def testText(self):
#import pdb; pdb.set_trace()
text = "2016(C) MCW"
MyMIDI = MIDIFile(1)
MyMIDI.addText(0, 0, text)
MyMIDI.close()
payload_encoded = text.encode("ISO-8859-1")
payloadLength = len(payload_encoded)
payloadLengthVar = writeVarLength(payloadLength)
data = Decoder(MyMIDI.tracks[1].MIDIdata)
self.assertEqual(MyMIDI.tracks[1].MIDIEventList[0].type, 'Text')
self.assertEqual(data.unpack_into_byte(0), 0x00) # time
self.assertEqual(data.unpack_into_byte(1), 0xff) # Code
self.assertEqual(data.unpack_into_byte(2), 0x01) # Subcode
index = 3
for i in range(len(payloadLengthVar)):
self.assertEqual(data.unpack_into_byte(index), payloadLengthVar[i])
index = index + 1
for i in range(len(payload_encoded)):
if sys.version_info < (3, ):
test_char = ord(payload_encoded[i])
else:
test_char = payload_encoded[i]
self.assertEqual(data.unpack_into_byte(index), test_char)
index = index + 1
def testNonRealTimeUniversalSysEx(self):
code = 1
subcode = 2
payload_number = 42
payload = struct.pack('>B', payload_number)
MyMIDI = MIDIFile(1, adjust_origin=False)
# Just for fun we'll use a multi-byte time
time = 1
time_bytes = writeVarLength(time * MyMIDI.ticks_per_quarternote)
MyMIDI.addUniversalSysEx(0, time, code, subcode, payload, realTime=False)
MyMIDI.close()
data = Decoder(MyMIDI.tracks[1].MIDIdata)
self.assertEqual(MyMIDI.tracks[1].MIDIEventList[0].evtname, 'UniversalSysEx')
self.assertEqual(data.unpack_into_byte(0), time_bytes[0]) # Time
self.assertEqual(data.unpack_into_byte(1), time_bytes[1]) # Time
self.assertEqual(data.unpack_into_byte(2), 0xf0) # UniversalSysEx == 0xF0
self.assertEqual(data.unpack_into_byte(3), 5 + len(payload)) # Payload length = 5+actual pyayload
self.assertEqual(data.unpack_into_byte(4), 0x7E) # 0x7E == non-realtime
self.assertEqual(data.unpack_into_byte(5), 0x7F) # Sysex channel (always 0x7F)
self.assertEqual(data.unpack_into_byte(6), code)
self.assertEqual(data.unpack_into_byte(7), subcode)
self.assertEqual(data.unpack_into_byte(8), payload_number) # Data
self.assertEqual(data.unpack_into_byte(9), 0xf7) # End of message
def testCopyright(self):
notice = "2016(C) MCW"
MyMIDI = MIDIFile(1)
MyMIDI.addCopyright(0, 0, notice)
MyMIDI.close()
payload_encoded = notice.encode("ISO-8859-1")
payloadLength = len(payload_encoded)
payloadLengthVar = writeVarLength(payloadLength)
data = Decoder(MyMIDI.tracks[1].MIDIdata)
self.assertEqual(MyMIDI.tracks[1].MIDIEventList[0].evtname, 'Copyright')
self.assertEqual(data.unpack_into_byte(0), 0x00) # time
self.assertEqual(data.unpack_into_byte(1), 0xff) # Code
self.assertEqual(data.unpack_into_byte(2), 0x02) # Subcode
index = 3
for i in range(len(payloadLengthVar)):
self.assertEqual(data.unpack_into_byte(index), payloadLengthVar[i])
index = index + 1
for i in range(len(payload_encoded)):
if sys.version_info < (3,):
test_char = ord(payload_encoded[i])
else:
test_char = payload_encoded[i]
self.assertEqual(data.unpack_into_byte(index), test_char)
index = index + 1
def testWriteVarLength(self):
self.assertEqual(writeVarLength(0x70), [0x70])
self.assertEqual(writeVarLength(0x80), [0x81, 0x00])
self.assertEqual(writeVarLength(0x1FFFFF), [0xFF, 0xFF, 0x7F])
self.assertEqual(writeVarLength(0x08000000), [0xC0, 0x80, 0x80, 0x00])
def testWriteVarLength(self):
self.assertEquals(writeVarLength(0x70), [0x70])
self.assertEquals(writeVarLength(0x80), [0x81, 0x00])
self.assertEquals(writeVarLength(0x1FFFFF), [0xFF, 0xFF, 0x7F])
self.assertEquals(writeVarLength(0x08000000), [0xC0, 0x80, 0x80, 0x00])
