mirror of https://github.com/python/cpython
1162 lines
40 KiB
Python
1162 lines
40 KiB
Python
# Python test set -- built-in functions
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import test.test_support, unittest
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from test.test_support import fcmp, have_unicode, TESTFN, unlink
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from sets import Set
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import sys, warnings, cStringIO
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warnings.filterwarnings("ignore", "hex../oct.. of negative int",
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FutureWarning, __name__)
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warnings.filterwarnings("ignore", "integer argument expected",
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DeprecationWarning, "unittest")
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class Squares:
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def __init__(self, max):
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self.max = max
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self.sofar = []
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def __len__(self): return len(self.sofar)
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def __getitem__(self, i):
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if not 0 <= i < self.max: raise IndexError
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n = len(self.sofar)
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while n <= i:
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self.sofar.append(n*n)
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n += 1
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return self.sofar[i]
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class StrSquares:
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def __init__(self, max):
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self.max = max
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self.sofar = []
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def __len__(self):
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return len(self.sofar)
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def __getitem__(self, i):
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if not 0 <= i < self.max:
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raise IndexError
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n = len(self.sofar)
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while n <= i:
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self.sofar.append(str(n*n))
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n += 1
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return self.sofar[i]
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class BitBucket:
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def write(self, line):
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pass
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L = [
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('0', 0),
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('1', 1),
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('9', 9),
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('10', 10),
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('99', 99),
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('100', 100),
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('314', 314),
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(' 314', 314),
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('314 ', 314),
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(' \t\t 314 \t\t ', 314),
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(`sys.maxint`, sys.maxint),
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(' 1x', ValueError),
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(' 1 ', 1),
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(' 1\02 ', ValueError),
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('', ValueError),
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(' ', ValueError),
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(' \t\t ', ValueError)
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]
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if have_unicode:
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L += [
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(unicode('0'), 0),
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(unicode('1'), 1),
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(unicode('9'), 9),
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(unicode('10'), 10),
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(unicode('99'), 99),
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(unicode('100'), 100),
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(unicode('314'), 314),
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(unicode(' 314'), 314),
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(unicode('\u0663\u0661\u0664 ','raw-unicode-escape'), 314),
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(unicode(' \t\t 314 \t\t '), 314),
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(unicode(' 1x'), ValueError),
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(unicode(' 1 '), 1),
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(unicode(' 1\02 '), ValueError),
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(unicode(''), ValueError),
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(unicode(' '), ValueError),
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(unicode(' \t\t '), ValueError),
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(unichr(0x200), ValueError),
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]
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class BuiltinTest(unittest.TestCase):
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def test_import(self):
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__import__('sys')
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__import__('time')
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__import__('string')
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self.assertRaises(ImportError, __import__, 'spamspam')
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self.assertRaises(TypeError, __import__, 1, 2, 3, 4)
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def test_abs(self):
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# int
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self.assertEqual(abs(0), 0)
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self.assertEqual(abs(1234), 1234)
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self.assertEqual(abs(-1234), 1234)
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# float
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self.assertEqual(abs(0.0), 0.0)
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self.assertEqual(abs(3.14), 3.14)
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self.assertEqual(abs(-3.14), 3.14)
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# long
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self.assertEqual(abs(0L), 0L)
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self.assertEqual(abs(1234L), 1234L)
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self.assertEqual(abs(-1234L), 1234L)
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# str
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self.assertRaises(TypeError, abs, 'a')
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def test_apply(self):
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def f0(*args):
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self.assertEqual(args, ())
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def f1(a1):
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self.assertEqual(a1, 1)
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def f2(a1, a2):
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self.assertEqual(a1, 1)
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self.assertEqual(a2, 2)
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def f3(a1, a2, a3):
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self.assertEqual(a1, 1)
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self.assertEqual(a2, 2)
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self.assertEqual(a3, 3)
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apply(f0, ())
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apply(f1, (1,))
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apply(f2, (1, 2))
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apply(f3, (1, 2, 3))
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# A PyCFunction that takes only positional parameters should allow an
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# empty keyword dictionary to pass without a complaint, but raise a
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# TypeError if the dictionary is non-empty.
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apply(id, (1,), {})
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self.assertRaises(TypeError, apply, id, (1,), {"foo": 1})
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self.assertRaises(TypeError, apply)
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self.assertRaises(TypeError, apply, id, 42)
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self.assertRaises(TypeError, apply, id, (42,), 42)
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def test_callable(self):
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self.assert_(callable(len))
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def f(): pass
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self.assert_(callable(f))
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class C:
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def meth(self): pass
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self.assert_(callable(C))
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x = C()
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self.assert_(callable(x.meth))
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self.assert_(not callable(x))
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class D(C):
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def __call__(self): pass
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y = D()
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self.assert_(callable(y))
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y()
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def test_chr(self):
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self.assertEqual(chr(32), ' ')
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self.assertEqual(chr(65), 'A')
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self.assertEqual(chr(97), 'a')
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self.assertEqual(chr(0xff), '\xff')
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self.assertRaises(ValueError, chr, 256)
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self.assertRaises(TypeError, chr)
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def test_cmp(self):
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self.assertEqual(cmp(-1, 1), -1)
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self.assertEqual(cmp(1, -1), 1)
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self.assertEqual(cmp(1, 1), 0)
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# verify that circular objects are handled
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a = []; a.append(a)
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b = []; b.append(b)
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from UserList import UserList
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c = UserList(); c.append(c)
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self.assertEqual(cmp(a, b), 0)
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self.assertEqual(cmp(b, c), 0)
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self.assertEqual(cmp(c, a), 0)
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self.assertEqual(cmp(a, c), 0)
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# okay, now break the cycles
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a.pop(); b.pop(); c.pop()
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self.assertRaises(TypeError, cmp)
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def test_coerce(self):
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self.assert_(not fcmp(coerce(1, 1.1), (1.0, 1.1)))
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self.assertEqual(coerce(1, 1L), (1L, 1L))
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self.assert_(not fcmp(coerce(1L, 1.1), (1.0, 1.1)))
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self.assertRaises(TypeError, coerce)
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class BadNumber:
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def __coerce__(self, other):
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raise ValueError
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self.assertRaises(ValueError, coerce, 42, BadNumber())
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self.assertRaises(OverflowError, coerce, 0.5, int("12345" * 1000))
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def test_compile(self):
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compile('print 1\n', '', 'exec')
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bom = '\xef\xbb\xbf'
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compile(bom + 'print 1\n', '', 'exec')
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self.assertRaises(TypeError, compile)
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self.assertRaises(ValueError, compile, 'print 42\n', '<string>', 'badmode')
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self.assertRaises(ValueError, compile, 'print 42\n', '<string>', 'single', 0xff)
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if have_unicode:
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compile(unicode('print u"\xc3\xa5"\n', 'utf8'), '', 'exec')
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def test_delattr(self):
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import sys
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sys.spam = 1
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delattr(sys, 'spam')
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self.assertRaises(TypeError, delattr)
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def test_dir(self):
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x = 1
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self.assert_('x' in dir())
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import sys
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self.assert_('modules' in dir(sys))
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self.assertRaises(TypeError, dir, 42, 42)
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def test_divmod(self):
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self.assertEqual(divmod(12, 7), (1, 5))
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self.assertEqual(divmod(-12, 7), (-2, 2))
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self.assertEqual(divmod(12, -7), (-2, -2))
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self.assertEqual(divmod(-12, -7), (1, -5))
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self.assertEqual(divmod(12L, 7L), (1L, 5L))
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self.assertEqual(divmod(-12L, 7L), (-2L, 2L))
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self.assertEqual(divmod(12L, -7L), (-2L, -2L))
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self.assertEqual(divmod(-12L, -7L), (1L, -5L))
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self.assertEqual(divmod(12, 7L), (1, 5L))
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self.assertEqual(divmod(-12, 7L), (-2, 2L))
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self.assertEqual(divmod(12L, -7), (-2L, -2))
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self.assertEqual(divmod(-12L, -7), (1L, -5))
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self.assert_(not fcmp(divmod(3.25, 1.0), (3.0, 0.25)))
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self.assert_(not fcmp(divmod(-3.25, 1.0), (-4.0, 0.75)))
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self.assert_(not fcmp(divmod(3.25, -1.0), (-4.0, -0.75)))
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self.assert_(not fcmp(divmod(-3.25, -1.0), (3.0, -0.25)))
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self.assertRaises(TypeError, divmod)
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def test_eval(self):
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self.assertEqual(eval('1+1'), 2)
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self.assertEqual(eval(' 1+1\n'), 2)
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globals = {'a': 1, 'b': 2}
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locals = {'b': 200, 'c': 300}
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self.assertEqual(eval('a', globals) , 1)
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self.assertEqual(eval('a', globals, locals), 1)
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self.assertEqual(eval('b', globals, locals), 200)
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self.assertEqual(eval('c', globals, locals), 300)
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if have_unicode:
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self.assertEqual(eval(unicode('1+1')), 2)
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self.assertEqual(eval(unicode(' 1+1\n')), 2)
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globals = {'a': 1, 'b': 2}
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locals = {'b': 200, 'c': 300}
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if have_unicode:
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self.assertEqual(eval(unicode('a'), globals), 1)
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self.assertEqual(eval(unicode('a'), globals, locals), 1)
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self.assertEqual(eval(unicode('b'), globals, locals), 200)
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self.assertEqual(eval(unicode('c'), globals, locals), 300)
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bom = '\xef\xbb\xbf'
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self.assertEqual(eval(bom + 'a', globals, locals), 1)
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self.assertEqual(eval(unicode('u"\xc3\xa5"', 'utf8'), globals),
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unicode('\xc3\xa5', 'utf8'))
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self.assertRaises(TypeError, eval)
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self.assertRaises(TypeError, eval, ())
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# Done outside of the method test_z to get the correct scope
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z = 0
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f = open(TESTFN, 'w')
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f.write('z = z+1\n')
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f.write('z = z*2\n')
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f.close()
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execfile(TESTFN)
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def test_execfile(self):
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globals = {'a': 1, 'b': 2}
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locals = {'b': 200, 'c': 300}
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self.assertEqual(self.__class__.z, 2)
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globals['z'] = 0
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execfile(TESTFN, globals)
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self.assertEqual(globals['z'], 2)
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locals['z'] = 0
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execfile(TESTFN, globals, locals)
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self.assertEqual(locals['z'], 2)
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unlink(TESTFN)
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self.assertRaises(TypeError, execfile)
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import os
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self.assertRaises(IOError, execfile, os.curdir)
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self.assertRaises(IOError, execfile, "I_dont_exist")
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def test_filter(self):
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self.assertEqual(filter(lambda c: 'a' <= c <= 'z', 'Hello World'), 'elloorld')
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self.assertEqual(filter(None, [1, 'hello', [], [3], '', None, 9, 0]), [1, 'hello', [3], 9])
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self.assertEqual(filter(lambda x: x > 0, [1, -3, 9, 0, 2]), [1, 9, 2])
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self.assertEqual(filter(None, Squares(10)), [1, 4, 9, 16, 25, 36, 49, 64, 81])
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self.assertEqual(filter(lambda x: x%2, Squares(10)), [1, 9, 25, 49, 81])
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def identity(item):
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return 1
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filter(identity, Squares(5))
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self.assertRaises(TypeError, filter)
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class BadSeq(object):
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def __getitem__(self, index):
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if index<4:
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return 42
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raise ValueError
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self.assertRaises(ValueError, filter, lambda x: x, BadSeq())
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def badfunc():
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pass
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self.assertRaises(TypeError, filter, badfunc, range(5))
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# test bltinmodule.c::filtertuple()
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self.assertEqual(filter(None, (1, 2)), (1, 2))
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self.assertEqual(filter(lambda x: x>=3, (1, 2, 3, 4)), (3, 4))
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self.assertRaises(TypeError, filter, 42, (1, 2))
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# test bltinmodule.c::filterstring()
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self.assertEqual(filter(None, "12"), "12")
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self.assertEqual(filter(lambda x: x>="3", "1234"), "34")
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self.assertRaises(TypeError, filter, 42, "12")
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class badstr(str):
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def __getitem__(self, index):
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raise ValueError
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self.assertRaises(ValueError, filter, lambda x: x >="3", badstr("1234"))
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class badstr2(str):
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def __getitem__(self, index):
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return 42
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self.assertRaises(TypeError, filter, lambda x: x >=42, badstr2("1234"))
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class weirdstr(str):
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def __getitem__(self, index):
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return weirdstr(2*str.__getitem__(self, index))
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self.assertEqual(filter(lambda x: x>="33", weirdstr("1234")), "3344")
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class shiftstr(str):
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def __getitem__(self, index):
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return chr(ord(str.__getitem__(self, index))+1)
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self.assertEqual(filter(lambda x: x>="3", shiftstr("1234")), "345")
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if have_unicode:
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# test bltinmodule.c::filterunicode()
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self.assertEqual(filter(None, unicode("12")), unicode("12"))
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self.assertEqual(filter(lambda x: x>="3", unicode("1234")), unicode("34"))
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self.assertRaises(TypeError, filter, 42, unicode("12"))
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self.assertRaises(ValueError, filter, lambda x: x >="3", badstr(unicode("1234")))
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class badunicode(unicode):
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def __getitem__(self, index):
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return 42
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self.assertRaises(TypeError, filter, lambda x: x >=42, badunicode("1234"))
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class weirdunicode(unicode):
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def __getitem__(self, index):
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return weirdunicode(2*unicode.__getitem__(self, index))
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self.assertEqual(
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filter(lambda x: x>=unicode("33"), weirdunicode("1234")), unicode("3344"))
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class shiftunicode(unicode):
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def __getitem__(self, index):
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return unichr(ord(unicode.__getitem__(self, index))+1)
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self.assertEqual(
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filter(lambda x: x>=unicode("3"), shiftunicode("1234")),
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unicode("345")
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)
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def test_filter_subclasses(self):
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# test, that filter() never returns tuple, str or unicode subclasses
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# and that the result always go's through __getitem__
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funcs = (None, lambda x: True)
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class tuple2(tuple):
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def __getitem__(self, index):
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return 2*tuple.__getitem__(self, index)
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class str2(str):
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def __getitem__(self, index):
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return 2*str.__getitem__(self, index)
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inputs = {
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tuple2: {(): (), (1, 2, 3): (2, 4, 6)},
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str2: {"": "", "123": "112233"}
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}
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if have_unicode:
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class unicode2(unicode):
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def __getitem__(self, index):
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return 2*unicode.__getitem__(self, index)
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inputs[unicode2] = {
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unicode(): unicode(),
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unicode("123"): unicode("112233")
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}
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for (cls, inps) in inputs.iteritems():
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for (inp, exp) in inps.iteritems():
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# make sure the output goes through __getitem__
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# even if func is None
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self.assertEqual(
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filter(funcs[0], cls(inp)),
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filter(funcs[1], cls(inp))
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)
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for func in funcs:
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outp = filter(func, cls(inp))
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self.assertEqual(outp, exp)
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self.assert_(not isinstance(outp, cls))
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def test_float(self):
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self.assertEqual(float(3.14), 3.14)
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self.assertEqual(float(314), 314.0)
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self.assertEqual(float(314L), 314.0)
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self.assertEqual(float(" 3.14 "), 3.14)
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if have_unicode:
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self.assertEqual(float(unicode(" 3.14 ")), 3.14)
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self.assertEqual(float(unicode(" \u0663.\u0661\u0664 ",'raw-unicode-escape')), 3.14)
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def test_getattr(self):
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import sys
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self.assert_(getattr(sys, 'stdout') is sys.stdout)
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self.assertRaises(TypeError, getattr, sys, 1)
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self.assertRaises(TypeError, getattr, sys, 1, "foo")
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self.assertRaises(TypeError, getattr)
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self.assertRaises(UnicodeError, getattr, sys, unichr(sys.maxunicode))
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def test_hasattr(self):
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import sys
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self.assert_(hasattr(sys, 'stdout'))
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self.assertRaises(TypeError, hasattr, sys, 1)
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self.assertRaises(TypeError, hasattr)
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self.assertRaises(UnicodeError, hasattr, sys, unichr(sys.maxunicode))
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def test_hash(self):
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hash(None)
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self.assertEqual(hash(1), hash(1L))
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self.assertEqual(hash(1), hash(1.0))
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hash('spam')
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if have_unicode:
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self.assertEqual(hash('spam'), hash(unicode('spam')))
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hash((0,1,2,3))
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def f(): pass
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self.assertRaises(TypeError, hash, [])
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self.assertRaises(TypeError, hash, {})
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def test_hex(self):
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self.assertEqual(hex(16), '0x10')
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self.assertEqual(hex(16L), '0x10L')
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self.assertEqual(len(hex(-1)), len(hex(sys.maxint)))
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self.assert_(hex(-16) in ('0xfffffff0', '0xfffffffffffffff0'))
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self.assertEqual(hex(-16L), '-0x10L')
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self.assertRaises(TypeError, hex, {})
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def test_id(self):
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id(None)
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id(1)
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id(1L)
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id(1.0)
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id('spam')
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id((0,1,2,3))
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id([0,1,2,3])
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id({'spam': 1, 'eggs': 2, 'ham': 3})
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# Test input() later, together with raw_input
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def test_int(self):
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self.assertEqual(int(314), 314)
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self.assertEqual(int(3.14), 3)
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self.assertEqual(int(314L), 314)
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# Check that conversion from float truncates towards zero
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self.assertEqual(int(-3.14), -3)
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self.assertEqual(int(3.9), 3)
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self.assertEqual(int(-3.9), -3)
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self.assertEqual(int(3.5), 3)
|
|
self.assertEqual(int(-3.5), -3)
|
|
# Different base:
|
|
self.assertEqual(int("10",16), 16L)
|
|
if have_unicode:
|
|
self.assertEqual(int(unicode("10"),16), 16L)
|
|
# Test conversion from strings and various anomalies
|
|
for s, v in L:
|
|
for sign in "", "+", "-":
|
|
for prefix in "", " ", "\t", " \t\t ":
|
|
ss = prefix + sign + s
|
|
vv = v
|
|
if sign == "-" and v is not ValueError:
|
|
vv = -v
|
|
try:
|
|
self.assertEqual(int(ss), vv)
|
|
except v:
|
|
pass
|
|
|
|
s = `-1-sys.maxint`
|
|
self.assertEqual(int(s)+1, -sys.maxint)
|
|
# should return long
|
|
int(s[1:])
|
|
|
|
# should return long
|
|
x = int(1e100)
|
|
self.assert_(isinstance(x, long))
|
|
x = int(-1e100)
|
|
self.assert_(isinstance(x, long))
|
|
|
|
|
|
# SF bug 434186: 0x80000000/2 != 0x80000000>>1.
|
|
# Worked by accident in Windows release build, but failed in debug build.
|
|
# Failed in all Linux builds.
|
|
x = -1-sys.maxint
|
|
self.assertEqual(x >> 1, x//2)
|
|
|
|
self.assertRaises(ValueError, int, '123\0')
|
|
self.assertRaises(ValueError, int, '53', 40)
|
|
|
|
x = int('1' * 600)
|
|
self.assert_(isinstance(x, long))
|
|
|
|
if have_unicode:
|
|
x = int(unichr(0x661) * 600)
|
|
self.assert_(isinstance(x, long))
|
|
|
|
self.assertRaises(TypeError, int, 1, 12)
|
|
|
|
self.assertEqual(int('0123', 0), 83)
|
|
|
|
def test_intern(self):
|
|
self.assertRaises(TypeError, intern)
|
|
s = "never interned before"
|
|
self.assert_(intern(s) is s)
|
|
s2 = s.swapcase().swapcase()
|
|
self.assert_(intern(s2) is s)
|
|
|
|
def test_iter(self):
|
|
self.assertRaises(TypeError, iter)
|
|
self.assertRaises(TypeError, iter, 42, 42)
|
|
lists = [("1", "2"), ["1", "2"], "12"]
|
|
if have_unicode:
|
|
lists.append(unicode("12"))
|
|
for l in lists:
|
|
i = iter(l)
|
|
self.assertEqual(i.next(), '1')
|
|
self.assertEqual(i.next(), '2')
|
|
self.assertRaises(StopIteration, i.next)
|
|
|
|
def test_isinstance(self):
|
|
class C:
|
|
pass
|
|
class D(C):
|
|
pass
|
|
class E:
|
|
pass
|
|
c = C()
|
|
d = D()
|
|
e = E()
|
|
self.assert_(isinstance(c, C))
|
|
self.assert_(isinstance(d, C))
|
|
self.assert_(not isinstance(e, C))
|
|
self.assert_(not isinstance(c, D))
|
|
self.assert_(not isinstance('foo', E))
|
|
self.assertRaises(TypeError, isinstance, E, 'foo')
|
|
self.assertRaises(TypeError, isinstance)
|
|
|
|
def test_issubclass(self):
|
|
class C:
|
|
pass
|
|
class D(C):
|
|
pass
|
|
class E:
|
|
pass
|
|
c = C()
|
|
d = D()
|
|
e = E()
|
|
self.assert_(issubclass(D, C))
|
|
self.assert_(issubclass(C, C))
|
|
self.assert_(not issubclass(C, D))
|
|
self.assertRaises(TypeError, issubclass, 'foo', E)
|
|
self.assertRaises(TypeError, issubclass, E, 'foo')
|
|
self.assertRaises(TypeError, issubclass)
|
|
|
|
def test_len(self):
|
|
self.assertEqual(len('123'), 3)
|
|
self.assertEqual(len(()), 0)
|
|
self.assertEqual(len((1, 2, 3, 4)), 4)
|
|
self.assertEqual(len([1, 2, 3, 4]), 4)
|
|
self.assertEqual(len({}), 0)
|
|
self.assertEqual(len({'a':1, 'b': 2}), 2)
|
|
class BadSeq:
|
|
def __len__(self):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, len, BadSeq())
|
|
|
|
def test_list(self):
|
|
self.assertEqual(list([]), [])
|
|
l0_3 = [0, 1, 2, 3]
|
|
l0_3_bis = list(l0_3)
|
|
self.assertEqual(l0_3, l0_3_bis)
|
|
self.assert_(l0_3 is not l0_3_bis)
|
|
self.assertEqual(list(()), [])
|
|
self.assertEqual(list((0, 1, 2, 3)), [0, 1, 2, 3])
|
|
self.assertEqual(list(''), [])
|
|
self.assertEqual(list('spam'), ['s', 'p', 'a', 'm'])
|
|
|
|
if sys.maxint == 0x7fffffff:
|
|
# This test can currently only work on 32-bit machines.
|
|
# XXX If/when PySequence_Length() returns a ssize_t, it should be
|
|
# XXX re-enabled.
|
|
# Verify clearing of bug #556025.
|
|
# This assumes that the max data size (sys.maxint) == max
|
|
# address size this also assumes that the address size is at
|
|
# least 4 bytes with 8 byte addresses, the bug is not well
|
|
# tested
|
|
#
|
|
# Note: This test is expected to SEGV under Cygwin 1.3.12 or
|
|
# earlier due to a newlib bug. See the following mailing list
|
|
# thread for the details:
|
|
|
|
# http://sources.redhat.com/ml/newlib/2002/msg00369.html
|
|
self.assertRaises(MemoryError, list, xrange(sys.maxint // 2))
|
|
|
|
def test_long(self):
|
|
self.assertEqual(long(314), 314L)
|
|
self.assertEqual(long(3.14), 3L)
|
|
self.assertEqual(long(314L), 314L)
|
|
# Check that conversion from float truncates towards zero
|
|
self.assertEqual(long(-3.14), -3L)
|
|
self.assertEqual(long(3.9), 3L)
|
|
self.assertEqual(long(-3.9), -3L)
|
|
self.assertEqual(long(3.5), 3L)
|
|
self.assertEqual(long(-3.5), -3L)
|
|
self.assertEqual(long("-3"), -3L)
|
|
if have_unicode:
|
|
self.assertEqual(long(unicode("-3")), -3L)
|
|
# Different base:
|
|
self.assertEqual(long("10",16), 16L)
|
|
if have_unicode:
|
|
self.assertEqual(long(unicode("10"),16), 16L)
|
|
# Check conversions from string (same test set as for int(), and then some)
|
|
LL = [
|
|
('1' + '0'*20, 10L**20),
|
|
('1' + '0'*100, 10L**100)
|
|
]
|
|
L2 = L
|
|
if have_unicode:
|
|
L2 += [
|
|
(unicode('1') + unicode('0')*20, 10L**20),
|
|
(unicode('1') + unicode('0')*100, 10L**100),
|
|
]
|
|
for s, v in L2 + LL:
|
|
for sign in "", "+", "-":
|
|
for prefix in "", " ", "\t", " \t\t ":
|
|
ss = prefix + sign + s
|
|
vv = v
|
|
if sign == "-" and v is not ValueError:
|
|
vv = -v
|
|
try:
|
|
self.assertEqual(long(ss), long(vv))
|
|
except v:
|
|
pass
|
|
|
|
self.assertRaises(ValueError, long, '123\0')
|
|
self.assertRaises(ValueError, long, '53', 40)
|
|
self.assertRaises(TypeError, long, 1, 12)
|
|
|
|
def test_map(self):
|
|
self.assertEqual(
|
|
map(None, 'hello world'),
|
|
['h','e','l','l','o',' ','w','o','r','l','d']
|
|
)
|
|
self.assertEqual(
|
|
map(None, 'abcd', 'efg'),
|
|
[('a', 'e'), ('b', 'f'), ('c', 'g'), ('d', None)]
|
|
)
|
|
self.assertEqual(
|
|
map(None, range(10)),
|
|
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
|
|
)
|
|
self.assertEqual(
|
|
map(lambda x: x*x, range(1,4)),
|
|
[1, 4, 9]
|
|
)
|
|
try:
|
|
from math import sqrt
|
|
except ImportError:
|
|
def sqrt(x):
|
|
return pow(x, 0.5)
|
|
self.assertEqual(
|
|
map(lambda x: map(sqrt,x), [[16, 4], [81, 9]]),
|
|
[[4.0, 2.0], [9.0, 3.0]]
|
|
)
|
|
self.assertEqual(
|
|
map(lambda x, y: x+y, [1,3,2], [9,1,4]),
|
|
[10, 4, 6]
|
|
)
|
|
|
|
def plus(*v):
|
|
accu = 0
|
|
for i in v: accu = accu + i
|
|
return accu
|
|
self.assertEqual(
|
|
map(plus, [1, 3, 7]),
|
|
[1, 3, 7]
|
|
)
|
|
self.assertEqual(
|
|
map(plus, [1, 3, 7], [4, 9, 2]),
|
|
[1+4, 3+9, 7+2]
|
|
)
|
|
self.assertEqual(
|
|
map(plus, [1, 3, 7], [4, 9, 2], [1, 1, 0]),
|
|
[1+4+1, 3+9+1, 7+2+0]
|
|
)
|
|
self.assertEqual(
|
|
map(None, Squares(10)),
|
|
[0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
|
|
)
|
|
self.assertEqual(
|
|
map(int, Squares(10)),
|
|
[0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
|
|
)
|
|
self.assertEqual(
|
|
map(None, Squares(3), Squares(2)),
|
|
[(0,0), (1,1), (4,None)]
|
|
)
|
|
self.assertEqual(
|
|
map(max, Squares(3), Squares(2)),
|
|
[0, 1, 4]
|
|
)
|
|
self.assertRaises(TypeError, map)
|
|
self.assertRaises(TypeError, map, lambda x: x, 42)
|
|
self.assertEqual(map(None, [42]), [42])
|
|
class BadSeq:
|
|
def __getitem__(self, index):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, map, lambda x: x, BadSeq())
|
|
|
|
def test_max(self):
|
|
self.assertEqual(max('123123'), '3')
|
|
self.assertEqual(max(1, 2, 3), 3)
|
|
self.assertEqual(max((1, 2, 3, 1, 2, 3)), 3)
|
|
self.assertEqual(max([1, 2, 3, 1, 2, 3]), 3)
|
|
|
|
self.assertEqual(max(1, 2L, 3.0), 3.0)
|
|
self.assertEqual(max(1L, 2.0, 3), 3)
|
|
self.assertEqual(max(1.0, 2, 3L), 3L)
|
|
|
|
def test_min(self):
|
|
self.assertEqual(min('123123'), '1')
|
|
self.assertEqual(min(1, 2, 3), 1)
|
|
self.assertEqual(min((1, 2, 3, 1, 2, 3)), 1)
|
|
self.assertEqual(min([1, 2, 3, 1, 2, 3]), 1)
|
|
|
|
self.assertEqual(min(1, 2L, 3.0), 1)
|
|
self.assertEqual(min(1L, 2.0, 3), 1L)
|
|
self.assertEqual(min(1.0, 2, 3L), 1.0)
|
|
|
|
self.assertRaises(TypeError, min)
|
|
self.assertRaises(TypeError, min, 42)
|
|
self.assertRaises(ValueError, min, ())
|
|
class BadSeq:
|
|
def __getitem__(self, index):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, min, BadSeq())
|
|
class BadNumber:
|
|
def __cmp__(self, other):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, min, (42, BadNumber()))
|
|
|
|
def test_oct(self):
|
|
self.assertEqual(oct(100), '0144')
|
|
self.assertEqual(oct(100L), '0144L')
|
|
self.assert_(oct(-100) in ('037777777634', '01777777777777777777634'))
|
|
self.assertEqual(oct(-100L), '-0144L')
|
|
self.assertRaises(TypeError, oct, ())
|
|
|
|
def write_testfile(self):
|
|
# NB the first 4 lines are also used to test input and raw_input, below
|
|
fp = open(TESTFN, 'w')
|
|
try:
|
|
fp.write('1+1\n')
|
|
fp.write('1+1\n')
|
|
fp.write('The quick brown fox jumps over the lazy dog')
|
|
fp.write('.\n')
|
|
fp.write('Dear John\n')
|
|
fp.write('XXX'*100)
|
|
fp.write('YYY'*100)
|
|
finally:
|
|
fp.close()
|
|
|
|
def test_open(self):
|
|
self.write_testfile()
|
|
fp = open(TESTFN, 'r')
|
|
try:
|
|
self.assertEqual(fp.readline(4), '1+1\n')
|
|
self.assertEqual(fp.readline(4), '1+1\n')
|
|
self.assertEqual(fp.readline(), 'The quick brown fox jumps over the lazy dog.\n')
|
|
self.assertEqual(fp.readline(4), 'Dear')
|
|
self.assertEqual(fp.readline(100), ' John\n')
|
|
self.assertEqual(fp.read(300), 'XXX'*100)
|
|
self.assertEqual(fp.read(1000), 'YYY'*100)
|
|
finally:
|
|
fp.close()
|
|
unlink(TESTFN)
|
|
|
|
def test_ord(self):
|
|
self.assertEqual(ord(' '), 32)
|
|
self.assertEqual(ord('A'), 65)
|
|
self.assertEqual(ord('a'), 97)
|
|
if have_unicode:
|
|
self.assertEqual(ord(unichr(sys.maxunicode)), sys.maxunicode)
|
|
self.assertRaises(TypeError, ord, 42)
|
|
self.assertRaises(TypeError, ord, unicode("12"))
|
|
|
|
def test_pow(self):
|
|
self.assertEqual(pow(0,0), 1)
|
|
self.assertEqual(pow(0,1), 0)
|
|
self.assertEqual(pow(1,0), 1)
|
|
self.assertEqual(pow(1,1), 1)
|
|
|
|
self.assertEqual(pow(2,0), 1)
|
|
self.assertEqual(pow(2,10), 1024)
|
|
self.assertEqual(pow(2,20), 1024*1024)
|
|
self.assertEqual(pow(2,30), 1024*1024*1024)
|
|
|
|
self.assertEqual(pow(-2,0), 1)
|
|
self.assertEqual(pow(-2,1), -2)
|
|
self.assertEqual(pow(-2,2), 4)
|
|
self.assertEqual(pow(-2,3), -8)
|
|
|
|
self.assertEqual(pow(0L,0), 1)
|
|
self.assertEqual(pow(0L,1), 0)
|
|
self.assertEqual(pow(1L,0), 1)
|
|
self.assertEqual(pow(1L,1), 1)
|
|
|
|
self.assertEqual(pow(2L,0), 1)
|
|
self.assertEqual(pow(2L,10), 1024)
|
|
self.assertEqual(pow(2L,20), 1024*1024)
|
|
self.assertEqual(pow(2L,30), 1024*1024*1024)
|
|
|
|
self.assertEqual(pow(-2L,0), 1)
|
|
self.assertEqual(pow(-2L,1), -2)
|
|
self.assertEqual(pow(-2L,2), 4)
|
|
self.assertEqual(pow(-2L,3), -8)
|
|
|
|
self.assertAlmostEqual(pow(0.,0), 1.)
|
|
self.assertAlmostEqual(pow(0.,1), 0.)
|
|
self.assertAlmostEqual(pow(1.,0), 1.)
|
|
self.assertAlmostEqual(pow(1.,1), 1.)
|
|
|
|
self.assertAlmostEqual(pow(2.,0), 1.)
|
|
self.assertAlmostEqual(pow(2.,10), 1024.)
|
|
self.assertAlmostEqual(pow(2.,20), 1024.*1024.)
|
|
self.assertAlmostEqual(pow(2.,30), 1024.*1024.*1024.)
|
|
|
|
self.assertAlmostEqual(pow(-2.,0), 1.)
|
|
self.assertAlmostEqual(pow(-2.,1), -2.)
|
|
self.assertAlmostEqual(pow(-2.,2), 4.)
|
|
self.assertAlmostEqual(pow(-2.,3), -8.)
|
|
|
|
for x in 2, 2L, 2.0:
|
|
for y in 10, 10L, 10.0:
|
|
for z in 1000, 1000L, 1000.0:
|
|
if isinstance(x, float) or \
|
|
isinstance(y, float) or \
|
|
isinstance(z, float):
|
|
self.assertRaises(TypeError, pow, x, y, z)
|
|
else:
|
|
self.assertAlmostEqual(pow(x, y, z), 24.0)
|
|
|
|
self.assertRaises(TypeError, pow, -1, -2, 3)
|
|
self.assertRaises(ValueError, pow, 1, 2, 0)
|
|
self.assertRaises(TypeError, pow, -1L, -2L, 3L)
|
|
self.assertRaises(ValueError, pow, 1L, 2L, 0L)
|
|
self.assertRaises(ValueError, pow, -342.43, 0.234)
|
|
|
|
self.assertRaises(TypeError, pow)
|
|
|
|
def test_range(self):
|
|
self.assertEqual(range(3), [0, 1, 2])
|
|
self.assertEqual(range(1, 5), [1, 2, 3, 4])
|
|
self.assertEqual(range(0), [])
|
|
self.assertEqual(range(-3), [])
|
|
self.assertEqual(range(1, 10, 3), [1, 4, 7])
|
|
self.assertEqual(range(5, -5, -3), [5, 2, -1, -4])
|
|
|
|
# Now test range() with longs
|
|
self.assertEqual(range(-2**100), [])
|
|
self.assertEqual(range(0, -2**100), [])
|
|
self.assertEqual(range(0, 2**100, -1), [])
|
|
self.assertEqual(range(0, 2**100, -1), [])
|
|
|
|
a = long(10 * sys.maxint)
|
|
b = long(100 * sys.maxint)
|
|
c = long(50 * sys.maxint)
|
|
|
|
self.assertEqual(range(a, a+2), [a, a+1])
|
|
self.assertEqual(range(a+2, a, -1L), [a+2, a+1])
|
|
self.assertEqual(range(a+4, a, -2), [a+4, a+2])
|
|
|
|
seq = range(a, b, c)
|
|
self.assert_(a in seq)
|
|
self.assert_(b not in seq)
|
|
self.assertEqual(len(seq), 2)
|
|
|
|
seq = range(b, a, -c)
|
|
self.assert_(b in seq)
|
|
self.assert_(a not in seq)
|
|
self.assertEqual(len(seq), 2)
|
|
|
|
seq = range(-a, -b, -c)
|
|
self.assert_(-a in seq)
|
|
self.assert_(-b not in seq)
|
|
self.assertEqual(len(seq), 2)
|
|
|
|
self.assertRaises(TypeError, range)
|
|
self.assertRaises(TypeError, range, 1, 2, 3, 4)
|
|
self.assertRaises(ValueError, range, 1, 2, 0)
|
|
|
|
# Reject floats when it would require PyLongs to represent.
|
|
# (smaller floats still accepted, but deprecated)
|
|
self.assertRaises(TypeError, range, 1e100, 1e101, 1e101)
|
|
|
|
self.assertRaises(TypeError, range, 0, "spam")
|
|
self.assertRaises(TypeError, range, 0, 42, "spam")
|
|
|
|
self.assertRaises(OverflowError, range, -sys.maxint, sys.maxint)
|
|
self.assertRaises(OverflowError, range, 0, 2*sys.maxint)
|
|
|
|
def test_input_and_raw_input(self):
|
|
self.write_testfile()
|
|
fp = open(TESTFN, 'r')
|
|
savestdin = sys.stdin
|
|
savestdout = sys.stdout # Eats the echo
|
|
try:
|
|
sys.stdin = fp
|
|
sys.stdout = BitBucket()
|
|
self.assertEqual(input(), 2)
|
|
self.assertEqual(input('testing\n'), 2)
|
|
self.assertEqual(raw_input(), 'The quick brown fox jumps over the lazy dog.')
|
|
self.assertEqual(raw_input('testing\n'), 'Dear John')
|
|
sys.stdin = cStringIO.StringIO("NULL\0")
|
|
self.assertRaises(TypeError, input, 42, 42)
|
|
sys.stdin = cStringIO.StringIO(" 'whitespace'")
|
|
self.assertEqual(input(), 'whitespace')
|
|
sys.stdin = cStringIO.StringIO()
|
|
self.assertRaises(EOFError, input)
|
|
del sys.stdout
|
|
self.assertRaises(RuntimeError, input, 'prompt')
|
|
del sys.stdin
|
|
self.assertRaises(RuntimeError, input, 'prompt')
|
|
finally:
|
|
sys.stdin = savestdin
|
|
sys.stdout = savestdout
|
|
fp.close()
|
|
unlink(TESTFN)
|
|
|
|
def test_reduce(self):
|
|
self.assertEqual(reduce(lambda x, y: x+y, ['a', 'b', 'c'], ''), 'abc')
|
|
self.assertEqual(
|
|
reduce(lambda x, y: x+y, [['a', 'c'], [], ['d', 'w']], []),
|
|
['a','c','d','w']
|
|
)
|
|
self.assertEqual(reduce(lambda x, y: x*y, range(2,8), 1), 5040)
|
|
self.assertEqual(
|
|
reduce(lambda x, y: x*y, range(2,21), 1L),
|
|
2432902008176640000L
|
|
)
|
|
self.assertEqual(reduce(lambda x, y: x+y, Squares(10)), 285)
|
|
self.assertEqual(reduce(lambda x, y: x+y, Squares(10), 0), 285)
|
|
self.assertEqual(reduce(lambda x, y: x+y, Squares(0), 0), 0)
|
|
self.assertRaises(TypeError, reduce)
|
|
self.assertRaises(TypeError, reduce, 42, 42)
|
|
self.assertRaises(TypeError, reduce, 42, 42, 42)
|
|
self.assertEqual(reduce(42, "1"), "1") # func is never called with one item
|
|
self.assertEqual(reduce(42, "", "1"), "1") # func is never called with one item
|
|
self.assertRaises(TypeError, reduce, 42, (42, 42))
|
|
|
|
class BadSeq:
|
|
def __getitem__(self, index):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, reduce, 42, BadSeq())
|
|
|
|
def test_reload(self):
|
|
import marshal
|
|
reload(marshal)
|
|
import string
|
|
reload(string)
|
|
## import sys
|
|
## self.assertRaises(ImportError, reload, sys)
|
|
|
|
def test_repr(self):
|
|
self.assertEqual(repr(''), '\'\'')
|
|
self.assertEqual(repr(0), '0')
|
|
self.assertEqual(repr(0L), '0L')
|
|
self.assertEqual(repr(()), '()')
|
|
self.assertEqual(repr([]), '[]')
|
|
self.assertEqual(repr({}), '{}')
|
|
a = []
|
|
a.append(a)
|
|
self.assertEqual(repr(a), '[[...]]')
|
|
a = {}
|
|
a[0] = a
|
|
self.assertEqual(repr(a), '{0: {...}}')
|
|
|
|
def test_round(self):
|
|
self.assertEqual(round(0.0), 0.0)
|
|
self.assertEqual(round(1.0), 1.0)
|
|
self.assertEqual(round(10.0), 10.0)
|
|
self.assertEqual(round(1000000000.0), 1000000000.0)
|
|
self.assertEqual(round(1e20), 1e20)
|
|
|
|
self.assertEqual(round(-1.0), -1.0)
|
|
self.assertEqual(round(-10.0), -10.0)
|
|
self.assertEqual(round(-1000000000.0), -1000000000.0)
|
|
self.assertEqual(round(-1e20), -1e20)
|
|
|
|
self.assertEqual(round(0.1), 0.0)
|
|
self.assertEqual(round(1.1), 1.0)
|
|
self.assertEqual(round(10.1), 10.0)
|
|
self.assertEqual(round(1000000000.1), 1000000000.0)
|
|
|
|
self.assertEqual(round(-1.1), -1.0)
|
|
self.assertEqual(round(-10.1), -10.0)
|
|
self.assertEqual(round(-1000000000.1), -1000000000.0)
|
|
|
|
self.assertEqual(round(0.9), 1.0)
|
|
self.assertEqual(round(9.9), 10.0)
|
|
self.assertEqual(round(999999999.9), 1000000000.0)
|
|
|
|
self.assertEqual(round(-0.9), -1.0)
|
|
self.assertEqual(round(-9.9), -10.0)
|
|
self.assertEqual(round(-999999999.9), -1000000000.0)
|
|
|
|
self.assertEqual(round(-8.0, -1), -10.0)
|
|
|
|
self.assertRaises(TypeError, round)
|
|
|
|
def test_setattr(self):
|
|
setattr(sys, 'spam', 1)
|
|
self.assertEqual(sys.spam, 1)
|
|
self.assertRaises(TypeError, setattr, sys, 1, 'spam')
|
|
self.assertRaises(TypeError, setattr)
|
|
|
|
def test_str(self):
|
|
self.assertEqual(str(''), '')
|
|
self.assertEqual(str(0), '0')
|
|
self.assertEqual(str(0L), '0')
|
|
self.assertEqual(str(()), '()')
|
|
self.assertEqual(str([]), '[]')
|
|
self.assertEqual(str({}), '{}')
|
|
a = []
|
|
a.append(a)
|
|
self.assertEqual(str(a), '[[...]]')
|
|
a = {}
|
|
a[0] = a
|
|
self.assertEqual(str(a), '{0: {...}}')
|
|
|
|
def test_sum(self):
|
|
self.assertEqual(sum([]), 0)
|
|
self.assertEqual(sum(range(2,8)), 27)
|
|
self.assertEqual(sum(iter(range(2,8))), 27)
|
|
self.assertEqual(sum(Squares(10)), 285)
|
|
self.assertEqual(sum(iter(Squares(10))), 285)
|
|
self.assertEqual(sum([[1], [2], [3]], []), [1, 2, 3])
|
|
|
|
self.assertRaises(TypeError, sum)
|
|
self.assertRaises(TypeError, sum, 42)
|
|
self.assertRaises(TypeError, sum, ['a', 'b', 'c'])
|
|
self.assertRaises(TypeError, sum, ['a', 'b', 'c'], '')
|
|
self.assertRaises(TypeError, sum, [[1], [2], [3]])
|
|
self.assertRaises(TypeError, sum, [{2:3}])
|
|
self.assertRaises(TypeError, sum, [{2:3}]*2, {2:3})
|
|
|
|
class BadSeq:
|
|
def __getitem__(self, index):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, sum, BadSeq())
|
|
|
|
def test_tuple(self):
|
|
self.assertEqual(tuple(()), ())
|
|
t0_3 = (0, 1, 2, 3)
|
|
t0_3_bis = tuple(t0_3)
|
|
self.assert_(t0_3 is t0_3_bis)
|
|
self.assertEqual(tuple([]), ())
|
|
self.assertEqual(tuple([0, 1, 2, 3]), (0, 1, 2, 3))
|
|
self.assertEqual(tuple(''), ())
|
|
self.assertEqual(tuple('spam'), ('s', 'p', 'a', 'm'))
|
|
|
|
def test_type(self):
|
|
self.assertEqual(type(''), type('123'))
|
|
self.assertNotEqual(type(''), type(()))
|
|
|
|
def test_unichr(self):
|
|
if have_unicode:
|
|
self.assertEqual(unichr(32), unicode(' '))
|
|
self.assertEqual(unichr(65), unicode('A'))
|
|
self.assertEqual(unichr(97), unicode('a'))
|
|
self.assertEqual(
|
|
unichr(sys.maxunicode),
|
|
unicode('\\U%08x' % (sys.maxunicode), 'unicode-escape')
|
|
)
|
|
self.assertRaises(ValueError, unichr, sys.maxunicode+1)
|
|
self.assertRaises(TypeError, unichr)
|
|
|
|
def get_vars_f0():
|
|
return vars()
|
|
# we don't want self in vars(), so use staticmethod
|
|
get_vars_f0 = staticmethod(get_vars_f0)
|
|
|
|
def get_vars_f2():
|
|
BuiltinTest.get_vars_f0()
|
|
a = 1
|
|
b = 2
|
|
return vars()
|
|
get_vars_f2 = staticmethod(get_vars_f2)
|
|
|
|
def test_vars(self):
|
|
self.assertEqual(Set(vars()), Set(dir()))
|
|
import sys
|
|
self.assertEqual(Set(vars(sys)), Set(dir(sys)))
|
|
self.assertEqual(self.get_vars_f0(), {})
|
|
self.assertEqual(self.get_vars_f2(), {'a': 1, 'b': 2})
|
|
self.assertRaises(TypeError, vars, 42, 42)
|
|
self.assertRaises(TypeError, vars, 42)
|
|
|
|
def test_zip(self):
|
|
a = (1, 2, 3)
|
|
b = (4, 5, 6)
|
|
t = [(1, 4), (2, 5), (3, 6)]
|
|
self.assertEqual(zip(a, b), t)
|
|
b = [4, 5, 6]
|
|
self.assertEqual(zip(a, b), t)
|
|
b = (4, 5, 6, 7)
|
|
self.assertEqual(zip(a, b), t)
|
|
class I:
|
|
def __getitem__(self, i):
|
|
if i < 0 or i > 2: raise IndexError
|
|
return i + 4
|
|
self.assertEqual(zip(a, I()), t)
|
|
self.assertRaises(TypeError, zip)
|
|
self.assertRaises(TypeError, zip, None)
|
|
class G:
|
|
pass
|
|
self.assertRaises(TypeError, zip, a, G())
|
|
|
|
# Make sure zip doesn't try to allocate a billion elements for the
|
|
# result list when one of its arguments doesn't say how long it is.
|
|
# A MemoryError is the most likely failure mode.
|
|
class SequenceWithoutALength:
|
|
def __getitem__(self, i):
|
|
if i == 5:
|
|
raise IndexError
|
|
else:
|
|
return i
|
|
self.assertEqual(
|
|
zip(SequenceWithoutALength(), xrange(2**30)),
|
|
list(enumerate(range(5)))
|
|
)
|
|
|
|
class BadSeq:
|
|
def __getitem__(self, i):
|
|
if i == 5:
|
|
raise ValueError
|
|
else:
|
|
return i
|
|
self.assertRaises(ValueError, zip, BadSeq(), BadSeq())
|
|
|
|
def test_main():
|
|
test.test_support.run_unittest(BuiltinTest)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|