def test_PIC_upgrade(self):
from mutagen.id3 import PIC, APIC
frame = PIC(encoding=0, mime="PNG", desc="bla", type=3, data=b"\x00")
new = APIC(frame)
self.assertEqual(new.encoding, 0)
self.assertEqual(new.mime, "PNG")
self.assertEqual(new.desc, "bla")
self.assertEqual(new.data, b"\x00")
frame = PIC(encoding=0, mime="foo", desc="bla", type=3, data=b"\x00")
self.assertEqual(frame.mime, "foo")
new = APIC(frame)
self.assertEqual(new.mime, "foo")
def test_pic(self):
id3 = ID3()
id3.version = (2, 2)
id3.add(PIC(encoding=0, mime="PNG", desc="cover", type=3, data=b""))
id3.update_to_v24()
self.failUnlessEqual(id3["APIC:cover"].mime, "image/png")