/usr/lib/python2.7/dist-packages/ZODB/tests/testPersistentList.py is in python-zodb 1:3.10.7-1build1.
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#
# Copyright (c) 2001, 2002 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Test the list interface to PersistentList
"""
import unittest
from persistent.list import PersistentList
l0 = []
l1 = [0]
l2 = [0, 1]
class TestPList(unittest.TestCase):
def checkTheWorld(self):
# Test constructors
u = PersistentList()
u0 = PersistentList(l0)
u1 = PersistentList(l1)
u2 = PersistentList(l2)
uu = PersistentList(u)
uu0 = PersistentList(u0)
uu1 = PersistentList(u1)
uu2 = PersistentList(u2)
v = PersistentList(tuple(u))
class OtherList:
def __init__(self, initlist):
self.__data = initlist
def __len__(self):
return len(self.__data)
def __getitem__(self, i):
return self.__data[i]
v0 = PersistentList(OtherList(u0))
vv = PersistentList("this is also a sequence")
# Test __repr__
eq = self.assertEqual
eq(str(u0), str(l0), "str(u0) == str(l0)")
eq(repr(u1), repr(l1), "repr(u1) == repr(l1)")
eq(repr(u2), repr(l2), "repr(u2) == repr(l2)")
# Test __cmp__ and __len__
def mycmp(a, b):
r = cmp(a, b)
if r < 0: return -1
if r > 0: return 1
return r
all = [l0, l1, l2, u, u0, u1, u2, uu, uu0, uu1, uu2]
for a in all:
for b in all:
eq(mycmp(a, b), mycmp(len(a), len(b)),
"mycmp(a, b) == mycmp(len(a), len(b))")
# Test __getitem__
for i in range(len(u2)):
eq(u2[i], i, "u2[i] == i")
# Test __setitem__
uu2[0] = 0
uu2[1] = 100
try:
uu2[2] = 200
except IndexError:
pass
else:
raise TestFailed("uu2[2] shouldn't be assignable")
# Test __delitem__
del uu2[1]
del uu2[0]
try:
del uu2[0]
except IndexError:
pass
else:
raise TestFailed("uu2[0] shouldn't be deletable")
# Test __getslice__
for i in range(-3, 4):
eq(u2[:i], l2[:i], "u2[:i] == l2[:i]")
eq(u2[i:], l2[i:], "u2[i:] == l2[i:]")
for j in range(-3, 4):
eq(u2[i:j], l2[i:j], "u2[i:j] == l2[i:j]")
# Test __setslice__
for i in range(-3, 4):
u2[:i] = l2[:i]
eq(u2, l2, "u2 == l2")
u2[i:] = l2[i:]
eq(u2, l2, "u2 == l2")
for j in range(-3, 4):
u2[i:j] = l2[i:j]
eq(u2, l2, "u2 == l2")
uu2 = u2[:]
uu2[:0] = [-2, -1]
eq(uu2, [-2, -1, 0, 1], "uu2 == [-2, -1, 0, 1]")
uu2[0:] = []
eq(uu2, [], "uu2 == []")
# Test __contains__
for i in u2:
self.failUnless(i in u2, "i in u2")
for i in min(u2)-1, max(u2)+1:
self.failUnless(i not in u2, "i not in u2")
# Test __delslice__
uu2 = u2[:]
del uu2[1:2]
del uu2[0:1]
eq(uu2, [], "uu2 == []")
uu2 = u2[:]
del uu2[1:]
del uu2[:1]
eq(uu2, [], "uu2 == []")
# Test __add__, __radd__, __mul__ and __rmul__
#self.failUnless(u1 + [] == [] + u1 == u1, "u1 + [] == [] + u1 == u1")
self.failUnless(u1 + [1] == u2, "u1 + [1] == u2")
#self.failUnless([-1] + u1 == [-1, 0], "[-1] + u1 == [-1, 0]")
self.failUnless(u2 == u2*1 == 1*u2, "u2 == u2*1 == 1*u2")
self.failUnless(u2+u2 == u2*2 == 2*u2, "u2+u2 == u2*2 == 2*u2")
self.failUnless(u2+u2+u2 == u2*3 == 3*u2, "u2+u2+u2 == u2*3 == 3*u2")
# Test append
u = u1[:]
u.append(1)
eq(u, u2, "u == u2")
# Test insert
u = u2[:]
u.insert(0, -1)
eq(u, [-1, 0, 1], "u == [-1, 0, 1]")
# Test pop
u = PersistentList([0, -1, 1])
u.pop()
eq(u, [0, -1], "u == [0, -1]")
u.pop(0)
eq(u, [-1], "u == [-1]")
# Test remove
u = u2[:]
u.remove(1)
eq(u, u1, "u == u1")
# Test count
u = u2*3
eq(u.count(0), 3, "u.count(0) == 3")
eq(u.count(1), 3, "u.count(1) == 3")
eq(u.count(2), 0, "u.count(2) == 0")
# Test index
eq(u2.index(0), 0, "u2.index(0) == 0")
eq(u2.index(1), 1, "u2.index(1) == 1")
try:
u2.index(2)
except ValueError:
pass
else:
raise TestFailed("expected ValueError")
# Test reverse
u = u2[:]
u.reverse()
eq(u, [1, 0], "u == [1, 0]")
u.reverse()
eq(u, u2, "u == u2")
# Test sort
u = PersistentList([1, 0])
u.sort()
eq(u, u2, "u == u2")
# Test extend
u = u1[:]
u.extend(u2)
eq(u, u1 + u2, "u == u1 + u2")
def checkBackwardCompat(self):
# Verify that the sanest of the ZODB 3.2 dotted paths still works.
from ZODB.PersistentList import PersistentList as oldPath
self.assert_(oldPath is PersistentList)
def test_suite():
return unittest.makeSuite(TestPList, 'check')
if __name__ == "__main__":
loader = unittest.TestLoader()
loader.testMethodPrefix = "check"
unittest.main(testLoader=loader)
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