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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ""" Tests common to list and UserList.UserList """ import sys import os from functools import cmp_to_key from test import support, seq_tests from test.support import ALWAYS_EQ, NEVER_EQ class CommonTest(seq_tests.CommonTest): def test_init(self): # Iterable arg is optional self.assertEqual(self.type2test([]), self.type2test()) # Init clears previous values a = self.type2test([1, 2, 3]) a.__init__() self.assertEqual(a, self.type2test([])) # Init overwrites previous values a = self.type2test([1, 2, 3]) a.__init__([4, 5, 6]) self.assertEqual(a, self.type2test([4, 5, 6])) # Mutables always return a new object b = self.type2test(a) self.assertNotEqual(id(a), id(b)) self.assertEqual(a, b) def test_getitem_error(self): a = [] msg = "list indices must be integers or slices" with self.assertRaisesRegex(TypeError, msg): a['a'] def test_setitem_error(self): a = [] msg = "list indices must be integers or slices" with self.assertRaisesRegex(TypeError, msg): a['a'] = "python" def test_repr(self): l0 = [] l2 = [0, 1, 2] a0 = self.type2test(l0) a2 = self.type2test(l2) self.assertEqual(str(a0), str(l0)) self.assertEqual(repr(a0), repr(l0)) self.assertEqual(repr(a2), repr(l2)) self.assertEqual(str(a2), "[0, 1, 2]") self.assertEqual(repr(a2), "[0, 1, 2]") a2.append(a2) a2.append(3) self.assertEqual(str(a2), "[0, 1, 2, [...], 3]") self.assertEqual(repr(a2), "[0, 1, 2, [...], 3]") def test_repr_deep(self): a = self.type2test([]) for i in range(sys.getrecursionlimit() + 100): a = self.type2test([a]) self.assertRaises(RecursionError, repr, a) def test_print(self): d = self.type2test(range(200)) d.append(d) d.extend(range(200,400)) d.append(d) d.append(400) try: with open(support.TESTFN, "w") as fo: fo.write(str(d)) with open(support.TESTFN, "r") as fo: self.assertEqual(fo.read(), repr(d)) finally: os.remove(support.TESTFN) def test_set_subscript(self): a = self.type2test(range(20)) self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 0), [1,2,3]) self.assertRaises(TypeError, a.__setitem__, slice(0, 10), 1) self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 2), [1,2]) self.assertRaises(TypeError, a.__getitem__, 'x', 1) a[slice(2,10,3)] = [1,2,3] self.assertEqual(a, self.type2test([0, 1, 1, 3, 4, 2, 6, 7, 3, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19])) def test_reversed(self): a = self.type2test(range(20)) r = reversed(a) self.assertEqual(list(r), self.type2test(range(19, -1, -1))) self.assertRaises(StopIteration, next, r) self.assertEqual(list(reversed(self.type2test())), self.type2test()) # Bug 3689: make sure list-reversed-iterator doesn't have __len__ self.assertRaises(TypeError, len, reversed([1,2,3])) def test_setitem(self): a = self.type2test([0, 1]) a[0] = 0 a[1] = 100 self.assertEqual(a, self.type2test([0, 100])) a[-1] = 200 self.assertEqual(a, self.type2test([0, 200])) a[-2] = 100 self.assertEqual(a, self.type2test([100, 200])) self.assertRaises(IndexError, a.__setitem__, -3, 200) self.assertRaises(IndexError, a.__setitem__, 2, 200) a = self.type2test([]) self.assertRaises(IndexError, a.__setitem__, 0, 200) self.assertRaises(IndexError, a.__setitem__, -1, 200) self.assertRaises(TypeError, a.__setitem__) a = self.type2test([0,1,2,3,4]) a[0] = 1 a[1] = 2 a[2] = 3 self.assertEqual(a, self.type2test([1,2,3,3,4])) a[0] = 5 a[1] = 6 a[2] = 7 self.assertEqual(a, self.type2test([5,6,7,3,4])) a[-2] = 88 a[-1] = 99 self.assertEqual(a, self.type2test([5,6,7,88,99])) a[-2] = 8 a[-1] = 9 self.assertEqual(a, self.type2test([5,6,7,8,9])) msg = "list indices must be integers or slices" with self.assertRaisesRegex(TypeError, msg): a['a'] = "python" def test_delitem(self): a = self.type2test([0, 1]) del a[1] self.assertEqual(a, [0]) del a[0] self.assertEqual(a, []) a = self.type2test([0, 1]) del a[-2] self.assertEqual(a, [1]) del a[-1] self.assertEqual(a, []) a = self.type2test([0, 1]) self.assertRaises(IndexError, a.__delitem__, -3) self.assertRaises(IndexError, a.__delitem__, 2) a = self.type2test([]) self.assertRaises(IndexError, a.__delitem__, 0) self.assertRaises(TypeError, a.__delitem__) def test_setslice(self): l = [0, 1] a = self.type2test(l) for i in range(-3, 4): a[:i] = l[:i] self.assertEqual(a, l) a2 = a[:] a2[:i] = a[:i] self.assertEqual(a2, a) a[i:] = l[i:] self.assertEqual(a, l) a2 = a[:] a2[i:] = a[i:] self.assertEqual(a2, a) for j in range(-3, 4): a[i:j] = l[i:j] self.assertEqual(a, l) a2 = a[:] a2[i:j] = a[i:j] self.assertEqual(a2, a) aa2 = a2[:] aa2[:0] = [-2, -1] self.assertEqual(aa2, [-2, -1, 0, 1]) aa2[0:] = [] self.assertEqual(aa2, []) a = self.type2test([1, 2, 3, 4, 5]) a[:-1] = a self.assertEqual(a, self.type2test([1, 2, 3, 4, 5, 5])) a = self.type2test([1, 2, 3, 4, 5]) a[1:] = a self.assertEqual(a, self.type2test([1, 1, 2, 3, 4, 5])) a = self.type2test([1, 2, 3, 4, 5]) a[1:-1] = a self.assertEqual(a, self.type2test([1, 1, 2, 3, 4, 5, 5])) a = self.type2test([]) a[:] = tuple(range(10)) self.assertEqual(a, self.type2test(range(10))) self.assertRaises(TypeError, a.__setitem__, slice(0, 1, 5)) self.assertRaises(TypeError, a.__setitem__) def test_delslice(self): a = self.type2test([0, 1]) del a[1:2] del a[0:1] self.assertEqual(a, self.type2test([])) a = self.type2test([0, 1]) del a[1:2] del a[0:1] self.assertEqual(a, self.type2test([])) a = self.type2test([0, 1]) del a[-2:-1] self.assertEqual(a, self.type2test([1])) a = self.type2test([0, 1]) del a[-2:-1] self.assertEqual(a, self.type2test([1])) a = self.type2test([0, 1]) del a[1:] del a[:1] self.assertEqual(a, self.type2test([])) a = self.type2test([0, 1]) del a[1:] del a[:1] self.assertEqual(a, self.type2test([])) a = self.type2test([0, 1]) del a[-1:] self.assertEqual(a, self.type2test([0])) a = self.type2test([0, 1]) del a[-1:] self.assertEqual(a, self.type2test([0])) a = self.type2test([0, 1]) del a[:] self.assertEqual(a, self.type2test([])) def test_append(self): a = self.type2test([]) a.append(0) a.append(1) a.append(2) self.assertEqual(a, self.type2test([0, 1, 2])) self.assertRaises(TypeError, a.append) def test_extend(self): a1 = self.type2test([0]) a2 = self.type2test((0, 1)) a = a1[:] a.extend(a2) self.assertEqual(a, a1 + a2) a.extend(self.type2test([])) self.assertEqual(a, a1 + a2) a.extend(a) self.assertEqual(a, self.type2test([0, 0, 1, 0, 0, 1])) a = self.type2test("spam") a.extend("eggs") self.assertEqual(a, list("spameggs")) self.assertRaises(TypeError, a.extend, None) self.assertRaises(TypeError, a.extend) # overflow test. issue1621 class CustomIter: def __iter__(self): return self def __next__(self): raise StopIteration def __length_hint__(self): return sys.maxsize a = self.type2test([1,2,3,4]) a.extend(CustomIter()) self.assertEqual(a, [1,2,3,4]) def test_insert(self): a = self.type2test([0, 1, 2]) a.insert(0, -2) a.insert(1, -1) a.insert(2, 0) self.assertEqual(a, [-2, -1, 0, 0, 1, 2]) b = a[:] b.insert(-2, "foo") b.insert(-200, "left") b.insert(200, "right") self.assertEqual(b, self.type2test(["left",-2,-1,0,0,"foo",1,2,"right"])) self.assertRaises(TypeError, a.insert) def test_pop(self): a = self.type2test([-1, 0, 1]) a.pop() self.assertEqual(a, [-1, 0]) a.pop(0) self.assertEqual(a, [0]) self.assertRaises(IndexError, a.pop, 5) a.pop(0) self.assertEqual(a, []) self.assertRaises(IndexError, a.pop) self.assertRaises(TypeError, a.pop, 42, 42) a = self.type2test([0, 10, 20, 30, 40]) def test_remove(self): a = self.type2test([0, 0, 1]) a.remove(1) self.assertEqual(a, [0, 0]) a.remove(0) self.assertEqual(a, [0]) a.remove(0) self.assertEqual(a, []) self.assertRaises(ValueError, a.remove, 0) self.assertRaises(TypeError, a.remove) a = self.type2test([1, 2]) self.assertRaises(ValueError, a.remove, NEVER_EQ) self.assertEqual(a, [1, 2]) a.remove(ALWAYS_EQ) self.assertEqual(a, [2]) a = self.type2test([ALWAYS_EQ]) a.remove(1) self.assertEqual(a, []) a = self.type2test([ALWAYS_EQ]) a.remove(NEVER_EQ) self.assertEqual(a, []) a = self.type2test([NEVER_EQ]) self.assertRaises(ValueError, a.remove, ALWAYS_EQ) class BadExc(Exception): pass class BadCmp: def __eq__(self, other): if other == 2: raise BadExc() return False a = self.type2test([0, 1, 2, 3]) self.assertRaises(BadExc, a.remove, BadCmp()) class BadCmp2: def __eq__(self, other): raise BadExc() d = self.type2test('abcdefghcij') d.remove('c') self.assertEqual(d, self.type2test('abdefghcij')) d.remove('c') self.assertEqual(d, self.type2test('abdefghij')) self.assertRaises(ValueError, d.remove, 'c') self.assertEqual(d, self.type2test('abdefghij')) # Handle comparison errors d = self.type2test(['a', 'b', BadCmp2(), 'c']) e = self.type2test(d) self.assertRaises(BadExc, d.remove, 'c') for x, y in zip(d, e): # verify that original order and values are retained. self.assertIs(x, y) def test_index(self): super().test_index() a = self.type2test([-2, -1, 0, 0, 1, 2]) a.remove(0) self.assertRaises(ValueError, a.index, 2, 0, 4) self.assertEqual(a, self.type2test([-2, -1, 0, 1, 2])) # Test modifying the list during index's iteration class EvilCmp: def __init__(self, victim): self.victim = victim def __eq__(self, other): del self.victim[:] return False a = self.type2test() a[:] = [EvilCmp(a) for _ in range(100)] # This used to seg fault before patch #1005778 self.assertRaises(ValueError, a.index, None) def test_reverse(self): u = self.type2test([-2, -1, 0, 1, 2]) u2 = u[:] u.reverse() self.assertEqual(u, [2, 1, 0, -1, -2]) u.reverse() self.assertEqual(u, u2) self.assertRaises(TypeError, u.reverse, 42) def test_clear(self): u = self.type2test([2, 3, 4]) u.clear() self.assertEqual(u, []) u = self.type2test([]) u.clear() self.assertEqual(u, []) u = self.type2test([]) u.append(1) u.clear() u.append(2) self.assertEqual(u, [2]) self.assertRaises(TypeError, u.clear, None) def test_copy(self): u = self.type2test([1, 2, 3]) v = u.copy() self.assertEqual(v, [1, 2, 3]) u = self.type2test([]) v = u.copy() self.assertEqual(v, []) # test that it's indeed a copy and not a reference u = self.type2test(['a', 'b']) v = u.copy() v.append('i') self.assertEqual(u, ['a', 'b']) self.assertEqual(v, u + ['i']) # test that it's a shallow, not a deep copy u = self.type2test([1, 2, [3, 4], 5]) v = u.copy() self.assertEqual(u, v) self.assertIs(v[3], u[3]) self.assertRaises(TypeError, u.copy, None) def test_sort(self): u = self.type2test([1, 0]) u.sort() self.assertEqual(u, [0, 1]) u = self.type2test([2,1,0,-1,-2]) u.sort() self.assertEqual(u, self.type2test([-2,-1,0,1,2])) self.assertRaises(TypeError, u.sort, 42, 42) def revcmp(a, b): if a == b: return 0 elif a < b: return 1 else: # a > b return -1 u.sort(key=cmp_to_key(revcmp)) self.assertEqual(u, self.type2test([2,1,0,-1,-2])) # The following dumps core in unpatched Python 1.5: def myComparison(x,y): xmod, ymod = x%3, y%7 if xmod == ymod: return 0 elif xmod < ymod: return -1 else: # xmod > ymod return 1 z = self.type2test(range(12)) z.sort(key=cmp_to_key(myComparison)) self.assertRaises(TypeError, z.sort, 2) def selfmodifyingComparison(x,y): z.append(1) if x == y: return 0 elif x < y: return -1 else: # x > y return 1 self.assertRaises(ValueError, z.sort, key=cmp_to_key(selfmodifyingComparison)) self.assertRaises(TypeError, z.sort, 42, 42, 42, 42) def test_slice(self): u = self.type2test("spam") u[:2] = "h" self.assertEqual(u, list("ham")) def test_iadd(self): super().test_iadd() u = self.type2test([0, 1]) u2 = u u += [2, 3] self.assertIs(u, u2) u = self.type2test("spam") u += "eggs" self.assertEqual(u, self.type2test("spameggs")) self.assertRaises(TypeError, u.__iadd__, None) def test_imul(self): super().test_imul() s = self.type2test([]) oldid = id(s) s *= 10 self.assertEqual(id(s), oldid) def test_extendedslicing(self): # subscript a = self.type2test([0,1,2,3,4]) # deletion del a[::2] self.assertEqual(a, self.type2test([1,3])) a = self.type2test(range(5)) del a[1::2] self.assertEqual(a, self.type2test([0,2,4])) a = self.type2test(range(5)) del a[1::-2] self.assertEqual(a, self.type2test([0,2,3,4])) a = self.type2test(range(10)) del a[::1000] self.assertEqual(a, self.type2test([1, 2, 3, 4, 5, 6, 7, 8, 9])) # assignment a = self.type2test(range(10)) a[::2] = [-1]*5 self.assertEqual(a, self.type2test([-1, 1, -1, 3, -1, 5, -1, 7, -1, 9])) a = self.type2test(range(10)) a[::-4] = [10]*3 self.assertEqual(a, self.type2test([0, 10, 2, 3, 4, 10, 6, 7, 8 ,10])) a = self.type2test(range(4)) a[::-1] = a self.assertEqual(a, self.type2test([3, 2, 1, 0])) a = self.type2test(range(10)) b = a[:] c = a[:] a[2:3] = self.type2test(["two", "elements"]) b[slice(2,3)] = self.type2test(["two", "elements"]) c[2:3:] = self.type2test(["two", "elements"]) self.assertEqual(a, b) self.assertEqual(a, c) a = self.type2test(range(10)) a[::2] = tuple(range(5)) self.assertEqual(a, self.type2test([0, 1, 1, 3, 2, 5, 3, 7, 4, 9])) # test issue7788 a = self.type2test(range(10)) del a[9::1<<333] def test_constructor_exception_handling(self): # Bug #1242657 class F(object): def __iter__(self): raise KeyboardInterrupt self.assertRaises(KeyboardInterrupt, list, F()) def test_exhausted_iterator(self): a = self.type2test([1, 2, 3]) exhit = iter(a) empit = iter(a) for x in exhit: # exhaust the iterator next(empit) # not exhausted a.append(9) self.assertEqual(list(exhit), []) self.assertEqual(list(empit), [9]) self.assertEqual(a, self.type2test([1, 2, 3, 9]))