mirror of https://github.com/python/cpython
1392 lines
48 KiB
Python
1392 lines
48 KiB
Python
# Python test set -- built-in functions
|
|
|
|
import test.test_support, unittest
|
|
from test.test_support import fcmp, have_unicode, TESTFN, unlink, run_unittest
|
|
from operator import neg
|
|
|
|
import sys, warnings, cStringIO, random, UserDict
|
|
warnings.filterwarnings("ignore", "hex../oct.. of negative int",
|
|
FutureWarning, __name__)
|
|
warnings.filterwarnings("ignore", "integer argument expected",
|
|
DeprecationWarning, "unittest")
|
|
|
|
# count the number of test runs.
|
|
# used to skip running test_execfile() multiple times
|
|
numruns = 0
|
|
|
|
class Squares:
|
|
|
|
def __init__(self, max):
|
|
self.max = max
|
|
self.sofar = []
|
|
|
|
def __len__(self): return len(self.sofar)
|
|
|
|
def __getitem__(self, i):
|
|
if not 0 <= i < self.max: raise IndexError
|
|
n = len(self.sofar)
|
|
while n <= i:
|
|
self.sofar.append(n*n)
|
|
n += 1
|
|
return self.sofar[i]
|
|
|
|
class StrSquares:
|
|
|
|
def __init__(self, max):
|
|
self.max = max
|
|
self.sofar = []
|
|
|
|
def __len__(self):
|
|
return len(self.sofar)
|
|
|
|
def __getitem__(self, i):
|
|
if not 0 <= i < self.max:
|
|
raise IndexError
|
|
n = len(self.sofar)
|
|
while n <= i:
|
|
self.sofar.append(str(n*n))
|
|
n += 1
|
|
return self.sofar[i]
|
|
|
|
class BitBucket:
|
|
def write(self, line):
|
|
pass
|
|
|
|
L = [
|
|
('0', 0),
|
|
('1', 1),
|
|
('9', 9),
|
|
('10', 10),
|
|
('99', 99),
|
|
('100', 100),
|
|
('314', 314),
|
|
(' 314', 314),
|
|
('314 ', 314),
|
|
(' \t\t 314 \t\t ', 314),
|
|
(repr(sys.maxint), sys.maxint),
|
|
(' 1x', ValueError),
|
|
(' 1 ', 1),
|
|
(' 1\02 ', ValueError),
|
|
('', ValueError),
|
|
(' ', ValueError),
|
|
(' \t\t ', ValueError)
|
|
]
|
|
if have_unicode:
|
|
L += [
|
|
(unicode('0'), 0),
|
|
(unicode('1'), 1),
|
|
(unicode('9'), 9),
|
|
(unicode('10'), 10),
|
|
(unicode('99'), 99),
|
|
(unicode('100'), 100),
|
|
(unicode('314'), 314),
|
|
(unicode(' 314'), 314),
|
|
(unicode('\u0663\u0661\u0664 ','raw-unicode-escape'), 314),
|
|
(unicode(' \t\t 314 \t\t '), 314),
|
|
(unicode(' 1x'), ValueError),
|
|
(unicode(' 1 '), 1),
|
|
(unicode(' 1\02 '), ValueError),
|
|
(unicode(''), ValueError),
|
|
(unicode(' '), ValueError),
|
|
(unicode(' \t\t '), ValueError),
|
|
(unichr(0x200), ValueError),
|
|
]
|
|
|
|
class BuiltinTest(unittest.TestCase):
|
|
|
|
def test_import(self):
|
|
__import__('sys')
|
|
__import__('time')
|
|
__import__('string')
|
|
self.assertRaises(ImportError, __import__, 'spamspam')
|
|
self.assertRaises(TypeError, __import__, 1, 2, 3, 4)
|
|
|
|
def test_abs(self):
|
|
# int
|
|
self.assertEqual(abs(0), 0)
|
|
self.assertEqual(abs(1234), 1234)
|
|
self.assertEqual(abs(-1234), 1234)
|
|
# float
|
|
self.assertEqual(abs(0.0), 0.0)
|
|
self.assertEqual(abs(3.14), 3.14)
|
|
self.assertEqual(abs(-3.14), 3.14)
|
|
# long
|
|
self.assertEqual(abs(0L), 0L)
|
|
self.assertEqual(abs(1234L), 1234L)
|
|
self.assertEqual(abs(-1234L), 1234L)
|
|
# str
|
|
self.assertRaises(TypeError, abs, 'a')
|
|
|
|
def test_apply(self):
|
|
def f0(*args):
|
|
self.assertEqual(args, ())
|
|
def f1(a1):
|
|
self.assertEqual(a1, 1)
|
|
def f2(a1, a2):
|
|
self.assertEqual(a1, 1)
|
|
self.assertEqual(a2, 2)
|
|
def f3(a1, a2, a3):
|
|
self.assertEqual(a1, 1)
|
|
self.assertEqual(a2, 2)
|
|
self.assertEqual(a3, 3)
|
|
apply(f0, ())
|
|
apply(f1, (1,))
|
|
apply(f2, (1, 2))
|
|
apply(f3, (1, 2, 3))
|
|
|
|
# A PyCFunction that takes only positional parameters should allow an
|
|
# empty keyword dictionary to pass without a complaint, but raise a
|
|
# TypeError if the dictionary is non-empty.
|
|
apply(id, (1,), {})
|
|
self.assertRaises(TypeError, apply, id, (1,), {"foo": 1})
|
|
self.assertRaises(TypeError, apply)
|
|
self.assertRaises(TypeError, apply, id, 42)
|
|
self.assertRaises(TypeError, apply, id, (42,), 42)
|
|
|
|
def test_callable(self):
|
|
self.assert_(callable(len))
|
|
def f(): pass
|
|
self.assert_(callable(f))
|
|
class C:
|
|
def meth(self): pass
|
|
self.assert_(callable(C))
|
|
x = C()
|
|
self.assert_(callable(x.meth))
|
|
self.assert_(not callable(x))
|
|
class D(C):
|
|
def __call__(self): pass
|
|
y = D()
|
|
self.assert_(callable(y))
|
|
y()
|
|
|
|
def test_chr(self):
|
|
self.assertEqual(chr(32), ' ')
|
|
self.assertEqual(chr(65), 'A')
|
|
self.assertEqual(chr(97), 'a')
|
|
self.assertEqual(chr(0xff), '\xff')
|
|
self.assertRaises(ValueError, chr, 256)
|
|
self.assertRaises(TypeError, chr)
|
|
|
|
def test_cmp(self):
|
|
self.assertEqual(cmp(-1, 1), -1)
|
|
self.assertEqual(cmp(1, -1), 1)
|
|
self.assertEqual(cmp(1, 1), 0)
|
|
# verify that circular objects are not handled
|
|
a = []; a.append(a)
|
|
b = []; b.append(b)
|
|
from UserList import UserList
|
|
c = UserList(); c.append(c)
|
|
self.assertRaises(RuntimeError, cmp, a, b)
|
|
self.assertRaises(RuntimeError, cmp, b, c)
|
|
self.assertRaises(RuntimeError, cmp, c, a)
|
|
self.assertRaises(RuntimeError, cmp, a, c)
|
|
# okay, now break the cycles
|
|
a.pop(); b.pop(); c.pop()
|
|
self.assertRaises(TypeError, cmp)
|
|
|
|
def test_coerce(self):
|
|
self.assert_(not fcmp(coerce(1, 1.1), (1.0, 1.1)))
|
|
self.assertEqual(coerce(1, 1L), (1L, 1L))
|
|
self.assert_(not fcmp(coerce(1L, 1.1), (1.0, 1.1)))
|
|
self.assertRaises(TypeError, coerce)
|
|
class BadNumber:
|
|
def __coerce__(self, other):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, coerce, 42, BadNumber())
|
|
self.assertRaises(OverflowError, coerce, 0.5, int("12345" * 1000))
|
|
|
|
def test_compile(self):
|
|
compile('print 1\n', '', 'exec')
|
|
bom = '\xef\xbb\xbf'
|
|
compile(bom + 'print 1\n', '', 'exec')
|
|
self.assertRaises(TypeError, compile)
|
|
self.assertRaises(ValueError, compile, 'print 42\n', '<string>', 'badmode')
|
|
self.assertRaises(ValueError, compile, 'print 42\n', '<string>', 'single', 0xff)
|
|
if have_unicode:
|
|
compile(unicode('print u"\xc3\xa5"\n', 'utf8'), '', 'exec')
|
|
|
|
def test_delattr(self):
|
|
import sys
|
|
sys.spam = 1
|
|
delattr(sys, 'spam')
|
|
self.assertRaises(TypeError, delattr)
|
|
|
|
def test_dir(self):
|
|
x = 1
|
|
self.assert_('x' in dir())
|
|
import sys
|
|
self.assert_('modules' in dir(sys))
|
|
self.assertRaises(TypeError, dir, 42, 42)
|
|
|
|
def test_divmod(self):
|
|
self.assertEqual(divmod(12, 7), (1, 5))
|
|
self.assertEqual(divmod(-12, 7), (-2, 2))
|
|
self.assertEqual(divmod(12, -7), (-2, -2))
|
|
self.assertEqual(divmod(-12, -7), (1, -5))
|
|
|
|
self.assertEqual(divmod(12L, 7L), (1L, 5L))
|
|
self.assertEqual(divmod(-12L, 7L), (-2L, 2L))
|
|
self.assertEqual(divmod(12L, -7L), (-2L, -2L))
|
|
self.assertEqual(divmod(-12L, -7L), (1L, -5L))
|
|
|
|
self.assertEqual(divmod(12, 7L), (1, 5L))
|
|
self.assertEqual(divmod(-12, 7L), (-2, 2L))
|
|
self.assertEqual(divmod(12L, -7), (-2L, -2))
|
|
self.assertEqual(divmod(-12L, -7), (1L, -5))
|
|
|
|
self.assertEqual(divmod(-sys.maxint-1, -1),
|
|
(sys.maxint+1, 0))
|
|
|
|
self.assert_(not fcmp(divmod(3.25, 1.0), (3.0, 0.25)))
|
|
self.assert_(not fcmp(divmod(-3.25, 1.0), (-4.0, 0.75)))
|
|
self.assert_(not fcmp(divmod(3.25, -1.0), (-4.0, -0.75)))
|
|
self.assert_(not fcmp(divmod(-3.25, -1.0), (3.0, -0.25)))
|
|
|
|
self.assertRaises(TypeError, divmod)
|
|
|
|
def test_eval(self):
|
|
self.assertEqual(eval('1+1'), 2)
|
|
self.assertEqual(eval(' 1+1\n'), 2)
|
|
globals = {'a': 1, 'b': 2}
|
|
locals = {'b': 200, 'c': 300}
|
|
self.assertEqual(eval('a', globals) , 1)
|
|
self.assertEqual(eval('a', globals, locals), 1)
|
|
self.assertEqual(eval('b', globals, locals), 200)
|
|
self.assertEqual(eval('c', globals, locals), 300)
|
|
if have_unicode:
|
|
self.assertEqual(eval(unicode('1+1')), 2)
|
|
self.assertEqual(eval(unicode(' 1+1\n')), 2)
|
|
globals = {'a': 1, 'b': 2}
|
|
locals = {'b': 200, 'c': 300}
|
|
if have_unicode:
|
|
self.assertEqual(eval(unicode('a'), globals), 1)
|
|
self.assertEqual(eval(unicode('a'), globals, locals), 1)
|
|
self.assertEqual(eval(unicode('b'), globals, locals), 200)
|
|
self.assertEqual(eval(unicode('c'), globals, locals), 300)
|
|
bom = '\xef\xbb\xbf'
|
|
self.assertEqual(eval(bom + 'a', globals, locals), 1)
|
|
self.assertEqual(eval(unicode('u"\xc3\xa5"', 'utf8'), globals),
|
|
unicode('\xc3\xa5', 'utf8'))
|
|
self.assertRaises(TypeError, eval)
|
|
self.assertRaises(TypeError, eval, ())
|
|
|
|
def test_general_eval(self):
|
|
# Tests that general mappings can be used for the locals argument
|
|
|
|
class M:
|
|
"Test mapping interface versus possible calls from eval()."
|
|
def __getitem__(self, key):
|
|
if key == 'a':
|
|
return 12
|
|
raise KeyError
|
|
def keys(self):
|
|
return list('xyz')
|
|
|
|
m = M()
|
|
g = globals()
|
|
self.assertEqual(eval('a', g, m), 12)
|
|
self.assertRaises(NameError, eval, 'b', g, m)
|
|
self.assertEqual(eval('dir()', g, m), list('xyz'))
|
|
self.assertEqual(eval('globals()', g, m), g)
|
|
self.assertEqual(eval('locals()', g, m), m)
|
|
self.assertRaises(TypeError, eval, 'a', m)
|
|
class A:
|
|
"Non-mapping"
|
|
pass
|
|
m = A()
|
|
self.assertRaises(TypeError, eval, 'a', g, m)
|
|
|
|
# Verify that dict subclasses work as well
|
|
class D(dict):
|
|
def __getitem__(self, key):
|
|
if key == 'a':
|
|
return 12
|
|
return dict.__getitem__(self, key)
|
|
def keys(self):
|
|
return list('xyz')
|
|
|
|
d = D()
|
|
self.assertEqual(eval('a', g, d), 12)
|
|
self.assertRaises(NameError, eval, 'b', g, d)
|
|
self.assertEqual(eval('dir()', g, d), list('xyz'))
|
|
self.assertEqual(eval('globals()', g, d), g)
|
|
self.assertEqual(eval('locals()', g, d), d)
|
|
|
|
# Verify locals stores (used by list comps)
|
|
eval('[locals() for i in (2,3)]', g, d)
|
|
eval('[locals() for i in (2,3)]', g, UserDict.UserDict())
|
|
|
|
class SpreadSheet:
|
|
"Sample application showing nested, calculated lookups."
|
|
_cells = {}
|
|
def __setitem__(self, key, formula):
|
|
self._cells[key] = formula
|
|
def __getitem__(self, key ):
|
|
return eval(self._cells[key], globals(), self)
|
|
|
|
ss = SpreadSheet()
|
|
ss['a1'] = '5'
|
|
ss['a2'] = 'a1*6'
|
|
ss['a3'] = 'a2*7'
|
|
self.assertEqual(ss['a3'], 210)
|
|
|
|
# Verify that dir() catches a non-list returned by eval
|
|
# SF bug #1004669
|
|
class C:
|
|
def __getitem__(self, item):
|
|
raise KeyError(item)
|
|
def keys(self):
|
|
return 'a'
|
|
self.assertRaises(TypeError, eval, 'dir()', globals(), C())
|
|
|
|
# Done outside of the method test_z to get the correct scope
|
|
z = 0
|
|
f = open(TESTFN, 'w')
|
|
f.write('z = z+1\n')
|
|
f.write('z = z*2\n')
|
|
f.close()
|
|
execfile(TESTFN)
|
|
|
|
def test_execfile(self):
|
|
global numruns
|
|
if numruns:
|
|
return
|
|
numruns += 1
|
|
|
|
globals = {'a': 1, 'b': 2}
|
|
locals = {'b': 200, 'c': 300}
|
|
|
|
self.assertEqual(self.__class__.z, 2)
|
|
globals['z'] = 0
|
|
execfile(TESTFN, globals)
|
|
self.assertEqual(globals['z'], 2)
|
|
locals['z'] = 0
|
|
execfile(TESTFN, globals, locals)
|
|
self.assertEqual(locals['z'], 2)
|
|
|
|
class M:
|
|
"Test mapping interface versus possible calls from execfile()."
|
|
def __init__(self):
|
|
self.z = 10
|
|
def __getitem__(self, key):
|
|
if key == 'z':
|
|
return self.z
|
|
raise KeyError
|
|
def __setitem__(self, key, value):
|
|
if key == 'z':
|
|
self.z = value
|
|
return
|
|
raise KeyError
|
|
|
|
locals = M()
|
|
locals['z'] = 0
|
|
execfile(TESTFN, globals, locals)
|
|
self.assertEqual(locals['z'], 2)
|
|
|
|
unlink(TESTFN)
|
|
self.assertRaises(TypeError, execfile)
|
|
import os
|
|
self.assertRaises(IOError, execfile, os.curdir)
|
|
self.assertRaises(IOError, execfile, "I_dont_exist")
|
|
|
|
def test_filter(self):
|
|
self.assertEqual(filter(lambda c: 'a' <= c <= 'z', 'Hello World'), 'elloorld')
|
|
self.assertEqual(filter(None, [1, 'hello', [], [3], '', None, 9, 0]), [1, 'hello', [3], 9])
|
|
self.assertEqual(filter(lambda x: x > 0, [1, -3, 9, 0, 2]), [1, 9, 2])
|
|
self.assertEqual(filter(None, Squares(10)), [1, 4, 9, 16, 25, 36, 49, 64, 81])
|
|
self.assertEqual(filter(lambda x: x%2, Squares(10)), [1, 9, 25, 49, 81])
|
|
def identity(item):
|
|
return 1
|
|
filter(identity, Squares(5))
|
|
self.assertRaises(TypeError, filter)
|
|
class BadSeq(object):
|
|
def __getitem__(self, index):
|
|
if index<4:
|
|
return 42
|
|
raise ValueError
|
|
self.assertRaises(ValueError, filter, lambda x: x, BadSeq())
|
|
def badfunc():
|
|
pass
|
|
self.assertRaises(TypeError, filter, badfunc, range(5))
|
|
|
|
# test bltinmodule.c::filtertuple()
|
|
self.assertEqual(filter(None, (1, 2)), (1, 2))
|
|
self.assertEqual(filter(lambda x: x>=3, (1, 2, 3, 4)), (3, 4))
|
|
self.assertRaises(TypeError, filter, 42, (1, 2))
|
|
|
|
# test bltinmodule.c::filterstring()
|
|
self.assertEqual(filter(None, "12"), "12")
|
|
self.assertEqual(filter(lambda x: x>="3", "1234"), "34")
|
|
self.assertRaises(TypeError, filter, 42, "12")
|
|
class badstr(str):
|
|
def __getitem__(self, index):
|
|
raise ValueError
|
|
self.assertRaises(ValueError, filter, lambda x: x >="3", badstr("1234"))
|
|
|
|
class badstr2(str):
|
|
def __getitem__(self, index):
|
|
return 42
|
|
self.assertRaises(TypeError, filter, lambda x: x >=42, badstr2("1234"))
|
|
|
|
class weirdstr(str):
|
|
def __getitem__(self, index):
|
|
return weirdstr(2*str.__getitem__(self, index))
|
|
self.assertEqual(filter(lambda x: x>="33", weirdstr("1234")), "3344")
|
|
|
|
class shiftstr(str):
|
|
def __getitem__(self, index):
|
|
return chr(ord(str.__getitem__(self, index))+1)
|
|
self.assertEqual(filter(lambda x: x>="3", shiftstr("1234")), "345")
|
|
|
|
if have_unicode:
|
|
# test bltinmodule.c::filterunicode()
|
|
self.assertEqual(filter(None, unicode("12")), unicode("12"))
|
|
self.assertEqual(filter(lambda x: x>="3", unicode("1234")), unicode("34"))
|
|
self.assertRaises(TypeError, filter, 42, unicode("12"))
|
|
self.assertRaises(ValueError, filter, lambda x: x >="3", badstr(unicode("1234")))
|
|
|
|
class badunicode(unicode):
|
|
def __getitem__(self, index):
|
|
return 42
|
|
self.assertRaises(TypeError, filter, lambda x: x >=42, badunicode("1234"))
|
|
|
|
class weirdunicode(unicode):
|
|
def __getitem__(self, index):
|
|
return weirdunicode(2*unicode.__getitem__(self, index))
|
|
self.assertEqual(
|
|
filter(lambda x: x>=unicode("33"), weirdunicode("1234")), unicode("3344"))
|
|
|
|
class shiftunicode(unicode):
|
|
def __getitem__(self, index):
|
|
return unichr(ord(unicode.__getitem__(self, index))+1)
|
|
self.assertEqual(
|
|
filter(lambda x: x>=unicode("3"), shiftunicode("1234")),
|
|
unicode("345")
|
|
)
|
|
|
|
def test_filter_subclasses(self):
|
|
# test that filter() never returns tuple, str or unicode subclasses
|
|
# and that the result always goes through __getitem__
|
|
funcs = (None, bool, lambda x: True)
|
|
class tuple2(tuple):
|
|
def __getitem__(self, index):
|
|
return 2*tuple.__getitem__(self, index)
|
|
class str2(str):
|
|
def __getitem__(self, index):
|
|
return 2*str.__getitem__(self, index)
|
|
inputs = {
|
|
tuple2: {(): (), (1, 2, 3): (2, 4, 6)},
|
|
str2: {"": "", "123": "112233"}
|
|
}
|
|
if have_unicode:
|
|
class unicode2(unicode):
|
|
def __getitem__(self, index):
|
|
return 2*unicode.__getitem__(self, index)
|
|
inputs[unicode2] = {
|
|
unicode(): unicode(),
|
|
unicode("123"): unicode("112233")
|
|
}
|
|
|
|
for (cls, inps) in inputs.iteritems():
|
|
for (inp, exp) in inps.iteritems():
|
|
# make sure the output goes through __getitem__
|
|
# even if func is None
|
|
self.assertEqual(
|
|
filter(funcs[0], cls(inp)),
|
|
filter(funcs[1], cls(inp))
|
|
)
|
|
for func in funcs:
|
|
outp = filter(func, cls(inp))
|
|
self.assertEqual(outp, exp)
|
|
self.assert_(not isinstance(outp, cls))
|
|
|
|
def test_float(self):
|
|
self.assertEqual(float(3.14), 3.14)
|
|
self.assertEqual(float(314), 314.0)
|
|
self.assertEqual(float(314L), 314.0)
|
|
self.assertEqual(float(" 3.14 "), 3.14)
|
|
if have_unicode:
|
|
self.assertEqual(float(unicode(" 3.14 ")), 3.14)
|
|
self.assertEqual(float(unicode(" \u0663.\u0661\u0664 ",'raw-unicode-escape')), 3.14)
|
|
|
|
def test_getattr(self):
|
|
import sys
|
|
self.assert_(getattr(sys, 'stdout') is sys.stdout)
|
|
self.assertRaises(TypeError, getattr, sys, 1)
|
|
self.assertRaises(TypeError, getattr, sys, 1, "foo")
|
|
self.assertRaises(TypeError, getattr)
|
|
self.assertRaises(UnicodeError, getattr, sys, unichr(sys.maxunicode))
|
|
|
|
def test_hasattr(self):
|
|
import sys
|
|
self.assert_(hasattr(sys, 'stdout'))
|
|
self.assertRaises(TypeError, hasattr, sys, 1)
|
|
self.assertRaises(TypeError, hasattr)
|
|
self.assertRaises(UnicodeError, hasattr, sys, unichr(sys.maxunicode))
|
|
|
|
def test_hash(self):
|
|
hash(None)
|
|
self.assertEqual(hash(1), hash(1L))
|
|
self.assertEqual(hash(1), hash(1.0))
|
|
hash('spam')
|
|
if have_unicode:
|
|
self.assertEqual(hash('spam'), hash(unicode('spam')))
|
|
hash((0,1,2,3))
|
|
def f(): pass
|
|
self.assertRaises(TypeError, hash, [])
|
|
self.assertRaises(TypeError, hash, {})
|
|
|
|
def test_hex(self):
|
|
self.assertEqual(hex(16), '0x10')
|
|
self.assertEqual(hex(16L), '0x10L')
|
|
self.assertEqual(hex(-16), '-0x10')
|
|
self.assertEqual(hex(-16L), '-0x10L')
|
|
self.assertRaises(TypeError, hex, {})
|
|
|
|
def test_id(self):
|
|
id(None)
|
|
id(1)
|
|
id(1L)
|
|
id(1.0)
|
|
id('spam')
|
|
id((0,1,2,3))
|
|
id([0,1,2,3])
|
|
id({'spam': 1, 'eggs': 2, 'ham': 3})
|
|
|
|
# Test input() later, together with raw_input
|
|
|
|
def test_int(self):
|
|
self.assertEqual(int(314), 314)
|
|
self.assertEqual(int(3.14), 3)
|
|
self.assertEqual(int(314L), 314)
|
|
# Check that conversion from float truncates towards zero
|
|
self.assertEqual(int(-3.14), -3)
|
|
self.assertEqual(int(3.9), 3)
|
|
self.assertEqual(int(-3.9), -3)
|
|
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 = repr(-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)
|
|
|
|
# Subclasses of string can't be interned, because they
|
|
# provide too much opportunity for insane things to happen.
|
|
# We don't want them in the interned dict and if they aren't
|
|
# actually interned, we don't want to create the appearance
|
|
# that they are by allowing intern() to succeeed.
|
|
class S(str):
|
|
def __hash__(self):
|
|
return 123
|
|
|
|
self.assertRaises(TypeError, intern, S("abc"))
|
|
|
|
# It's still safe to pass these strings to routines that
|
|
# call intern internally, e.g. PyObject_SetAttr().
|
|
s = S("abc")
|
|
setattr(s, s, s)
|
|
self.assertEqual(getattr(s, s), 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))
|
|
|
|
# This code used to segfault in Py2.4a3
|
|
x = []
|
|
x.extend(-y for y in x)
|
|
self.assertEqual(x, [])
|
|
|
|
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)
|
|
|
|
for stmt in (
|
|
"max(key=int)", # no args
|
|
"max(1, key=int)", # single arg not iterable
|
|
"max(1, 2, keystone=int)", # wrong keyword
|
|
"max(1, 2, key=int, abc=int)", # two many keywords
|
|
"max(1, 2, key=1)", # keyfunc is not callable
|
|
):
|
|
try:
|
|
exec(stmt) in globals()
|
|
except TypeError:
|
|
pass
|
|
else:
|
|
self.fail(stmt)
|
|
|
|
self.assertEqual(max((1,), key=neg), 1) # one elem iterable
|
|
self.assertEqual(max((1,2), key=neg), 1) # two elem iterable
|
|
self.assertEqual(max(1, 2, key=neg), 1) # two elems
|
|
|
|
data = [random.randrange(200) for i in range(100)]
|
|
keys = dict((elem, random.randrange(50)) for elem in data)
|
|
f = keys.__getitem__
|
|
self.assertEqual(max(data, key=f),
|
|
sorted(reversed(data), key=f)[-1])
|
|
|
|
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()))
|
|
|
|
for stmt in (
|
|
"min(key=int)", # no args
|
|
"min(1, key=int)", # single arg not iterable
|
|
"min(1, 2, keystone=int)", # wrong keyword
|
|
"min(1, 2, key=int, abc=int)", # two many keywords
|
|
"min(1, 2, key=1)", # keyfunc is not callable
|
|
):
|
|
try:
|
|
exec(stmt) in globals()
|
|
except TypeError:
|
|
pass
|
|
else:
|
|
self.fail(stmt)
|
|
|
|
self.assertEqual(min((1,), key=neg), 1) # one elem iterable
|
|
self.assertEqual(min((1,2), key=neg), 2) # two elem iterable
|
|
self.assertEqual(min(1, 2, key=neg), 2) # two elems
|
|
|
|
data = [random.randrange(200) for i in range(100)]
|
|
keys = dict((elem, random.randrange(50)) for elem in data)
|
|
f = keys.__getitem__
|
|
self.assertEqual(min(data, key=f),
|
|
sorted(data, key=f)[0])
|
|
|
|
def test_oct(self):
|
|
self.assertEqual(oct(100), '0144')
|
|
self.assertEqual(oct(100L), '0144L')
|
|
self.assertEqual(oct(-100), '-0144')
|
|
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)
|
|
|
|
# SF 876178: make sure input() respect future options.
|
|
sys.stdin = cStringIO.StringIO('1/2')
|
|
sys.stdout = cStringIO.StringIO()
|
|
exec compile('print input()', 'test_builtin_tmp', 'exec')
|
|
sys.stdin.seek(0, 0)
|
|
exec compile('from __future__ import division;print input()',
|
|
'test_builtin_tmp', 'exec')
|
|
sys.stdin.seek(0, 0)
|
|
exec compile('print input()', 'test_builtin_tmp', 'exec')
|
|
self.assertEqual(sys.stdout.getvalue().splitlines(),
|
|
['0', '0.5', '0'])
|
|
|
|
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.assertEqual(zip(), [])
|
|
self.assertEqual(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())
|
|
|
|
class TestSorted(unittest.TestCase):
|
|
|
|
def test_basic(self):
|
|
data = range(100)
|
|
copy = data[:]
|
|
random.shuffle(copy)
|
|
self.assertEqual(data, sorted(copy))
|
|
self.assertNotEqual(data, copy)
|
|
|
|
data.reverse()
|
|
random.shuffle(copy)
|
|
self.assertEqual(data, sorted(copy, cmp=lambda x, y: cmp(y,x)))
|
|
self.assertNotEqual(data, copy)
|
|
random.shuffle(copy)
|
|
self.assertEqual(data, sorted(copy, key=lambda x: -x))
|
|
self.assertNotEqual(data, copy)
|
|
random.shuffle(copy)
|
|
self.assertEqual(data, sorted(copy, reverse=1))
|
|
self.assertNotEqual(data, copy)
|
|
|
|
def test_inputtypes(self):
|
|
s = 'abracadabra'
|
|
for T in [unicode, list, tuple]:
|
|
self.assertEqual(sorted(s), sorted(T(s)))
|
|
|
|
s = ''.join(dict.fromkeys(s).keys()) # unique letters only
|
|
for T in [unicode, set, frozenset, list, tuple, dict.fromkeys]:
|
|
self.assertEqual(sorted(s), sorted(T(s)))
|
|
|
|
def test_baddecorator(self):
|
|
data = 'The quick Brown fox Jumped over The lazy Dog'.split()
|
|
self.assertRaises(TypeError, sorted, data, None, lambda x,y: 0)
|
|
|
|
def test_main(verbose=None):
|
|
test_classes = (BuiltinTest, TestSorted)
|
|
|
|
run_unittest(*test_classes)
|
|
|
|
# verify reference counting
|
|
if verbose and hasattr(sys, "gettotalrefcount"):
|
|
import gc
|
|
counts = [None] * 5
|
|
for i in xrange(len(counts)):
|
|
run_unittest(*test_classes)
|
|
gc.collect()
|
|
counts[i] = sys.gettotalrefcount()
|
|
print counts
|
|
|
|
|
|
if __name__ == "__main__":
|
|
test_main(verbose=True)
|