Lib/test/test_xdrlib.py

   1 from test import test_support
   2 import unittest
   3
   4 import xdrlib
   5
   6 class XDRTest(unittest.TestCase):
   7
   8     def test_xdr(self):
   9         p = xdrlib.Packer()
  10
  11         s = 'hello world'
  12         a = ['what', 'is', 'hapnin', 'doctor']
  13
  14         p.pack_int(42)
  15         p.pack_uint(9)
  16         p.pack_bool(True)
  17         p.pack_bool(False)
  18         p.pack_uhyper(45L)
  19         p.pack_float(1.9)
  20         p.pack_double(1.9)
  21         p.pack_string(s)
  22         p.pack_list(range(5), p.pack_uint)
  23         p.pack_array(a, p.pack_string)
  24
  25         # now verify
  26         data = p.get_buffer()
  27         up = xdrlib.Unpacker(data)
  28
  29         self.assertEqual(up.get_position(), 0)
  30
  31         self.assertEqual(up.unpack_int(), 42)
  32         self.assertEqual(up.unpack_uint(), 9)
  33         self.assertTrue(up.unpack_bool() is True)
  34
  35         # remember position
  36         pos = up.get_position()
  37         self.assertTrue(up.unpack_bool() is False)
  38
  39         # rewind and unpack again
  40         up.set_position(pos)
  41         self.assertTrue(up.unpack_bool() is False)
  42
  43         self.assertEqual(up.unpack_uhyper(), 45L)
  44         self.assertAlmostEqual(up.unpack_float(), 1.9)
  45         self.assertAlmostEqual(up.unpack_double(), 1.9)
  46         self.assertEqual(up.unpack_string(), s)
  47         self.assertEqual(up.unpack_list(up.unpack_uint), range(5))
  48         self.assertEqual(up.unpack_array(up.unpack_string), a)
  49         up.done()
  50         self.assertRaises(EOFError, up.unpack_uint)
  51
  52 def test_main():
  53     test_support.run_unittest(XDRTest)
  54
  55 if __name__ == "__main__":
  56     test_main()