def testEscapeChars(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00test\xdb\xdcabc\xc0')
self.assertEquals(['test\xc0abc'], d.ReadFrames())
d.Write('\xc0\x00test\xdb\xddabc\xc0')
self.assertEquals(['test\xdbabc'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testTruncateOversize(self):
large_frame = '1234' + 't' * (2 * serial_tnc.KISSDecoder.SIZE_LIMIT)
data = '\x00test1\xc0\x00' + large_frame + '\xc0\x00test2\xc0'
truncated_frame = large_frame[:serial_tnc.KISSDecoder.SIZE_LIMIT - 1]
d = serial_tnc.KISSDecoder()
d.Write(data)
self.assertEquals(['test1', truncated_frame, 'test2'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testEscapeWithFEND(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00test1\xdb\xc0')
self.assertEquals(['test1'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testDoubleStart(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00test1\xc0\x00\xc0\xc0\x00test2\xc0\xc0')
self.assertEquals(['test1', 'test2'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testUnknownDataFlagIsIgnored(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x01test1\xc0 \xc0\xfftest2\xc0')
self.assertEquals(['test1', 'test2'], d.ReadFrames())
def testInvalidEscapeIsIgnored(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00test\xdb?abc\xc0')
self.assertEquals(['testabc'], d.ReadFrames())
def testTransposeCharsInNormalMode(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00test\xdc\xddabc\xc0')
self.assertEquals(['test\xdc\xddabc'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testGarbage(self):
d = serial_tnc.KISSDecoder()
d.Write('abjkdfdf\xc0\x00test1\xc0dfdfdfddfdf\xc0\x00test2\xc0sss')
self.assertEquals(['bjkdfdf', 'test1', 'fdfdfddfdf', 'test2'],
d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testIgnoreEmptyFrames(self):
d = serial_tnc.KISSDecoder()
d.Write('\xc0\x00\xc0\xc0\x00test\xc0\x00\xc0')
self.assertEquals(['test'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testBasicWithoutPadding(self):
d = serial_tnc.KISSDecoder()
d.Write('\x00test1\xc0\x00test2\xc0')
self.assertEquals(['test1', 'test2'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())
def testBasic(self):
d = serial_tnc.KISSDecoder()
d.Write(BASIC_KISS_FRAME)
self.assertEquals(['testframe123'], d.ReadFrames())
self.assertEquals([], d.ReadFrames())