cpython/Lib/test/test_xdrlib.py

83 lines
2.3 KiB
Python

from test import support
import unittest
import xdrlib
class XDRTest(unittest.TestCase):
def test_xdr(self):
p = xdrlib.Packer()
s = b'hello world'
a = [b'what', b'is', b'hapnin', b'doctor']
p.pack_int(42)
p.pack_int(-17)
p.pack_uint(9)
p.pack_bool(True)
p.pack_bool(False)
p.pack_uhyper(45)
p.pack_float(1.9)
p.pack_double(1.9)
p.pack_string(s)
p.pack_list(range(5), p.pack_uint)
p.pack_array(a, p.pack_string)
# now verify
data = p.get_buffer()
up = xdrlib.Unpacker(data)
self.assertEqual(up.get_position(), 0)
self.assertEqual(up.unpack_int(), 42)
self.assertEqual(up.unpack_int(), -17)
self.assertEqual(up.unpack_uint(), 9)
self.assertTrue(up.unpack_bool() is True)
# remember position
pos = up.get_position()
self.assertTrue(up.unpack_bool() is False)
# rewind and unpack again
up.set_position(pos)
self.assertTrue(up.unpack_bool() is False)
self.assertEqual(up.unpack_uhyper(), 45)
self.assertAlmostEqual(up.unpack_float(), 1.9)
self.assertAlmostEqual(up.unpack_double(), 1.9)
self.assertEqual(up.unpack_string(), s)
self.assertEqual(up.unpack_list(up.unpack_uint), list(range(5)))
self.assertEqual(up.unpack_array(up.unpack_string), a)
up.done()
self.assertRaises(EOFError, up.unpack_uint)
class ConversionErrorTest(unittest.TestCase):
def setUp(self):
self.packer = xdrlib.Packer()
def assertRaisesConversion(self, *args):
self.assertRaises(xdrlib.ConversionError, *args)
def test_pack_int(self):
self.assertRaisesConversion(self.packer.pack_int, 'string')
def test_pack_uint(self):
self.assertRaisesConversion(self.packer.pack_uint, 'string')
def test_float(self):
self.assertRaisesConversion(self.packer.pack_float, 'string')
def test_double(self):
self.assertRaisesConversion(self.packer.pack_double, 'string')
def test_uhyper(self):
self.assertRaisesConversion(self.packer.pack_uhyper, 'string')
def test_main():
support.run_unittest(XDRTest)
support.run_unittest(ConversionErrorTest)
if __name__ == "__main__":
test_main()