python-xlib/test/__init__.py

80 lines
1.8 KiB
Python

import unittest
import binascii
import difflib
import struct
import array
import Xlib.protocol.event
import Xlib.protocol.rq
class CmpArray(object):
def __init__(self, *args, **kws):
self.array = array.array(*args, **kws)
def __len__(self):
return len(self.array)
def __getitem__(self, key):
if isinstance(key, slice):
x = key.start
y = key.stop
return list(self.array[x:y])
else:
return self.array[key]
def __getattr__(self, attr):
return getattr(self.array, attr)
def __eq__(self, other):
return self.array.tolist() == other
Xlib.protocol.rq.array = CmpArray
class DummyDisplay(object):
def get_resource_class(self, x):
return None
event_classes = Xlib.protocol.event.event_class
class TestCase(unittest.TestCase):
def assertBinaryEqual(self, bin1, bin2):
if bin1 != bin2:
self.fail('binary contents differ:\n' + bindiff(bin1, bin2))
def assertBinaryEmpty(self, bin):
if len(bin) != 0:
self.fail('binary content not empty:\n' + ''.join(tohex(bin)))
class BigEndianTest(TestCase):
@classmethod
def setUpClass(cls):
if struct.unpack('BB', struct.pack('H', 0x0100))[0] != 1:
raise unittest.SkipTest('big-endian tests, skipping on this system')
class LittleEndianTest(TestCase):
@classmethod
def setUpClass(cls):
if struct.unpack('BB', struct.pack('H', 0x0100))[0] != 0:
raise unittest.SkipTest('little-endian tests, skipping on this system')
def tohex(bin):
hex = []
for i in range(0, len(bin), 16):
hex.append(str(binascii.hexlify(bin[i:i+16])) + '\n')
return hex
def bindiff(bin1, bin2):
hex1 = tohex(bin1)
hex2 = tohex(bin2)
return ''.join(difflib.ndiff(hex1, hex2))