diff options
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_marshal.py')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_marshal.py | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_marshal.py b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_marshal.py new file mode 100644 index 0000000000..7abdd2441a --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_marshal.py @@ -0,0 +1,283 @@ +#!/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, 2)
+ got = marshal.loads(s)
+ self.assertEqual(f, got)
+ # and with version <= 1 (floats marshalled differently then)
+ s = marshal.dumps(f, 1)
+ 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)
+
+ s = marshal.dumps(f, 1)
+ 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)
+
+ marshal.dump(f, file(test_support.TESTFN, "wb"), 1)
+ 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"Andrč 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"))
+ new = 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 ["", "Andrč 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"))
+ new = 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 ["", "Andrč Previn", "abc", " "*10000]:
+ with test_support.check_py3k_warnings(("buffer.. not supported",
+ DeprecationWarning)):
+ b = buffer(s)
+ new = marshal.loads(marshal.dumps(b))
+ self.assertEqual(s, new)
+ marshal.dump(b, file(test_support.TESTFN, "wb"))
+ new = 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"Andrč 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"))
+ new = 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"))
+ new = 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"))
+ new = marshal.load(file(test_support.TESTFN, "rb"))
+ self.assertEqual(t, new)
+ os.unlink(test_support.TESTFN)
+
+ def test_sets(self):
+ for constructor in (set, frozenset):
+ t = constructor(self.d.keys())
+ new = marshal.loads(marshal.dumps(t))
+ self.assertEqual(t, new)
+ self.assertTrue(isinstance(new, constructor))
+ self.assertNotEqual(id(t), id(new))
+ marshal.dump(t, file(test_support.TESTFN, "wb"))
+ new = 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.assertEqual(marshal.loads(marshal.dumps(5, 0)), 5)
+ self.assertEqual(marshal.loads(marshal.dumps(5, 1)), 5)
+
+ def test_fuzz(self):
+ # simple test that it's at least not *totally* trivial to
+ # crash from bad marshal data
+ for c in [chr(i) for i in range(256)]:
+ try:
+ marshal.loads(c)
+ except Exception:
+ pass
+
+ def test_loads_recursion(self):
+ s = 'c' + ('X' * 4*4) + '{' * 2**20
+ self.assertRaises(ValueError, marshal.loads, s)
+
+ def test_recursion_limit(self):
+ # Create a deeply nested structure.
+ head = last = []
+ # The max stack depth should match the value in Python/marshal.c.
+ MAX_MARSHAL_STACK_DEPTH = 2000
+ for i in range(MAX_MARSHAL_STACK_DEPTH - 2):
+ last.append([0])
+ last = last[-1]
+
+ # Verify we don't blow out the stack with dumps/load.
+ data = marshal.dumps(head)
+ new_head = marshal.loads(data)
+ # Don't use == to compare objects, it can exceed the recursion limit.
+ self.assertEqual(len(new_head), len(head))
+ self.assertEqual(len(new_head[0]), len(head[0]))
+ self.assertEqual(len(new_head[-1]), len(head[-1]))
+
+ last.append([0])
+ self.assertRaises(ValueError, marshal.dumps, head)
+
+ def test_exact_type_match(self):
+ # Former bug:
+ # >>> class Int(int): pass
+ # >>> type(loads(dumps(Int())))
+ # <type 'int'>
+ for typ in (int, long, float, complex, tuple, list, dict, set, frozenset):
+ # Note: str and unicode subclasses are not tested because they get handled
+ # by marshal's routines for objects supporting the buffer API.
+ subtyp = type('subtyp', (typ,), {})
+ self.assertRaises(ValueError, marshal.dumps, subtyp())
+
+ # Issue #1792 introduced a change in how marshal increases the size of its
+ # internal buffer; this test ensures that the new code is exercised.
+ def test_large_marshal(self):
+ size = int(1e6)
+ testString = 'abc' * size
+ marshal.dumps(testString)
+
+ def test_invalid_longs(self):
+ # Issue #7019: marshal.loads shouldn't produce unnormalized PyLongs
+ invalid_string = 'l\x02\x00\x00\x00\x00\x00\x00\x00'
+ self.assertRaises(ValueError, marshal.loads, invalid_string)
+
+
+def test_main():
+ test_support.run_unittest(IntTestCase,
+ FloatTestCase,
+ StringTestCase,
+ CodeTestCase,
+ ContainerTestCase,
+ ExceptionTestCase,
+ BugsTestCase)
+
+if __name__ == "__main__":
+ test_main()
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