mirror of https://github.com/Mikaela/Limnoria.git
113 lines
4.5 KiB
Python
113 lines
4.5 KiB
Python
#!/usr/bin/env python
|
|
|
|
###
|
|
# Copyright (c) 2002, Jeremiah Fincher
|
|
# 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 test import *
|
|
|
|
import pickle
|
|
|
|
class FunctionsTest(unittest.TestCase):
|
|
def testCatch(self):
|
|
def f():
|
|
raise Exception
|
|
catch(f)
|
|
|
|
def testReviter(self):
|
|
L = range(10)
|
|
revL = list(reviter(L))
|
|
L.reverse()
|
|
self.assertEqual(L, revL, 'reviter didn\'t return reversed list')
|
|
for elt in reviter([]):
|
|
self.fail('reviter caused iteration over empty sequence')
|
|
|
|
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 testItersplit(self):
|
|
L = [1, 2, 3] * 3
|
|
s = 'foo bar baz'
|
|
self.assertEqual(list(itersplit(L, lambda x: x == 3)),
|
|
[[1, 2], [1, 2], [1, 2]])
|
|
self.assertEqual(list(itersplit(L, lambda x: x == 3, True)),
|
|
[[1, 2], [1, 2], [1, 2], []])
|
|
self.assertEqual(list(itersplit([], lambda x: x)), [])
|
|
self.assertEqual(list(itersplit(s, lambda c: c.isspace())),
|
|
map(list, s.split()))
|
|
|
|
def testIterableMap(self):
|
|
class alist(IterableMap):
|
|
def __init__(self):
|
|
self.L = []
|
|
|
|
def __setitem__(self, key, value):
|
|
self.L.append((key, value))
|
|
|
|
def iteritems(self):
|
|
for (k, v) in self.L:
|
|
yield (k, v)
|
|
AL = alist()
|
|
self.failIf(AL)
|
|
AL[1] = 2
|
|
AL[2] = 3
|
|
AL[3] = 4
|
|
self.failUnless(AL)
|
|
self.assertEqual(AL.items(), [(1, 2), (2, 3), (3, 4)])
|
|
self.assertEqual(list(AL.iteritems()), [(1, 2), (2, 3), (3, 4)])
|
|
self.assertEqual(AL.keys(), [1, 2, 3])
|
|
self.assertEqual(list(AL.iterkeys()), [1, 2, 3])
|
|
self.assertEqual(AL.values(), [2, 3, 4])
|
|
self.assertEqual(list(AL.itervalues()), [2, 3, 4])
|
|
self.assertEqual(len(AL), 3)
|
|
|
|
def testFlatten(self):
|
|
def lflatten(seq):
|
|
return list(flatten(seq))
|
|
self.assertEqual(lflatten([]), [])
|
|
self.assertEqual(lflatten([1]), [1])
|
|
self.assertEqual(lflatten(range(10)), range(10))
|
|
twoRanges = range(10)*2
|
|
twoRanges.sort()
|
|
self.assertEqual(lflatten(zip(range(10), range(10))), twoRanges)
|
|
self.assertEqual(lflatten([1, [2, 3], 4]), [1, 2, 3, 4])
|
|
self.assertEqual(lflatten([[[[[[[[[[]]]]]]]]]]), [])
|
|
self.assertEqual(lflatten([1, [2, [3, 4], 5], 6]), [1, 2, 3, 4, 5, 6])
|
|
self.assertRaises(TypeError, lflatten, 1)
|