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- #!/usr/bin/env python
- # -*- coding: iso-8859-1 -*-
-
- from test import test_support
- import marshal
- import sys
- import unittest
- import os
-
- class IntTestCase(unittest.TestCase):
- def test_ints(self):
- # Test the full range of Python ints.
- n = sys.maxint
- while n:
- for expected in (-n, n):
- s = marshal.dumps(expected)
- got = marshal.loads(s)
- self.assertEqual(expected, got)
- marshal.dump(expected, file(test_support.TESTFN, "wb"))
- got = marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(expected, got)
- n = n >> 1
- os.unlink(test_support.TESTFN)
-
- def test_int64(self):
- # Simulate int marshaling on a 64-bit box. This is most interesting if
- # we're running the test on a 32-bit box, of course.
-
- def to_little_endian_string(value, nbytes):
- bytes = []
- for i in range(nbytes):
- bytes.append(chr(value & 0xff))
- value >>= 8
- return ''.join(bytes)
-
- maxint64 = (1L << 63) - 1
- minint64 = -maxint64-1
-
- for base in maxint64, minint64, -maxint64, -(minint64 >> 1):
- while base:
- s = 'I' + to_little_endian_string(base, 8)
- got = marshal.loads(s)
- self.assertEqual(base, got)
- if base == -1: # a fixed-point for shifting right 1
- base = 0
- else:
- base >>= 1
-
- def test_bool(self):
- for b in (True, False):
- new = marshal.loads(marshal.dumps(b))
- self.assertEqual(b, new)
- self.assertEqual(type(b), type(new))
- marshal.dump(b, file(test_support.TESTFN, "wb"))
- new = marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(b, new)
- self.assertEqual(type(b), type(new))
-
- class FloatTestCase(unittest.TestCase):
- def test_floats(self):
- # Test a few floats
- small = 1e-25
- n = sys.maxint * 3.7e250
- while n > small:
- for expected in (-n, n):
- f = float(expected)
- s = marshal.dumps(f)
- got = marshal.loads(s)
- self.assertEqual(f, got)
- marshal.dump(f, file(test_support.TESTFN, "wb"))
- got = marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(f, got)
- n /= 123.4567
-
- f = 0.0
- s = marshal.dumps(f)
- got = marshal.loads(s)
- self.assertEqual(f, got)
-
- n = sys.maxint * 3.7e-250
- while n < small:
- for expected in (-n, n):
- f = float(expected)
- s = marshal.dumps(f)
- got = marshal.loads(s)
- self.assertEqual(f, got)
- marshal.dump(f, file(test_support.TESTFN, "wb"))
- got = marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(f, got)
- n *= 123.4567
- os.unlink(test_support.TESTFN)
-
- class StringTestCase(unittest.TestCase):
- def test_unicode(self):
- for s in [u"", u"AndrΦ Previn", u"abc", u" "*10000]:
- new = marshal.loads(marshal.dumps(s))
- self.assertEqual(s, new)
- self.assertEqual(type(s), type(new))
- marshal.dump(s, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(s, new)
- self.assertEqual(type(s), type(new))
- os.unlink(test_support.TESTFN)
-
- def test_string(self):
- for s in ["", "AndrΦ Previn", "abc", " "*10000]:
- new = marshal.loads(marshal.dumps(s))
- self.assertEqual(s, new)
- self.assertEqual(type(s), type(new))
- marshal.dump(s, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(s, new)
- self.assertEqual(type(s), type(new))
- os.unlink(test_support.TESTFN)
-
- def test_buffer(self):
- for s in ["", "AndrΦ Previn", "abc", " "*10000]:
- b = buffer(s)
- new = marshal.loads(marshal.dumps(b))
- self.assertEqual(s, new)
- marshal.dump(b, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(s, new)
- os.unlink(test_support.TESTFN)
-
- class ExceptionTestCase(unittest.TestCase):
- def test_exceptions(self):
- new = marshal.loads(marshal.dumps(StopIteration))
- self.assertEqual(StopIteration, new)
-
- class CodeTestCase(unittest.TestCase):
- def test_code(self):
- co = ExceptionTestCase.test_exceptions.func_code
- new = marshal.loads(marshal.dumps(co))
- self.assertEqual(co, new)
-
- class ContainerTestCase(unittest.TestCase):
- d = {'astring': 'foo@bar.baz.spam',
- 'afloat': 7283.43,
- 'anint': 2**20,
- 'ashortlong': 2L,
- 'alist': ['.zyx.41'],
- 'atuple': ('.zyx.41',)*10,
- 'aboolean': False,
- 'aunicode': u"AndrΦ Previn"
- }
- def test_dict(self):
- new = marshal.loads(marshal.dumps(self.d))
- self.assertEqual(self.d, new)
- marshal.dump(self.d, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(self.d, new)
- os.unlink(test_support.TESTFN)
-
- def test_list(self):
- lst = self.d.items()
- new = marshal.loads(marshal.dumps(lst))
- self.assertEqual(lst, new)
- marshal.dump(lst, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(lst, new)
- os.unlink(test_support.TESTFN)
-
- def test_tuple(self):
- t = tuple(self.d.keys())
- new = marshal.loads(marshal.dumps(t))
- self.assertEqual(t, new)
- marshal.dump(t, file(test_support.TESTFN, "wb"))
- marshal.load(file(test_support.TESTFN, "rb"))
- self.assertEqual(t, new)
- os.unlink(test_support.TESTFN)
-
- class BugsTestCase(unittest.TestCase):
- def test_bug_5888452(self):
- # Simple-minded check for SF 588452: Debug build crashes
- marshal.dumps([128] * 1000)
-
- def test_patch_873224(self):
- self.assertRaises(Exception, marshal.loads, '0')
- self.assertRaises(Exception, marshal.loads, 'f')
- self.assertRaises(Exception, marshal.loads, marshal.dumps(5L)[:-1])
-
- def test_version_argument(self):
- # Python 2.4.0 crashes for any call to marshal.dumps(x, y)
- self.assertEquals(marshal.loads(marshal.dumps(5, 0)), 5)
- self.assertEquals(marshal.loads(marshal.dumps(5, 1)), 5)
-
- def test_main():
- test_support.run_unittest(IntTestCase,
- FloatTestCase,
- StringTestCase,
- CodeTestCase,
- ContainerTestCase,
- ExceptionTestCase,
- BugsTestCase)
-
- if __name__ == "__main__":
- test_main()
-