diff options
| -rw-r--r-- | Lib/test/test_userlist.py | 454 |
1 files changed, 257 insertions, 197 deletions
diff --git a/Lib/test/test_userlist.py b/Lib/test/test_userlist.py index af647b5..12a4e59 100644 --- a/Lib/test/test_userlist.py +++ b/Lib/test/test_userlist.py @@ -1,201 +1,261 @@ # Check every path through every method of UserList from UserList import UserList -from test.test_support import TestFailed - -# Use check instead of assert so -O doesn't render the -# test useless. -# XXX: could use the verify function in test_support instead -def check(predicate, msg): - if not predicate: - raise TestFailed(msg + " failed") - -l0 = [] -l1 = [0] -l2 = [0, 1] - -# Test constructors - -u = UserList() -u0 = UserList(l0) -u1 = UserList(l1) -u2 = UserList(l2) - -uu = UserList(u) -uu0 = UserList(u0) -uu1 = UserList(u1) -uu2 = UserList(u2) - -v = UserList(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 = UserList(OtherList(u0)) -vv = UserList("this is also a sequence") - -# Test __repr__ - -check(str(u0) == str(l0), "str(u0) == str(l0)") -check(repr(u1) == repr(l1), "repr(u1) == repr(l1)") -check(`u2` == `l2`, "`u2` == `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: - check(mycmp(a, b) == mycmp(len(a), len(b)), - "mycmp(a, b) == mycmp(len(a), len(b))") - -# Test __getitem__ - -for i in range(len(u2)): - check(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): - check(u2[:i] == l2[:i], "u2[:i] == l2[:i]") - check(u2[i:] == l2[i:], "u2[i:] == l2[i:]") - for j in range(-3, 4): - check(u2[i:j] == l2[i:j], "u2[i:j] == l2[i:j]") - -# Test __setslice__ - -for i in range(-3, 4): - u2[:i] = l2[:i] - check(u2 == l2, "u2 == l2") - u2[i:] = l2[i:] - check(u2 == l2, "u2 == l2") - for j in range(-3, 4): - u2[i:j] = l2[i:j] - check(u2 == l2, "u2 == l2") - -uu2 = u2[:] -uu2[:0] = [-2, -1] -check(uu2 == [-2, -1, 0, 1], "uu2 == [-2, -1, 0, 1]") -uu2[0:] = [] -check(uu2 == [], "uu2 == []") - -# Test __contains__ -for i in u2: - check(i in u2, "i in u2") -for i in min(u2)-1, max(u2)+1: - check(i not in u2, "i not in u2") - -# Test __delslice__ - -uu2 = u2[:] -del uu2[1:2] -del uu2[0:1] -check(uu2 == [], "uu2 == []") - -uu2 = u2[:] -del uu2[1:] -del uu2[:1] -check(uu2 == [], "uu2 == []") - -# Test __add__, __radd__, __mul__ and __rmul__ - -check(u1 + [] == [] + u1 == u1, "u1 + [] == [] + u1 == u1") -check(u1 + [1] == u2, "u1 + [1] == u2") -check([-1] + u1 == [-1, 0], "[-1] + u1 == [-1, 0]") -check(u2 == u2*1 == 1*u2, "u2 == u2*1 == 1*u2") -check(u2+u2 == u2*2 == 2*u2, "u2+u2 == u2*2 == 2*u2") -check(u2+u2+u2 == u2*3 == 3*u2, "u2+u2+u2 == u2*3 == 3*u2") - -# Test append - -u = u1[:] -u.append(1) -check(u == u2, "u == u2") - -# Test insert - -u = u2[:] -u.insert(0, -1) -check(u == [-1, 0, 1], "u == [-1, 0, 1]") - -# Test pop - -u = [-1] + u2 -u.pop() -check(u == [-1, 0], "u == [-1, 0]") -u.pop(0) -check(u == [0], "u == [0]") - -# Test remove - -u = u2[:] -u.remove(1) -check(u == u1, "u == u1") - -# Test count -u = u2*3 -check(u.count(0) == 3, "u.count(0) == 3") -check(u.count(1) == 3, "u.count(1) == 3") -check(u.count(2) == 0, "u.count(2) == 0") - - -# Test index - -check(u2.index(0) == 0, "u2.index(0) == 0") -check(u2.index(1) == 1, "u2.index(1) == 1") -try: - u2.index(2) -except ValueError: - pass -else: - raise TestFailed("expected ValueError") - -# Test reverse +import unittest, test.test_support + +class UserListTest(unittest.TestCase): + + def test_constructors(self): + l0 = [] + l1 = [0] + l2 = [0, 1] + + u = UserList() + u0 = UserList(l0) + u1 = UserList(l1) + u2 = UserList(l2) + + uu = UserList(u) + uu0 = UserList(u0) + uu1 = UserList(u1) + uu2 = UserList(u2) + + v = UserList(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 = UserList(OtherList(u0)) + vv = UserList("this is also a sequence") + + def test_repr(self): + l0 = [] + l2 = [0, 1, 2] + u0 = UserList(l0) + u2 = UserList(l2) + + self.assertEqual(str(u0), str(l0)) + self.assertEqual(repr(u0), repr(l0)) + self.assertEqual(`u2`, `l2`) + + def test_cmplen(self): + l0 = [] + l1 = [0] + l2 = [0, 1] + + # Test constructors + + u = UserList() + u0 = UserList(l0) + u1 = UserList(l1) + u2 = UserList(l2) + + uu = UserList(u) + uu0 = UserList(u0) + uu1 = UserList(u1) + uu2 = UserList(u2) + + def mycmp(x, y): + r = cmp(x, y) + 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: + self.assertEqual(mycmp(a, b), mycmp(len(a), len(b))) + + self.assert_(u0 <= u2) + self.assert_(u2 >= u0) + + def test_getitem(self): + u = UserList([0, 1, 2]) + for i in xrange(len(u)): + self.assertEqual(u[i], i) + + def test_setitem(self): + u = UserList([0, 1]) + u[0] = 0 + u[1] = 100 + self.assertEqual(u, [0, 100]) + self.assertRaises(IndexError, u.__setitem__, 2, 200) + + def test_delitem(self): + u = UserList([0, 1]) + del u[1] + del u[0] + self.assertRaises(IndexError, u.__delitem__, 0) + + def test_getslice(self): + l = [0, 1] + u = UserList(l) + for i in xrange(-3, 4): + self.assertEqual(u[:i], l[:i]) + self.assertEqual(u[i:], l[i:]) + for j in xrange(-3, 4): + self.assertEqual(u[i:j], l[i:j]) + + def test_setslice(self): + l = [0, 1] + u = UserList(l) + + # Test __setslice__ + for i in range(-3, 4): + u[:i] = l[:i] + self.assertEqual(u, l) + u2 = u[:] + u2[:i] = u[:i] + self.assertEqual(u2, u) + u[i:] = l[i:] + self.assertEqual(u, l) + u2 = u[:] + u2[i:] = u[i:] + self.assertEqual(u2, u) + for j in range(-3, 4): + u[i:j] = l[i:j] + self.assertEqual(u, l) + u2 = u[:] + u2[i:j] = u[i:j] + self.assertEqual(u2, u) + + uu2 = u2[:] + uu2[:0] = [-2, -1] + self.assertEqual(uu2, [-2, -1, 0, 1]) + uu2[0:] = [] + self.assertEqual(uu2, []) + + def test_contains(self): + u = UserList([0, 1, 2]) + for i in u: + self.assert_(i in u) + for i in min(u)-1, max(u)+1: + self.assert_(i not in u) + + def test_delslice(self): + u = UserList([0, 1]) + del u[1:2] + del u[0:1] + self.assertEqual(u, []) + + u = UserList([0, 1]) + del u[1:] + del u[:1] + self.assertEqual(u, []) + + def test_addmul(self): + u1 = UserList([0]) + u2 = UserList([0, 1]) + self.assertEqual(u1, u1 + []) + self.assertEqual(u1, [] + u1) + self.assertEqual(u1 + [1], u2) + self.assertEqual([-1] + u1, [-1, 0]) + self.assertEqual(u2, u2*1) + self.assertEqual(u2, 1*u2) + self.assertEqual(u2+u2, u2*2) + self.assertEqual(u2+u2, 2*u2) + self.assertEqual(u2+u2+u2, u2*3) + self.assertEqual(u2+u2+u2, 3*u2) + + def test_add_specials(self): + u = UserList("spam") + u2 = u + "eggs" + self.assertEqual(u2, list("spameggs")) + + def test_radd_specials(self): + u = UserList("eggs") + u2 = "spam" + u + self.assertEqual(u2, list("spameggs")) + u2 = u.__radd__(UserList("spam")) + self.assertEqual(u2, list("spameggs")) + + def test_append(self): + u = UserList((0, )) + u.append(1) + self.assertEqual(u, [0, 1]) + + def test_insert(self): + u = UserList((0, 1)) + u.insert(0, -1) + self.assertEqual(u, [-1, 0, 1]) + + def test_pop(self): + u = UserList((-1, 0, 1)) + u.pop() + self.assertEqual(u, [-1, 0]) + u.pop(0) + self.assertEqual(u, [0]) + + def test_remove(self): + u = UserList((0, 1)) + u.remove(1) + self.assertEqual(u, [0]) + + def test_count(self): + u = UserList((0, 1))*3 + self.assertEqual(u.count(0), 3) + self.assertEqual(u.count(1), 3) + self.assertEqual(u.count(2), 0) + + def test_index(self): + u = UserList((0, 1)) + self.assertEqual(u.index(0), 0) + self.assertEqual(u.index(1), 1) + self.assertRaises(ValueError, u.index, 2) + + def test_reverse(self): + u = UserList((0, 1)) + u2 = u[:] + u.reverse() + self.assertEqual(u, [1, 0]) + u.reverse() + self.assertEqual(u, u2) + + def test_sort(self): + u = UserList([1, 0]) + u.sort() + self.assertEqual(u, [0, 1]) + + def test_slice(self): + u = UserList("spam") + u[:2] = "h" + self.assertEqual(u, list("ham")) + + def test_iadd(self): + u = UserList((0, 1)) + u += [0, 1] + self.assertEqual(u, [0, 1, 0, 1]) + u += UserList([0, 1]) + self.assertEqual(u, [0, 1, 0, 1, 0, 1]) + + u = UserList("spam") + u += "eggs" + self.assertEqual(u, list("spameggs")) + + def test_extend(self): + u1 = UserList((0, )) + u2 = UserList((0, 1)) + u = u1[:] + u.extend(u2) + self.assertEqual(u, u1 + u2) + + u = UserList("spam") + u.extend("eggs") + self.assertEqual(u, list("spameggs")) + + def test_imul(self): + u = UserList((0, 1)) + u *= 3 + self.assertEqual(u, [0, 1, 0, 1, 0, 1]) + +def test_main(): + suite = unittest.TestSuite() + suite.addTest(unittest.makeSuite(UserListTest)) + test.test_support.run_suite(suite) + +if __name__ == "__main__": + test_main() -u = u2[:] -u.reverse() -check(u == [1, 0], "u == [1, 0]") -u.reverse() -check(u == u2, "u == u2") - -# Test sort - -u = UserList([1, 0]) -u.sort() -check(u == u2, "u == u2") - -# Test extend - -u = u1[:] -u.extend(u2) -check(u == u1 + u2, "u == u1 + u2") |