Limnoria/test/test_fix.py

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2005-01-19 14:14:38 +01:00
###
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# Copyright (c) 2002-2005, Jeremiah Fincher
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# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
## from __future__ import generators
from supybot.test import *
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import random
import itertools
class FunctionsTest(SupyTestCase):
def testRandomChoice(self):
self.assertRaises(IndexError, random.choice, {})
def testReversed(self):
L = range(10)
revL = list(reversed(L))
L.reverse()
self.assertEqual(L, revL, 'reversed didn\'t return reversed list')
for _ in reversed([]):
self.fail('reversed caused iteration over empty sequence')
def testGroup(self):
s = '1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Nc3 e6 5. Bd3 a6'
self.assertEqual(group(s.split(), 3)[:3],
[['1.', 'd4', 'd5'],
['2.', 'Nf3', 'Nc6'],
['3.', 'e3', 'Nf6']])
def testWindow(self):
L = range(10)
def wwindow(*args):
return list(window(*args))
self.assertEqual(wwindow([], 1), [], 'Empty sequence, empty window')
self.assertEqual(wwindow([], 2), [], 'Empty sequence, empty window')
self.assertEqual(wwindow([], 5), [], 'Empty sequence, empty window')
self.assertEqual(wwindow([], 100), [], 'Empty sequence, empty window')
self.assertEqual(wwindow(L, 1), [[x] for x in L], 'Window length 1')
self.assertRaises(ValueError, wwindow, [], 0)
self.assertRaises(ValueError, wwindow, [], -1)
def testAny(self):
self.failUnless(any(lambda i: i == 0, range(10)))
self.failIf(any(None, range(1)))
self.failUnless(any(None, range(2)))
self.failIf(any(None, []))
def testAll(self):
self.failIf(all(lambda i: i == 0, range(10)))
self.failIf(all(lambda i: i % 2, range(2)))
self.failIf(all(lambda i: i % 2 == 0, [1, 3, 5]))
self.failUnless(all(lambda i: i % 2 == 0, [2, 4, 6]))
self.failUnless(all(None, ()))
def testPartition(self):
L = range(10)
def even(i):
return not(i % 2)
(yes, no) = partition(even, L)
self.assertEqual(yes, [0, 2, 4, 6, 8])
self.assertEqual(no, [1, 3, 5, 7, 9])
def testIlen(self):
self.assertEqual(itertools.ilen(iter(range(10))), 10)
def testRsplit(self):
self.assertEqual(rsplit('foo bar baz'), 'foo bar baz'.split())
self.assertEqual(rsplit('foo bar baz', maxsplit=1),
['foo bar', 'baz'])
self.assertEqual(rsplit('foo bar baz', maxsplit=1),
['foo bar', 'baz'])
self.assertEqual(rsplit('foobarbaz', 'bar'), ['foo', 'baz'])
class TestDynamic(SupyTestCase):
def test(self):
def f(x):
i = 2
return g(x)
def g(y):
j = 3
return h(y)
def h(z):
self.assertEqual(dynamic.z, z)
self.assertEqual(dynamic.j, 3)
self.assertEqual(dynamic.i, 2)
self.assertEqual(dynamic.y, z)
self.assertEqual(dynamic.x, z)
#self.assertRaises(NameError, getattr, dynamic, 'asdfqwerqewr')
self.assertEqual(dynamic.self, self)
return z
self.assertEqual(f(10), 10)
def testCommonUsage(self):
foo = 'bar'
def f():
foo = dynamic.foo
self.assertEqual(foo, 'bar')
f()
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