 3)
self.assertEquals(('abc', b'defg'), s.read(None, b'abcdefg'))
self.assertEquals(b'abc', s.write(None, 'abcdefg'))
self.assertEquals(b'\x00\x00\x00', s.write(None, None))
self.assertEquals(b'\x00\x00\x00', s.write(None, '\x00'))
self.assertEquals(b'a\x00\x00', s.write(None, 'a'))
def test_stringspec(self):
from mutagen.id3 import StringSpec
s = StringSpec("name", 3)
self.assertEquals(("abc", "defg"), s.read(None, "abcdefg"))
self.assertEquals("abc", s.write(None, "abcdefg"))
self.assertEquals("\x00\x00\x00", s.write(None, None))
self.assertEquals("\x00\x00\x00", s.write(None, "\x00"))
self.assertEquals("a\x00\x00", s.write(None, "a"))
class CTOC(Frame):
"""
The table of contents frame specified in
http://www.id3.org/id3v2-chapters-1.0
"""
_framespec = [StringSpec('element_id', 8), BinaryDataSpec('flags')]
def __init__(self,
element_id,
has_parent,
ordered,
child_element_ids,
embeded_frames=[]):
self.has_parent = has_parent
self.ordered = ordered
self.child_element_ids = child_element_ids
flags = []
for i in (self.has_parent, self.ordered):
if i:
flags.append('1')
else:
flags.append('0')
flags = int(''.join(flags))
flags = pack('>H', flags)
self.embeded_frames = embeded_frames
super(CTOC, self).__init__(element_id, flags)
def _writeData(self):
def save_frame(frame):
#Copied from mutagen.id3.ID3
flags = 0
framedata = frame._writeData()
datasize = BitPaddedInt.to_str(len(framedata), width=4)
header = pack('>4s4sH', type(frame).__name__, datasize, flags)
return header + framedata
data = super(CTOC, self)._writeData()
for frame in self.embeded_frames:
frame = save_frame(frame)
data += frame
return data
class CHAP(Frame):
"""
The chapter frame specified in http://www.id3.org/id3v2-chapters-1.0
"""
_framespec = [
StringSpec('element_id', 8),
IntegerSpec('start'),
IntegerSpec('stop'),
IntegerSpec('start_offset'),
IntegerSpec('stop_offset')
]
def __init__(self,
element_id,
start,
stop,
start_offset=0xffffffff,
stop_offset=0xffffffff,
embeded_frames=[]):
super(CHAP, self).__init__(element_id=element_id,
start=start,
stop=stop,
start_offset=0xffffffff,
stop_offset=0xffffffff)
self.embeded_frames = embeded_frames
def _writeData(self):
def save_frame(frame):
#Copied from mutagen.id3.ID3
flags = 0
framedata = frame._writeData()
datasize = BitPaddedInt.to_str(len(framedata), width=4)
header = pack('>4s4sH', type(frame).__name__, datasize, flags)
return header + framedata
data = super(CHAP, self)._writeData()
for frame in self.embeded_frames:
frame = save_frame(frame)
data += frame
return data
