/usr/lib/python2.7/dist-packages/zope/security/tests/test_checker.py is in python-zope.security 4.0.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 | ##############################################################################
#
# 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.
#
##############################################################################
"""Tests for zope.security.checker
"""
import unittest
def _skip_if_not_Py2(testfunc):
import sys
from functools import update_wrapper
if sys.version_info[0] >= 3:
def dummy(self):
pass
update_wrapper(dummy, testfunc)
return dummy
return testfunc
class Test_ProxyFactory(unittest.TestCase):
def _callFUT(self, object, checker=None):
from zope.security.checker import ProxyFactory
return ProxyFactory(object, checker)
def test_w_already_proxied_no_checker(self):
from zope.security.proxy import Proxy, getChecker
obj = object()
def _check(*x):
pass
proxy = Proxy(obj, _check)
returned = self._callFUT(proxy, None)
self.assertTrue(returned is proxy)
self.assertTrue(getChecker(returned) is _check)
def test_w_already_proxied_same_checker(self):
from zope.security.proxy import Proxy, getChecker
obj = object()
def _check(*x):
pass
proxy = Proxy(obj, _check)
returned = self._callFUT(proxy, _check)
self.assertTrue(returned is proxy)
self.assertTrue(getChecker(returned) is _check)
def test_w_already_proxied_different_checker(self):
from zope.security.proxy import Proxy
obj = object()
def _check(*x):
pass
proxy = Proxy(obj, _check)
def _sneaky(*x):
pass
self.assertRaises(TypeError, self._callFUT, proxy, _sneaky)
def test_w_explicit_checker(self):
from zope.security.proxy import getChecker
obj = object()
def _check(*x):
pass
returned = self._callFUT(obj, _check)
self.assertFalse(returned is obj)
self.assertTrue(getChecker(returned) is _check)
def test_no_checker_no_dunder_no_select(self):
obj = object()
returned = self._callFUT(obj)
self.assertTrue(returned is obj)
def test_no_checker_w_dunder(self):
from zope.security.proxy import getChecker, getObject
_check = object() # don't use a func, due to bound method
class _WithChecker(object):
__Security_checker__ = _check
obj = _WithChecker()
returned = self._callFUT(obj)
self.assertFalse(returned is obj)
self.assertTrue(getObject(returned) is obj)
self.assertTrue(getChecker(returned) is _check)
def test_no_checker_no_dunder_w_select(self):
from zope.security.checker import Checker
from zope.security.checker import _checkers
from zope.security.checker import _clear
from zope.security.proxy import getChecker, getObject
class _Obj(object):
pass
obj = _Obj()
_checker = Checker({})
def _check(*args):
return _checker
_checkers[_Obj] = _check
try:
returned = self._callFUT(obj)
self.assertFalse(returned is obj)
self.assertTrue(getObject(returned) is obj)
self.assertTrue(getChecker(returned) is _checker)
finally:
_clear()
class Test_canWrite(unittest.TestCase):
def _callFUT(self, obj, name):
from zope.security.checker import canWrite
return canWrite(obj, name)
def _makeChecker(self, ch_get=None, ch_set=None):
class _Checker(object):
def check_getattr(self, obj, name):
if ch_get is not None:
raise ch_get()
def check_setattr(self, obj, name):
if ch_set is not None:
raise ch_set()
return _Checker()
def test_ok(self):
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker())
self.assertTrue(self._callFUT(proxy, 'whatever'))
def test_w_setattr_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_set=Unauthorized))
self.assertFalse(self._callFUT(proxy, 'whatever'))
def test_w_setattr_forbidden_getattr_allowed(self):
from zope.security.interfaces import ForbiddenAttribute
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_set=ForbiddenAttribute))
self.assertFalse(self._callFUT(proxy, 'whatever'))
def test_w_setattr_forbidden_getattr_unauth(self):
from zope.security.interfaces import ForbiddenAttribute
from zope.security.interfaces import Unauthorized
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_get=Unauthorized,
ch_set=ForbiddenAttribute))
self.assertFalse(self._callFUT(proxy, 'whatever'))
def test_w_setattr_forbidden_getattr_forbidden(self):
from zope.security.interfaces import ForbiddenAttribute
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_get=ForbiddenAttribute,
ch_set=ForbiddenAttribute))
self.assertRaises(ForbiddenAttribute, self._callFUT, proxy, 'whatever')
class Test_canAccess(unittest.TestCase):
def _callFUT(self, obj, name):
from zope.security.checker import canAccess
return canAccess(obj, name)
def _makeChecker(self, ch_get=None):
class _Checker(object):
def check_getattr(self, obj, name):
if ch_get is not None:
raise ch_get()
return _Checker()
def test_ok(self):
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker())
self.assertTrue(self._callFUT(proxy, 'whatever'))
def test_w_getattr_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_get=Unauthorized))
self.assertFalse(self._callFUT(proxy, 'whatever'))
def test_w_setattr_forbidden_getattr_allowed(self):
from zope.security.interfaces import ForbiddenAttribute
from zope.security.proxy import Proxy
obj = object()
proxy = Proxy(obj, self._makeChecker(ch_get=ForbiddenAttribute))
self.assertRaises(ForbiddenAttribute, self._callFUT, proxy, 'whatever')
_marker = []
class CheckerTestsBase(object):
def _getTargetClass(self):
from zope.security.checker import Checker
return Checker
def _makeOne(self, get_permissions=_marker, set_permissions=_marker):
if get_permissions is _marker:
get_permissions = {}
if set_permissions is _marker:
return self._getTargetClass()(get_permissions)
return self._getTargetClass()(get_permissions, set_permissions)
def test_class_conforms_to_IChecker(self):
from zope.interface.verify import verifyClass
from zope.security.interfaces import IChecker
verifyClass(IChecker, self._getTargetClass())
def test_instance_conforms_to_IChecker(self):
from zope.interface.verify import verifyObject
from zope.security.interfaces import IChecker
verifyObject(IChecker, self._makeOne())
def test_ctor_w_non_dict_get_permissions(self):
self.assertRaises(TypeError, self._makeOne, object())
def test_ctor_w_non_dict_set_permissions(self):
self.assertRaises(TypeError, self._makeOne, {}, object())
def test_permission_id_miss(self):
checker = self._makeOne()
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_permission_id_hit(self):
checker = self._makeOne({'name': 'PERMISSION'})
self.assertEqual(checker.permission_id('name'), 'PERMISSION')
def test_setattr_permission_id_miss_none_set(self):
checker = self._makeOne()
self.assertTrue(checker.setattr_permission_id('nonesuch') is None)
def test_setattr_permission_id_miss(self):
checker = self._makeOne(set_permissions={'name': 'PERMISSION'})
self.assertTrue(checker.setattr_permission_id('nonesuch') is None)
def test_setattr_permission_id_hit(self):
checker = self._makeOne(set_permissions={'name': 'PERMISSION'})
self.assertEqual(checker.setattr_permission_id('name'), 'PERMISSION')
def test_check_setattr_miss_none_set(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne()
obj = object()
self.assertRaises(ForbiddenAttribute,
checker.check_setattr, obj, 'nonesuch')
def test_check_setattr_miss(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne(set_permissions={'name': 'PERMISSION'})
obj = object()
self.assertRaises(ForbiddenAttribute,
checker.check_setattr, obj, 'nonesuch')
def test_check_setattr_public(self):
from zope.security.checker import CheckerPublic
checker = self._makeOne(set_permissions={'name': CheckerPublic})
obj = object()
self.assertEqual(checker.check_setattr(obj, 'name'), None)
def test_check_setattr_w_interaction_allows(self):
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return True
checker = self._makeOne(set_permissions={'name': 'view'})
obj = object()
thread_local.interaction = _Interaction()
try:
self.assertEqual(checker.check_setattr(obj, 'name'), None)
finally:
del thread_local.interaction
def test_check_setattr_w_interaction_denies(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
checker = self._makeOne(set_permissions={'name': 'view'})
obj = object()
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
checker.check_setattr, obj, 'name')
finally:
del thread_local.interaction
def test_check_miss(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne()
obj = object()
self.assertRaises(ForbiddenAttribute,
checker.check, obj, 'nonesuch')
def test_check_available_by_default(self):
checker = self._makeOne()
obj = object()
self.assertEqual(checker.check(obj, '__repr__'), None)
def test_check_public(self):
from zope.security.checker import CheckerPublic
checker = self._makeOne({'name': CheckerPublic})
obj = object()
self.assertEqual(checker.check(obj, 'name'), None)
def test_check_non_public_w_interaction_allows(self):
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return True
checker = self._makeOne({'name': 'view'})
obj = object()
thread_local.interaction = _Interaction()
try:
self.assertEqual(checker.check(obj, 'name'), None)
finally:
del thread_local.interaction
def test_check_non_public_w_interaction_denies(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
checker = self._makeOne({'name': 'view'})
obj = object()
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
checker.check, obj, 'name')
finally:
del thread_local.interaction
def test_proxy_already_proxied(self):
from zope.security.proxy import Proxy, getChecker
obj = object()
def _check(*x):
pass
proxy = Proxy(obj, _check)
checker = self._makeOne({'name': 'view'})
returned = checker.proxy(proxy)
self.assertTrue(returned is proxy)
self.assertTrue(getChecker(returned) is _check)
def test_proxy_no_dunder_no_select(self):
obj = object()
checker = self._makeOne()
returned = checker.proxy(obj)
self.assertTrue(returned is obj)
def test_proxy_no_checker_w_dunder(self):
from zope.security.proxy import getChecker, getObject
_check = object() # don't use a func, due to bound method
class _WithChecker(object):
__Security_checker__ = _check
obj = _WithChecker()
checker = self._makeOne()
returned = checker.proxy(obj)
self.assertFalse(returned is obj)
self.assertTrue(getObject(returned) is obj)
self.assertTrue(getChecker(returned) is _check)
def test_proxy_no_checker_no_dunder_w_select(self):
from zope.security.checker import Checker
from zope.security.checker import _checkers
from zope.security.checker import _clear
from zope.security.proxy import getChecker, getObject
class _Obj(object):
pass
obj = _Obj()
_checker = Checker({})
def _check(*args):
return _checker
_checkers[_Obj] = _check
try:
checker = self._makeOne()
returned = checker.proxy(obj)
self.assertFalse(returned is obj)
self.assertTrue(getObject(returned) is obj)
self.assertTrue(getChecker(returned) is _checker)
finally:
_clear()
class CheckerPyTests(unittest.TestCase, CheckerTestsBase):
def _getTargetClass(self):
from zope.security.checker import CheckerPy
return CheckerPy
class CheckerTests(unittest.TestCase, CheckerTestsBase):
def _getTargetClass(self):
from zope.security.checker import Checker
return Checker
class TracebackSupplementTests(unittest.TestCase):
def _getTargetClass(self):
from zope.security.checker import TracebackSupplement
return TracebackSupplement
def _makeOne(self, obj):
return self._getTargetClass()(obj)
def test_getInfo_builtin_types(self):
from zope.security._compat import _BUILTINS
for val, typ in [('', 'str'),
(0, 'int'),
(1.0, 'float'),
((), 'tuple'),
([], 'list'),
({}, 'dict'),
]:
tbs = self._makeOne(val)
self.assertEqual(tbs.getInfo().splitlines(),
[' - class: %s.%s' % (_BUILTINS, typ),
' - type: %s.%s' % (_BUILTINS, typ),
])
def test_getInfo_newstyle_instance(self):
class C(object):
pass
tbs = self._makeOne(C())
self.assertEqual(tbs.getInfo().splitlines(),
[' - class: %s.C' % self.__class__.__module__,
' - type: %s.C' % self.__class__.__module__,
])
@_skip_if_not_Py2
def test_getInfo_classic_instance(self):
exec("class C: pass", globals(), locals())
tbs = self._makeOne(locals()['C']())
self.assertEqual(tbs.getInfo().splitlines(),
[' - class: %s.C' % self.__class__.__module__,
' - type: __builtin__.instance',
])
class GlobalTests(unittest.TestCase):
def _getTargetClass(self):
from zope.security.checker import Global
return Global
def _makeOne(self, name, module=_marker):
if module is _marker:
return self._getTargetClass()(name)
return self._getTargetClass()(name, module)
def test_ctor_name_and_module(self):
global glob
glob = self._makeOne('foo', 'bar.baz')
self.assertEqual(glob.__name__, 'foo')
self.assertEqual(glob.__module__, 'bar.baz')
def test___reduce__(self):
glob = self._makeOne('foo', 'bar.baz')
self.assertEqual(glob.__reduce__(), 'foo')
def test___repr__(self):
glob = self._makeOne('foo', 'bar.baz')
self.assertEqual(repr(glob), 'Global(foo,bar.baz)')
class Test_NamesChecker(unittest.TestCase):
def _callFUT(self, *args, **kw):
from zope.security.checker import NamesChecker
return NamesChecker(*args, **kw)
def test_empty_names_no_kw(self):
from zope.interface.verify import verifyObject
from zope.security.interfaces import IChecker
checker = self._callFUT()
verifyObject(IChecker, checker)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_names_no_kw(self):
from zope.security.checker import CheckerPublic
checker = self._callFUT(('foo', 'bar', 'baz'))
self.assertTrue(checker.permission_id('foo') is CheckerPublic)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('baz') is CheckerPublic)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_names_no_kw_explicit_permission(self):
other_perm = object()
checker = self._callFUT(('foo', 'bar', 'baz'),
permission_id=other_perm)
self.assertTrue(checker.permission_id('foo') is other_perm)
self.assertTrue(checker.permission_id('bar') is other_perm)
self.assertTrue(checker.permission_id('baz') is other_perm)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_names_w_kw_no_clash(self):
from zope.security.checker import CheckerPublic
other_perm = object()
checker = self._callFUT(('foo', 'bar', 'baz'), bam=other_perm)
self.assertTrue(checker.permission_id('foo') is CheckerPublic)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('baz') is CheckerPublic)
self.assertTrue(checker.permission_id('bam') is other_perm)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_names_w_kw_w_clash(self):
from zope.security.checker import DuplicationError
other_perm = object()
self.assertRaises(DuplicationError,
self._callFUT, ('foo',), foo=other_perm)
class Test_InterfaceChecker(unittest.TestCase):
def _callFUT(self, *args, **kw):
from zope.security.checker import InterfaceChecker
return InterfaceChecker(*args, **kw)
def test_simple_iface_wo_kw(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import CheckerPublic
class IFoo(Interface):
bar = Attribute('Bar')
checker = self._callFUT(IFoo)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_simple_iface_w_explicit_permission(self):
from zope.interface import Attribute
from zope.interface import Interface
class IFoo(Interface):
bar = Attribute('Bar')
other_perm = object()
checker = self._callFUT(IFoo, other_perm)
self.assertTrue(checker.permission_id('bar') is other_perm)
def test_simple_iface_w_kw(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import CheckerPublic
class IFoo(Interface):
bar = Attribute('Bar')
other_perm = object()
checker = self._callFUT(IFoo, baz=other_perm)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('baz') is other_perm)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_derived_iface(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import CheckerPublic
class IFoo(Interface):
bar = Attribute('Bar')
class IBar(IFoo):
baz = Attribute('Baz')
checker = self._callFUT(IBar)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('baz') is CheckerPublic)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_clash(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import DuplicationError
class IFoo(Interface):
bar = Attribute('Bar')
bam = Attribute('Bam')
other_perm = object()
self.assertRaises(DuplicationError,
self._callFUT, IFoo, bar=other_perm)
class Test_MultiChecker(unittest.TestCase):
def _callFUT(self, specs):
from zope.security.checker import MultiChecker
return MultiChecker(specs)
def test_empty(self):
from zope.interface.verify import verifyObject
from zope.security.interfaces import IChecker
checker = self._callFUT([])
verifyObject(IChecker, checker)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_spec_as_names(self):
from zope.security.checker import CheckerPublic
checker = self._callFUT([(('foo', 'bar', 'baz'), CheckerPublic)])
self.assertTrue(checker.permission_id('foo') is CheckerPublic)
self.assertTrue(checker.permission_id('bar') is CheckerPublic)
self.assertTrue(checker.permission_id('baz') is CheckerPublic)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_spec_as_iface(self):
from zope.interface import Attribute
from zope.interface import Interface
class IFoo(Interface):
bar = Attribute('Bar')
other_perm = object()
checker = self._callFUT([(IFoo, other_perm)])
self.assertTrue(checker.permission_id('bar') is other_perm)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_spec_as_names_and_iface(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import CheckerPublic
class IFoo(Interface):
bar = Attribute('Bar')
other_perm = object()
checker = self._callFUT([(IFoo, other_perm),
(('foo', 'baz'), CheckerPublic)])
self.assertTrue(checker.permission_id('foo') is CheckerPublic)
self.assertTrue(checker.permission_id('bar') is other_perm)
self.assertTrue(checker.permission_id('baz') is CheckerPublic)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_spec_as_names_and_iface_clash(self):
from zope.interface import Attribute
from zope.interface import Interface
from zope.security.checker import CheckerPublic
from zope.security.checker import DuplicationError
class IFoo(Interface):
bar = Attribute('Bar')
other_perm = object()
self.assertRaises(DuplicationError,
self._callFUT, [(IFoo, other_perm),
(('foo', 'bar'), CheckerPublic)])
def test_w_spec_as_mapping(self):
from zope.security.checker import CheckerPublic
other_perm = object()
spec = {'foo': CheckerPublic,
'bar': other_perm,
}
checker = self._callFUT([spec])
self.assertTrue(checker.permission_id('foo') is CheckerPublic)
self.assertTrue(checker.permission_id('bar') is other_perm)
self.assertTrue(checker.permission_id('nonesuch') is None)
def test_w_spec_as_names_and_mapping_clash(self):
from zope.security.checker import CheckerPublic
from zope.security.checker import DuplicationError
other_perm = object()
spec = {'foo': other_perm,
}
self.assertRaises(DuplicationError,
self._callFUT,
[(('foo', 'bar'), CheckerPublic), spec])
class _SelectCheckerBase(object):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def test_w_basic_types_NoProxy(self):
import datetime
from zope.i18nmessageid import Message
from zope.security._compat import _u
msg = Message('msg')
for obj in [object(),
42,
3.14,
None,
_u('text'),
b'binary',
msg,
True,
datetime.timedelta(1),
datetime.datetime.now(),
datetime.date.today(),
datetime.datetime.now().time(),
datetime.tzinfo(),
]:
self.assertTrue(self._callFUT(obj) is None)
def test_w_checker_inst(self):
from zope.security.checker import Checker
from zope.security.checker import _checkers
class Foo(object):
pass
checker = _checkers[Foo] = Checker({})
self.assertTrue(self._callFUT(Foo()) is checker)
def test_w_factory_returning_checker(self):
from zope.security.checker import Checker
from zope.security.checker import _checkers
class Foo(object):
pass
checker = Checker({})
def _factory(obj):
return checker
_checkers[Foo] = _factory
self.assertTrue(self._callFUT(Foo()) is checker)
def test_w_factory_returning_NoProxy(self):
from zope.security.checker import NoProxy
from zope.security.checker import _checkers
class Foo(object):
pass
def _factory(obj):
return NoProxy
_checkers[Foo] = _factory
self.assertTrue(self._callFUT(Foo()) is None)
def test_w_factory_returning_None(self):
from zope.security.checker import _checkers
class Foo(object):
pass
def _factory(obj):
pass
_checkers[Foo] = _factory
self.assertTrue(self._callFUT(Foo()) is None)
def test_w_factory_factory(self):
from zope.security.checker import Checker
from zope.security.checker import _checkers
class Foo(object):
pass
checker = Checker({})
def _factory(obj):
return checker
def _factory_factory(obj):
return _factory
_checkers[Foo] = _factory_factory
self.assertTrue(self._callFUT(Foo()) is checker)
class Test_selectCheckerPy(unittest.TestCase, _SelectCheckerBase):
def _callFUT(self, obj):
from zope.security.checker import selectCheckerPy
return selectCheckerPy(obj)
class Test_selectChecker(unittest.TestCase, _SelectCheckerBase):
def _callFUT(self, obj):
from zope.security.checker import selectChecker
return selectChecker(obj)
class Test_getCheckerForInstancesOf(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def _callFUT(self, obj):
from zope.security.checker import getCheckerForInstancesOf
return getCheckerForInstancesOf(obj)
def test_miss(self):
class Unknown(object):
pass
self.assertTrue(self._callFUT(Unknown) is None)
def test_hit(self):
from zope.security.checker import _checkers
class Foo(object):
pass
checker = _checkers[Foo] = object()
self.assertTrue(self._callFUT(Foo) is checker)
class Test_defineChecker(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def _callFUT(self, type_, checker):
from zope.security.checker import defineChecker
return defineChecker(type_, checker)
def test_w_wrong_type(self):
from zope.security._compat import _u
checker = object()
for obj in [object(),
42,
3.14,
None,
_u('text'),
b'binary',
True,
]:
self.assertRaises(TypeError, self._callFUT, obj, checker)
def test_w_duplicate(self):
from zope.exceptions import DuplicationError
from zope.security.checker import _checkers
class Foo(object):
pass
checker1, checker2 = object(), object()
_checkers[Foo] = checker1
self.assertRaises(DuplicationError, self._callFUT, Foo, checker2)
def test_w_newstyle_class(self):
from zope.security.checker import _checkers
checker = object()
class Foo(object):
pass
self._callFUT(Foo, checker)
self.assertTrue(_checkers[Foo] is checker)
def test_w_module(self):
import zope.interface
from zope.security.checker import _checkers
checker = object()
self._callFUT(zope.interface, checker)
self.assertTrue(_checkers[zope.interface] is checker)
@_skip_if_not_Py2
def test_w_oldstyle_class(self):
from zope.security.checker import _checkers
checker = object()
class Foo:
pass
self._callFUT(Foo, checker)
self.assertTrue(_checkers[Foo] is checker)
class Test_undefineChecker(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def _callFUT(self, type_):
from zope.security.checker import undefineChecker
return undefineChecker(type_)
def test_miss(self):
class Foo(object):
pass
self.assertRaises(KeyError, self._callFUT, Foo)
def test_hit(self):
from zope.security.checker import _checkers
class Foo(object):
pass
checker = _checkers[Foo] = object()
self._callFUT(Foo)
self.assertFalse(Foo in _checkers)
class CombinedCheckerTests(unittest.TestCase):
def _getTargetClass(self):
from zope.security.checker import CombinedChecker
return CombinedChecker
def _makeOne(self, checker1=None, checker2=None):
if checker1 is None:
checker1 = self._makeOther()
if checker2 is None:
checker1 = self._makeOther()
return self._getTargetClass()(checker1, checker2)
def _makeOther(self, get_permissions=None, set_permissions=None):
from zope.security.checker import Checker
if get_permissions is None:
get_permissions = {}
if set_permissions is None:
set_permissions = {}
return Checker(get_permissions, set_permissions)
def test_class_conforms_to_IChecker(self):
from zope.interface.verify import verifyClass
from zope.security.interfaces import IChecker
verifyClass(IChecker, self._getTargetClass())
def test_instance_conforms_to_IChecker(self):
from zope.interface.verify import verifyObject
from zope.security.interfaces import IChecker
verifyObject(IChecker, self._makeOne())
def test_check_lhs_ok_rhs_not_called(self):
from zope.security.checker import CheckerPublic
from zope.security.checker import Checker
class _NeverCalled(Checker):
def check(self, *args, **kw):
raise AssertionError
obj = object()
lhs = self._makeOther({'name': CheckerPublic})
rhs = _NeverCalled({})
combined = self._makeOne(lhs, rhs)
combined.check(object(), 'name') # no raise
def test_check_lhs_unauth_rhs_ok(self):
from zope.security.checker import CheckerPublic
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther({'name': 'view'}) # unauth
rhs = self._makeOther({'name': CheckerPublic})
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
combined.check(object(), 'name') #no raise
finally:
del thread_local.interaction
def test_check_lhs_unauth_rhs_forbidden(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther({'name': 'view'}) # unauth
rhs = self._makeOther() # forbidden
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check, object(), 'name')
finally:
del thread_local.interaction
def test_check_lhs_unauth_rhs_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther({'name': 'view'}) # unauth
rhs = self._makeOther({'name': 'inspect'})
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check, object(), 'name')
finally:
del thread_local.interaction
def test_check_lhs_forbidden_rhs_ok(self):
from zope.security.checker import CheckerPublic
obj = object()
lhs = self._makeOther() # forbidden
rhs = self._makeOther({'name': CheckerPublic})
combined = self._makeOne(lhs, rhs)
combined.check(object(), 'name') # no raise
def test_check_lhs_forbidden_rhs_forbidden(self):
from zope.security.interfaces import Forbidden
obj = object()
lhs = self._makeOther() # forbidden
rhs = self._makeOther() # forbidden
combined = self._makeOne(lhs, rhs)
self.assertRaises(Forbidden,
combined.check, object(), 'name')
def test_check_lhs_forbidden_rhs_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther() # Forbidden
rhs = self._makeOther({'name': 'inspect'})
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check, object(), 'name')
finally:
del thread_local.interaction
def test_check_setattr_lhs_ok_rhs_not_called(self):
from zope.security.checker import CheckerPublic
from zope.security.checker import Checker
class _NeverCalled(Checker):
def check_setattr(self, *args, **kw):
raise AssertionError
obj = object()
lhs = self._makeOther(set_permissions={'name': CheckerPublic})
rhs = _NeverCalled({})
combined = self._makeOne(lhs, rhs)
combined.check_setattr(object(), 'name') # no raise
def test_check_setattr_lhs_unauth_rhs_ok(self):
from zope.security.checker import CheckerPublic
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther(set_permissions={'name': 'update'}) # unauth
rhs = self._makeOther(set_permissions={'name': CheckerPublic})
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
combined.check_setattr(object(), 'name') # no raise
finally:
del thread_local.interaction
def test_check_setattr_lhs_unauth_rhs_forbidden(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther(set_permissions={'name': 'view'}) # unauth
rhs = self._makeOther() # forbidden
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check_setattr, object(), 'name')
finally:
del thread_local.interaction
def test_check_setattr_lhs_unauth_rhs_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther(set_permissions={'name': 'view'}) # unauth
rhs = self._makeOther(set_permissions={'name': 'inspect'}) # unauth
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check_setattr, object(), 'name')
finally:
del thread_local.interaction
def test_check_setattr_lhs_forbidden_rhs_ok(self):
from zope.security.checker import CheckerPublic
obj = object()
lhs = self._makeOther() # forbidden
rhs = self._makeOther(set_permissions={'name': CheckerPublic})
combined = self._makeOne(lhs, rhs)
combined.check_setattr(object(), 'name') # no raise
def test_check_setattr_lhs_forbidden_rhs_forbidden(self):
from zope.security.interfaces import Forbidden
obj = object()
lhs = self._makeOther() # forbidden
rhs = self._makeOther() # forbidden
combined = self._makeOne(lhs, rhs)
self.assertRaises(Forbidden,
combined.check_setattr, object(), 'name')
def test_check_setattr_lhs_forbidden_rhs_unauth(self):
from zope.security.interfaces import Unauthorized
from zope.security._definitions import thread_local
class _Interaction(object):
def checkPermission(self, obj, perm):
return False
obj = object()
lhs = self._makeOther() # forbidden
rhs = self._makeOther(set_permissions={'name': 'inspect'}) # unauth
combined = self._makeOne(lhs, rhs)
thread_local.interaction = _Interaction()
try:
self.assertRaises(Unauthorized,
combined.check_setattr, object(), 'name')
finally:
del thread_local.interaction
class CheckerLoggingMixinTests(unittest.TestCase):
def _getTargetClass(self):
from zope.security.checker import CheckerLoggingMixin
return CheckerLoggingMixin
def _makeOne(self, raising=None):
class _Checker(object):
def __init__(self, raising, stream):
self._file = stream
self._raising = raising
def check(self, object, name):
if self._raising:
raise self._raising
check_getattr = check_setattr = check
class _Derived(self._getTargetClass(), _Checker):
pass
return _Derived(raising, self._makeStream())
def _makeStream(self):
class _Stream(list):
def write(self, msg):
self.append(msg)
return _Stream()
def _makeObject(self):
class _Object(object):
def __repr__(self):
return 'TESTING'
return _Object()
def test_check_ok_normal_verbosity(self):
checker = self._makeOne()
checker.check(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 0)
def test_check_ok_raised_verbosity_available_by_default(self):
checker = self._makeOne()
checker.verbosity = 2
checker.check(self._makeObject(), '__name__')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] + Always available: __name__ on TESTING\n')
def test_check_ok_raised_verbosity_normal_name(self):
checker = self._makeOne()
checker.verbosity = 2
checker.check(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] + Granted: name on TESTING\n')
def test_check_unauthorized(self):
from zope.security.interfaces import Unauthorized
checker = self._makeOne(Unauthorized)
self.assertRaises(Unauthorized,
checker.check, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Unauthorized: name on TESTING\n')
def test_check_unauthorized_raised_verbosity(self):
from zope.security.interfaces import Unauthorized
checker = self._makeOne(Unauthorized)
checker.verbosity = 2
self.assertRaises(Unauthorized,
checker.check, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Unauthorized: name on TESTING\n')
def test_check_forbidden_attribute(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne(ForbiddenAttribute)
self.assertRaises(ForbiddenAttribute,
checker.check, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Forbidden: name on TESTING\n')
def test_check_getattr_ok_normal_verbosity(self):
checker = self._makeOne()
checker.check(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 0)
def test_check_getattr_ok_raised_verbosity_available_by_default(self):
checker = self._makeOne()
checker.verbosity = 2
checker.check_getattr(self._makeObject(), '__name__')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] + Always available getattr: '
'__name__ on TESTING\n')
def test_check_getattr_ok_raised_verbosity_normal_name(self):
checker = self._makeOne()
checker.verbosity = 2
checker.check_getattr(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] + Granted getattr: name on TESTING\n')
def test_check_getattr_unauthorized(self):
from zope.security.interfaces import Unauthorized
checker = self._makeOne(Unauthorized)
self.assertRaises(Unauthorized,
checker.check_getattr, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Unauthorized getattr: name on TESTING\n')
def test_check_getattr_forbidden_attribute(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne(ForbiddenAttribute)
self.assertRaises(ForbiddenAttribute,
checker.check_getattr, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Forbidden getattr: name on TESTING\n')
def test_check_setattr_ok_normal_verbosity(self):
checker = self._makeOne()
checker.check_setattr(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 0)
def test_check_setattr_ok_raised_verbosity_normal_name(self):
checker = self._makeOne()
checker.verbosity = 2
checker.check_setattr(self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] + Granted setattr: name on TESTING\n')
def test_check_setattr_unauthorized(self):
from zope.security.interfaces import Unauthorized
checker = self._makeOne(Unauthorized)
self.assertRaises(Unauthorized,
checker.check_setattr, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Unauthorized setattr: name on TESTING\n')
def test_check_setattr_forbidden_attribute(self):
from zope.security.interfaces import ForbiddenAttribute
checker = self._makeOne(ForbiddenAttribute)
self.assertRaises(ForbiddenAttribute,
checker.check_setattr, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Forbidden setattr: name on TESTING\n')
def test_check_setitem_unauthorized(self):
# __setitem__ is an alias for check_getattr, used for speed reasons
# (AFAIU calling tp_setitem from C is much faster than calling a
# method by name).
from zope.security.interfaces import Unauthorized
checker = self._makeOne(Unauthorized)
self.assertRaises(Unauthorized,
checker.__setitem__, self._makeObject(), 'name')
self.assertEqual(len(checker._file), 1)
self.assertEqual(checker._file[0],
'[CHK] - Unauthorized getattr: name on TESTING\n')
class Test__instanceChecker(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def _callFUT(self, type_):
from zope.security.checker import _instanceChecker
return _instanceChecker(type_)
def test_miss(self):
from zope.security.checker import _defaultChecker
class Foo(object):
pass
self.assertTrue(self._callFUT(Foo()) is _defaultChecker)
def test_hit(self):
from zope.security.checker import _checkers
class Foo(object):
pass
checker = _checkers[Foo] = object()
self.assertTrue(self._callFUT(Foo()) is checker)
class Test_moduleChecker(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def _callFUT(self, type_):
from zope.security.checker import moduleChecker
return moduleChecker(type_)
def test_miss(self):
from zope.interface import verify
self.assertTrue(self._callFUT(verify) is None)
def test_hit(self):
from zope.interface import verify
from zope.security.checker import _checkers
checker = _checkers[verify] = object()
self.assertTrue(self._callFUT(verify) is checker)
class BasicTypesTests(unittest.TestCase):
def setUp(self):
from zope.security.checker import _clear
_clear()
def tearDown(self):
from zope.security.checker import _clear
_clear()
def test___setitem__(self):
from zope.security.checker import BasicTypes
from zope.security.checker import _checkers
class Foo(object):
pass
checker = object()
BasicTypes[Foo] = checker
self.assertTrue(BasicTypes[Foo] is checker)
self.assertTrue(_checkers[Foo] is checker)
def test___delitem__(self):
from zope.security.checker import BasicTypes
from zope.security.checker import _checkers
class Foo(object):
pass
checker = object()
BasicTypes[Foo] = checker
del BasicTypes[Foo]
self.assertFalse(Foo in BasicTypes)
self.assertFalse(Foo in _checkers)
def test_clear(self):
from zope.security.checker import BasicTypes
self.assertRaises(NotImplementedError, BasicTypes.clear)
def test_update(self):
from zope.security.checker import BasicTypes
from zope.security.checker import _checkers
class Foo(object):
pass
checker = object()
BasicTypes.update({Foo: checker})
self.assertTrue(BasicTypes[Foo] is checker)
self.assertTrue(_checkers[Foo] is checker)
# Pre-geddon tests start here
class Test(unittest.TestCase):
def setUp(self):
from zope.security.management import newInteraction
from zope.security.management import setSecurityPolicy
from zope.security.checker import _clear
_clear()
self.__oldpolicy = setSecurityPolicy(self._makeSecurityPolicy())
newInteraction()
def tearDown(self):
from zope.security.management import endInteraction
from zope.security.management import setSecurityPolicy
from zope.security.checker import _clear
endInteraction()
setSecurityPolicy(self.__oldpolicy)
_clear()
def _makeSecurityPolicy(self):
from zope.interface import implementer
from zope.security.interfaces import ISecurityPolicy
@implementer(ISecurityPolicy)
class SecurityPolicy(object):
def checkPermission(self, permission, object):
return permission == 'test_allowed'
return SecurityPolicy
@_skip_if_not_Py2
def test_defineChecker_oldstyle_class(self):
import types
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
class ClassicClass:
__metaclass__ = types.ClassType
defineChecker(ClassicClass, NamesChecker())
def test_defineChecker_newstyle_class(self):
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
class NewStyleClass:
__metaclass__ = type
defineChecker(NewStyleClass, NamesChecker())
def test_defineChecker_module(self):
import zope.security
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
defineChecker(zope.security, NamesChecker())
def test_defineChecker_error(self):
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
not_a_type = object()
self.assertRaises(TypeError,
defineChecker, not_a_type, NamesChecker())
def _makeClasses(self):
import types
class OldInst:
__metaclass__ = types.ClassType
a = 1
def b(self):
pass
c = 2
def gete(self):
return 3
e = property(gete)
def __getitem__(self, x):
return 5, x
def __setitem__(self, x, v):
pass
class NewInst(object, OldInst):
# This is not needed, but left in to show the change of metaclass
# __metaclass__ = type
def gete(self):
return 3
def sete(self, v):
pass
e = property(gete, sete)
return OldInst, NewInst
# check_getattr cases:
#
# - no attribute there
# - method
# - allow and disallow by permission
@_skip_if_not_Py2
def test_check_getattr(self):
from zope.security.interfaces import Forbidden
from zope.security.interfaces import Unauthorized
from zope.security.checker import NamesChecker
from zope.security.checker import CheckerPublic
OldInst, NewInst = self._makeClasses()
oldinst = OldInst()
oldinst.d = OldInst()
newinst = NewInst()
newinst.d = NewInst()
for inst in oldinst, newinst:
checker = NamesChecker(['a', 'b', 'c', '__getitem__'], 'perm')
self.assertRaises(Unauthorized, checker.check_getattr, inst, 'a')
self.assertRaises(Unauthorized, checker.check_getattr, inst, 'b')
self.assertRaises(Unauthorized, checker.check_getattr, inst, 'c')
self.assertRaises(Unauthorized, checker.check, inst, '__getitem__')
self.assertRaises(Forbidden, checker.check, inst, '__setitem__')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'f')
checker = NamesChecker(['a', 'b', 'c', '__getitem__'],
'test_allowed')
checker.check_getattr(inst, 'a')
checker.check_getattr(inst, 'b')
checker.check_getattr(inst, 'c')
checker.check(inst, '__getitem__')
self.assertRaises(Forbidden, checker.check, inst, '__setitem__')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'f')
checker = NamesChecker(['a', 'b', 'c', '__getitem__'],
CheckerPublic)
checker.check_getattr(inst, 'a')
checker.check_getattr(inst, 'b')
checker.check_getattr(inst, 'c')
checker.check(inst, '__getitem__')
self.assertRaises(Forbidden, checker.check, inst, '__setitem__')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_getattr, inst, 'f')
@_skip_if_not_Py2
def test_check_setattr(self):
from zope.security.interfaces import Forbidden
from zope.security.interfaces import Unauthorized
from zope.security.checker import Checker
from zope.security.checker import CheckerPublic
OldInst, NewInst = self._makeClasses()
oldinst = OldInst()
oldinst.d = OldInst()
newinst = NewInst()
newinst.d = NewInst()
for inst in oldinst, newinst:
checker = Checker({}, {'a': 'perm', 'z': 'perm'})
self.assertRaises(Unauthorized, checker.check_setattr, inst, 'a')
self.assertRaises(Unauthorized, checker.check_setattr, inst, 'z')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'c')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'f')
checker = Checker({}, {'a': 'test_allowed', 'z': 'test_allowed'})
checker.check_setattr(inst, 'a')
checker.check_setattr(inst, 'z')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'f')
checker = Checker({}, {'a': CheckerPublic, 'z': CheckerPublic})
checker.check_setattr(inst, 'a')
checker.check_setattr(inst, 'z')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'd')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'e')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'f')
@_skip_if_not_Py2
def test_proxy(self):
from zope.security.proxy import getChecker
from zope.security.proxy import removeSecurityProxy
from zope.security.checker import BasicTypes_examples
from zope.security.checker import CheckerPublic
from zope.security.checker import NamesChecker
OldInst, NewInst = self._makeClasses()
checker = NamesChecker(())
rocks = tuple(BasicTypes_examples.values())
for rock in rocks:
proxy = checker.proxy(rock)
self.assertTrue(proxy is rock, (rock, type(proxy)))
for class_ in OldInst, NewInst:
inst = class_()
for ob in inst, class_:
proxy = checker.proxy(ob)
self.assertTrue(removeSecurityProxy(proxy) is ob)
checker = getChecker(proxy)
if ob is inst:
self.assertEqual(checker.permission_id('__str__'),
None)
else:
self.assertEqual(checker.permission_id('__str__'),
CheckerPublic)
#No longer doing anything special for transparent proxies.
#A proxy needs to provide its own security checker.
#
#special = NamesChecker(['a', 'b'], 'test_allowed')
#defineChecker(class_, special)
#
#class TransparentProxy(object):
# def __init__(self, ob):
# self._ob = ob
#
# def __getattribute__(self, name):
# ob = object.__getattribute__(self, '_ob')
# return getattr(ob, name)
#for ob in inst, TransparentProxy(inst):
# proxy = checker.proxy(ob)
# self.assertTrue(removeSecurityProxy(proxy) is ob)
#
# checker = getChecker(proxy)
# self.assertTrue(checker is special,
# checker.get_permissions)
#
# proxy2 = checker.proxy(proxy)
# self.assertTrue(proxy2 is proxy, [proxy, proxy2])
def test_iteration(self):
from zope.security.checker import ProxyFactory
from zope.security.checker import selectChecker
for i in ((1,), [1]):
_iter = iter(i)
proxy = ProxyFactory(_iter, selectChecker(_iter))
self.assertEqual(next(proxy), 1)
def testLayeredProxies(self):
#Test that a Proxy will not be re-proxied.
from zope.security.proxy import Proxy, getObject
from zope.security.checker import Checker
from zope.security.checker import NamesChecker
class Base:
__Security_checker__ = NamesChecker(['__Security_checker__'])
base = Base()
checker = Checker({})
# base is not proxied, so we expect a proxy
proxy1 = checker.proxy(base)
self.assertTrue(type(proxy1) is Proxy)
self.assertTrue(getObject(proxy1) is base)
# proxy is a proxy, so we don't expect to get another
proxy2 = checker.proxy(proxy1)
self.assertTrue(proxy2 is proxy1)
self.assertTrue(getObject(proxy2) is base)
def testMultiChecker(self):
from zope.interface import Interface
class I1(Interface):
def f1(): ''
def f2(): ''
class I2(I1):
def f3(): ''
def f4(): ''
class I3(Interface):
def g(): ''
from zope.exceptions import DuplicationError
from zope.security.checker import MultiChecker
self.assertRaises(DuplicationError,
MultiChecker,
[(I1, 'p1'), (I2, 'p2')])
self.assertRaises(DuplicationError,
MultiChecker,
[(I1, 'p1'), {'f2': 'p2'}])
MultiChecker([(I1, 'p1'), (I2, 'p1')])
checker = MultiChecker([
(I2, 'p1'),
{'a': 'p3'},
(I3, 'p2'),
(('x','y','z'), 'p4'),
])
self.assertEqual(checker.permission_id('f1'), 'p1')
self.assertEqual(checker.permission_id('f2'), 'p1')
self.assertEqual(checker.permission_id('f3'), 'p1')
self.assertEqual(checker.permission_id('f4'), 'p1')
self.assertEqual(checker.permission_id('g'), 'p2')
self.assertEqual(checker.permission_id('a'), 'p3')
self.assertEqual(checker.permission_id('x'), 'p4')
self.assertEqual(checker.permission_id('y'), 'p4')
self.assertEqual(checker.permission_id('z'), 'p4')
self.assertEqual(checker.permission_id('zzz'), None)
def testAlwaysAvailable(self):
from zope.security.checker import NamesChecker
checker = NamesChecker(())
class C(object): pass
self.assertEqual(checker.check(C, '__hash__'), None)
self.assertEqual(checker.check(C, '__nonzero__'), None)
self.assertEqual(checker.check(C, '__class__'), None)
self.assertEqual(checker.check(C, '__implements__'), None)
self.assertEqual(checker.check(C, '__lt__'), None)
self.assertEqual(checker.check(C, '__le__'), None)
self.assertEqual(checker.check(C, '__gt__'), None)
self.assertEqual(checker.check(C, '__ge__'), None)
self.assertEqual(checker.check(C, '__eq__'), None)
self.assertEqual(checker.check(C, '__ne__'), None)
self.assertEqual(checker.check(C, '__name__'), None)
self.assertEqual(checker.check(C, '__parent__'), None)
@_skip_if_not_Py2
def test_setattr(self):
from zope.security.interfaces import Forbidden
from zope.security.checker import NamesChecker
OldInst, NewInst = self._makeClasses()
checker = NamesChecker(['a', 'b', 'c', '__getitem__'],
'test_allowed')
for inst in NewInst(), OldInst():
self.assertRaises(Forbidden, checker.check_setattr, inst, 'a')
self.assertRaises(Forbidden, checker.check_setattr, inst, 'z')
# TODO: write a test to see that
# Checker.check/check_setattr handle permission
# values that evaluate to False
def test_ProxyFactory(self):
from zope.security.checker import _defaultChecker
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
from zope.security.checker import ProxyFactory
from zope.security.proxy import getChecker
from zope.security.proxy import Proxy
class SomeClass(object):
pass
checker = NamesChecker()
specific_checker = NamesChecker()
checker_as_magic_attr = NamesChecker()
obj = SomeClass()
proxy = ProxyFactory(obj)
self.assertTrue(type(proxy) is Proxy)
self.assertTrue(getChecker(proxy) is _defaultChecker)
defineChecker(SomeClass, checker)
proxy = ProxyFactory(obj)
self.assertTrue(type(proxy) is Proxy)
self.assertTrue(getChecker(proxy) is checker)
obj.__Security_checker__ = checker_as_magic_attr
proxy = ProxyFactory(obj)
self.assertTrue(type(proxy) is Proxy)
self.assertTrue(getChecker(proxy) is checker_as_magic_attr)
proxy = ProxyFactory(obj, specific_checker)
self.assertTrue(type(proxy) is Proxy)
self.assertTrue(getChecker(proxy) is specific_checker)
def test_define_and_undefineChecker(self):
from zope.security.checker import defineChecker
from zope.security.checker import NamesChecker
from zope.security.checker import undefineChecker
class SomeClass(object):
pass
obj = SomeClass()
checker = NamesChecker()
from zope.security.checker import _defaultChecker, selectChecker
self.assertTrue(selectChecker(obj) is _defaultChecker)
defineChecker(SomeClass, checker)
self.assertTrue(selectChecker(obj) is checker)
undefineChecker(SomeClass)
self.assertTrue(selectChecker(obj) is _defaultChecker)
def test_ProxyFactory_using_proxy(self):
from zope.security.checker import ProxyFactory
from zope.security.checker import NamesChecker
class SomeClass(object):
pass
obj = SomeClass()
checker = NamesChecker()
proxy1 = ProxyFactory(obj)
proxy2 = ProxyFactory(proxy1)
self.assertTrue(proxy1 is proxy2)
# Trying to change the checker on a proxy.
self.assertRaises(TypeError, ProxyFactory, proxy1, checker)
# Setting exactly the same checker as the proxy already has.
proxy1 = ProxyFactory(obj, checker)
proxy2 = ProxyFactory(proxy1, checker)
self.assertTrue(proxy1 is proxy2)
def test_canWrite_canAccess(self):
# the canWrite and canAccess functions are conveniences. Often code
# wants to check if a certain option is open to a user before
# presenting it. If the code relies on a certain permission, the
# Zope 3 goal of keeping knowledge of security assertions out of the
# code and only in the zcml assertions is broken. Instead, ask if the
# current user canAccess or canWrite some pertinent aspect of the
# object. canAccess is used for both read access on an attribute
# and call access to methods.
# For example, consider this humble pair of class and object.
from zope.security.interfaces import Forbidden
from zope.security.checker import Checker
from zope.security.checker import canAccess
from zope.security.checker import canWrite
from zope.security.checker import defineChecker
class SomeClass(object):
pass
obj = SomeClass()
# We will establish a checker for the class. This is the standard
# name-based checker, and works by specifying two dicts, one for read
# and one for write. Each item in the dictionary should be an
# attribute name and the permission required to read or write it.
# For these tests, the SecurityPolicy defined at the top of this file
# is in place. It is a stub. Normally, the security policy would
# have knowledge of interactions and participants, and would determine
# on the basis of the particpants and the object if a certain permission
# were authorized. This stub simply says that the 'test_allowed'
# permission is authorized and nothing else is, for any object you pass
# it.
# Therefore, according to the checker created here, the current
# 'interaction' (as stubbed out in the security policy) will be allowed
# to access and write foo, and access bar. The interaction is
# unauthorized for accessing baz and writing bar. Any other access or
# write is not merely unauthorized but forbidden--including write access
# for baz.
checker = Checker(
{'foo':'test_allowed', # these are the read settings
'bar':'test_allowed',
'baz':'you_will_not_have_this_permission'},
{'foo':'test_allowed', # these are the write settings
'bar':'you_will_not_have_this_permission',
'bing':'you_will_not_have_this_permission'})
defineChecker(SomeClass, checker)
# so, our hapless interaction may write and access foo...
self.assertTrue(canWrite(obj, 'foo'))
self.assertTrue(canAccess(obj, 'foo'))
# ...may access, but not write, bar...
self.assertTrue(not canWrite(obj, 'bar'))
self.assertTrue(canAccess(obj, 'bar'))
# ...and may access baz.
self.assertTrue(not canAccess(obj, 'baz'))
# there are no security assertions for writing or reading shazam, so
# checking these actually raises Forbidden. The rationale behind
# exposing the Forbidden exception is primarily that it is usually
# indicative of programming or configuration errors.
self.assertRaises(Forbidden, canAccess, obj, 'shazam')
self.assertRaises(Forbidden, canWrite, obj, 'shazam')
# However, we special-case canWrite when an attribute has a Read
# setting but no Write setting. Consider the 'baz' attribute from the
# checker above: it is readonly. All users are forbidden to write
# it. This is a very reasonable configuration. Therefore, canWrite
# will hide the Forbidden exception if and only if there is a
# setting for accessing the attribute.
self.assertTrue(not canWrite(obj, 'baz'))
# The reverse is not true at the moment: an unusal case like the
# write-only 'bing' attribute will return a boolean for canWrite,
# but canRead will simply raise a Forbidden exception, without checking
# write settings.
self.assertTrue(not canWrite(obj, 'bing'))
self.assertRaises(Forbidden, canAccess, obj, 'bing')
class TestCheckerPublic(unittest.TestCase):
def test_that_pickling_CheckerPublic_retains_identity(self):
from zope.security._compat import _pickle
from zope.security.checker import CheckerPublic
self.assertTrue(_pickle.loads(_pickle.dumps(CheckerPublic))
is
CheckerPublic)
def test_that_CheckerPublic_identity_works_even_when_proxied(self):
from zope.security.checker import ProxyFactory
from zope.security.checker import CheckerPublic
self.assertTrue(ProxyFactory(CheckerPublic) is CheckerPublic)
class TestMixinDecoratedChecker(unittest.TestCase):
def decoratedSetUp(self):
from zope.security.management import getInteraction
from zope.security.management import newInteraction
from zope.security.management import setSecurityPolicy
self.policy = self._makeSecurityPolicy()
self._oldpolicy = setSecurityPolicy(self.policy)
newInteraction()
self.interaction = getInteraction()
self.obj = object()
def decoratedTearDown(self):
from zope.security.management import endInteraction
from zope.security.management import setSecurityPolicy
endInteraction()
setSecurityPolicy(self._oldpolicy)
def _makeSecurityPolicy(self):
from zope.interface import implementer
from zope.security.interfaces import ISecurityPolicy
@implementer(ISecurityPolicy)
class RecordedSecurityPolicy(object):
def __init__(self):
self._checked = []
self.permissions = {}
def checkPermission(self, permission, object):
self._checked.append(permission)
return self.permissions.get(permission, True)
def checkChecked(self, checked):
res = self._checked == checked
self._checked = []
return res
return RecordedSecurityPolicy
def check_checking_impl(self, checker):
from zope.security.interfaces import ForbiddenAttribute
o = self.obj
checker.check_getattr(o, 'both_get_set')
self.assertTrue(self.interaction.checkChecked(['dc_get_permission']))
checker.check_getattr(o, 'c_only')
self.assertTrue(self.interaction.checkChecked(['get_permission']))
checker.check_getattr(o, 'd_only')
self.assertTrue(self.interaction.checkChecked(['dc_get_permission']))
self.assertRaises(ForbiddenAttribute,
checker.check_getattr, o,
'completely_different_attr')
self.assertTrue(self.interaction.checkChecked([]))
checker.check(o, '__str__')
self.assertTrue(self.interaction.checkChecked(['get_permission']))
checker.check_setattr(o, 'both_get_set')
self.assertTrue(self.interaction.checkChecked(['dc_set_permission']))
self.assertRaises(ForbiddenAttribute,
checker.check_setattr, o, 'c_only')
self.assertTrue(self.interaction.checkChecked([]))
self.assertRaises(ForbiddenAttribute,
checker.check_setattr, o, 'd_only')
self.assertTrue(self.interaction.checkChecked([]))
@property
def originalChecker(self):
from zope.security.checker import NamesChecker
return NamesChecker(['both_get_set', 'c_only', '__str__'],
'get_permission')
decorationSetMap = {'both_get_set': 'dc_set_permission'}
decorationGetMap = {'both_get_set': 'dc_get_permission',
'd_only': 'dc_get_permission'}
@property
def overridingChecker(self):
from zope.security.checker import Checker
return Checker(self.decorationGetMap, self.decorationSetMap)
class TestCombinedChecker(TestMixinDecoratedChecker, unittest.TestCase):
def setUp(self):
unittest.TestCase.setUp(self)
self.decoratedSetUp()
def tearDown(self):
self.decoratedTearDown()
unittest.TestCase.tearDown(self)
def test_checking(self):
from zope.security.interfaces import Unauthorized
from zope.security.checker import CombinedChecker
cc = CombinedChecker(self.overridingChecker, self.originalChecker)
self.check_checking_impl(cc)
# When a permission is not authorized by the security policy,
# the policy is queried twice per check_getattr -- once for each
# checker.
self.interaction.permissions['dc_get_permission'] = False
cc.check_getattr(self.obj, 'both_get_set')
self.assertTrue(
self.interaction.checkChecked(['dc_get_permission',
'get_permission'])
)
# This should raise Unauthorized instead of ForbiddenAttribute, since
# access can be granted if you e.g. login with different credentials.
self.assertRaises(Unauthorized, cc.check_getattr, self.obj, 'd_only')
self.assertRaises(Unauthorized, cc.check, self.obj, 'd_only')
def test_interface(self):
from zope.interface.verify import verifyObject
from zope.security.checker import CombinedChecker
from zope.security.interfaces import IChecker
dc = CombinedChecker(self.overridingChecker, self.originalChecker)
verifyObject(IChecker, dc)
class TestBasicTypes(unittest.TestCase):
def test(self):
from zope.security.checker import BasicTypes
from zope.security.checker import NoProxy
from zope.security.checker import _checkers
from zope.security.checker import _clear
class MyType(object): pass
class MyType2(object): pass
# When an item is added to the basic types, it should also be added to
# the list of checkers.
BasicTypes[MyType] = NoProxy
self.assertTrue(MyType in _checkers)
# If we clear the checkers, the type should still be there
_clear()
self.assertTrue(MyType in BasicTypes)
self.assertTrue(MyType in _checkers)
# Now delete the type from the dictionary, will also delete it from
# the checkers
del BasicTypes[MyType]
self.assertTrue(MyType not in BasicTypes)
self.assertTrue(MyType not in _checkers)
# The quick way of adding new types is using update
BasicTypes.update({MyType: NoProxy, MyType2: NoProxy})
self.assertTrue(MyType in BasicTypes)
self.assertTrue(MyType2 in BasicTypes)
self.assertTrue(MyType in _checkers)
self.assertTrue(MyType2 in _checkers)
# Let's remove the two new types
del BasicTypes[MyType]
del BasicTypes[MyType2]
# Of course, BasicTypes is a full dictionary. This dictionary is by
# default filled with several entries:
keys = BasicTypes.keys()
self.assertTrue(bool in keys)
self.assertTrue(int in keys)
self.assertTrue(float in keys)
self.assertTrue(str in keys)
try:
unicode
except NameError: #pragma NO COVER Py3k
pass
else: #pragma NO COVER Python2
self.assertTrue(unicode in keys)
self.assertTrue(object in keys)
# ...
# Finally, the ``clear()`` method has been deactivated to avoid
# unwanted deletions.
self.assertRaises(NotImplementedError, BasicTypes.clear)
def test_suite():
return unittest.TestSuite((
unittest.makeSuite(Test_ProxyFactory),
unittest.makeSuite(Test_canWrite),
unittest.makeSuite(Test_canAccess),
unittest.makeSuite(Test_canAccess),
unittest.makeSuite(CheckerPyTests),
unittest.makeSuite(CheckerTests),
unittest.makeSuite(TracebackSupplementTests),
unittest.makeSuite(GlobalTests),
unittest.makeSuite(Test_NamesChecker),
unittest.makeSuite(Test_InterfaceChecker),
unittest.makeSuite(Test_MultiChecker),
unittest.makeSuite(Test_selectCheckerPy),
unittest.makeSuite(Test_selectChecker),
unittest.makeSuite(Test_getCheckerForInstancesOf),
unittest.makeSuite(Test_defineChecker),
unittest.makeSuite(Test_undefineChecker),
unittest.makeSuite(CombinedCheckerTests),
unittest.makeSuite(CheckerLoggingMixinTests),
unittest.makeSuite(Test__instanceChecker),
unittest.makeSuite(Test_moduleChecker),
unittest.makeSuite(BasicTypesTests),
# pre-geddon fossils
unittest.makeSuite(Test),
unittest.makeSuite(TestCheckerPublic),
unittest.makeSuite(TestCombinedChecker),
unittest.makeSuite(TestBasicTypes),
))
|