Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 1 | # Check every path through every method of UserList |
| 2 | |
| 3 | from UserList import UserList |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 4 | from test_support import TestFailed |
| 5 | |
Fredrik Lundh | f785042 | 2001-01-17 21:51:36 +0000 | [diff] [blame] | 6 | # Use check instead of assert so -O doesn't render the |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 7 | # test useless. |
Fredrik Lundh | f785042 | 2001-01-17 21:51:36 +0000 | [diff] [blame] | 8 | # XXX: could use the verify function in test_support instead |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 9 | def check(predicate, msg): |
| 10 | if not predicate: |
| 11 | raise TestFailed(msg + " failed") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 12 | |
| 13 | l0 = [] |
| 14 | l1 = [0] |
| 15 | l2 = [0, 1] |
| 16 | |
| 17 | # Test constructors |
| 18 | |
| 19 | u = UserList() |
| 20 | u0 = UserList(l0) |
| 21 | u1 = UserList(l1) |
| 22 | u2 = UserList(l2) |
| 23 | |
| 24 | uu = UserList(u) |
| 25 | uu0 = UserList(u0) |
| 26 | uu1 = UserList(u1) |
| 27 | uu2 = UserList(u2) |
| 28 | |
Jeremy Hylton | 6a973c7 | 2000-03-31 00:17:46 +0000 | [diff] [blame] | 29 | v = UserList(tuple(u)) |
| 30 | class OtherList: |
| 31 | def __init__(self, initlist): |
| 32 | self.__data = initlist |
| 33 | def __len__(self): |
| 34 | return len(self.__data) |
| 35 | def __getitem__(self, i): |
| 36 | return self.__data[i] |
| 37 | v0 = UserList(OtherList(u0)) |
| 38 | vv = UserList("this is also a sequence") |
| 39 | |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 40 | # Test __repr__ |
| 41 | |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 42 | check(str(u0) == str(l0), "str(u0) == str(l0)") |
| 43 | check(repr(u1) == repr(l1), "repr(u1) == repr(l1)") |
| 44 | check(`u2` == `l2`, "`u2` == `l2`") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 45 | |
| 46 | # Test __cmp__ and __len__ |
| 47 | |
| 48 | def mycmp(a, b): |
| 49 | r = cmp(a, b) |
| 50 | if r < 0: return -1 |
| 51 | if r > 0: return 1 |
| 52 | return r |
| 53 | |
| 54 | all = [l0, l1, l2, u, u0, u1, u2, uu, uu0, uu1, uu2] |
| 55 | for a in all: |
| 56 | for b in all: |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 57 | check(mycmp(a, b) == mycmp(len(a), len(b)), |
| 58 | "mycmp(a, b) == mycmp(len(a), len(b))") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 59 | |
| 60 | # Test __getitem__ |
| 61 | |
| 62 | for i in range(len(u2)): |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 63 | check(u2[i] == i, "u2[i] == i") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 64 | |
| 65 | # Test __setitem__ |
| 66 | |
| 67 | uu2[0] = 0 |
| 68 | uu2[1] = 100 |
| 69 | try: |
| 70 | uu2[2] = 200 |
| 71 | except IndexError: |
| 72 | pass |
| 73 | else: |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 74 | raise TestFailed("uu2[2] shouldn't be assignable") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 75 | |
| 76 | # Test __delitem__ |
| 77 | |
| 78 | del uu2[1] |
| 79 | del uu2[0] |
| 80 | try: |
| 81 | del uu2[0] |
| 82 | except IndexError: |
| 83 | pass |
| 84 | else: |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 85 | raise TestFailed("uu2[0] shouldn't be deletable") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 86 | |
| 87 | # Test __getslice__ |
| 88 | |
| 89 | for i in range(-3, 4): |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 90 | check(u2[:i] == l2[:i], "u2[:i] == l2[:i]") |
| 91 | check(u2[i:] == l2[i:], "u2[i:] == l2[i:]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 92 | for j in range(-3, 4): |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 93 | check(u2[i:j] == l2[i:j], "u2[i:j] == l2[i:j]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 94 | |
| 95 | # Test __setslice__ |
| 96 | |
| 97 | for i in range(-3, 4): |
| 98 | u2[:i] = l2[:i] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 99 | check(u2 == l2, "u2 == l2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 100 | u2[i:] = l2[i:] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 101 | check(u2 == l2, "u2 == l2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 102 | for j in range(-3, 4): |
| 103 | u2[i:j] = l2[i:j] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 104 | check(u2 == l2, "u2 == l2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 105 | |
| 106 | uu2 = u2[:] |
| 107 | uu2[:0] = [-2, -1] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 108 | check(uu2 == [-2, -1, 0, 1], "uu2 == [-2, -1, 0, 1]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 109 | uu2[0:] = [] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 110 | check(uu2 == [], "uu2 == []") |
| 111 | |
| 112 | # Test __contains__ |
| 113 | for i in u2: |
| 114 | check(i in u2, "i in u2") |
| 115 | for i in min(u2)-1, max(u2)+1: |
| 116 | check(i not in u2, "i not in u2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 117 | |
| 118 | # Test __delslice__ |
| 119 | |
| 120 | uu2 = u2[:] |
| 121 | del uu2[1:2] |
| 122 | del uu2[0:1] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 123 | check(uu2 == [], "uu2 == []") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 124 | |
| 125 | uu2 = u2[:] |
| 126 | del uu2[1:] |
| 127 | del uu2[:1] |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 128 | check(uu2 == [], "uu2 == []") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 129 | |
| 130 | # Test __add__, __radd__, __mul__ and __rmul__ |
| 131 | |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 132 | check(u1 + [] == [] + u1 == u1, "u1 + [] == [] + u1 == u1") |
| 133 | check(u1 + [1] == u2, "u1 + [1] == u2") |
| 134 | check([-1] + u1 == [-1, 0], "[-1] + u1 == [-1, 0]") |
| 135 | check(u2 == u2*1 == 1*u2, "u2 == u2*1 == 1*u2") |
| 136 | check(u2+u2 == u2*2 == 2*u2, "u2+u2 == u2*2 == 2*u2") |
| 137 | check(u2+u2+u2 == u2*3 == 3*u2, "u2+u2+u2 == u2*3 == 3*u2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 138 | |
| 139 | # Test append |
| 140 | |
| 141 | u = u1[:] |
| 142 | u.append(1) |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 143 | check(u == u2, "u == u2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 144 | |
| 145 | # Test insert |
| 146 | |
| 147 | u = u2[:] |
| 148 | u.insert(0, -1) |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 149 | check(u == [-1, 0, 1], "u == [-1, 0, 1]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 150 | |
| 151 | # Test pop |
| 152 | |
| 153 | u = [-1] + u2 |
| 154 | u.pop() |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 155 | check(u == [-1, 0], "u == [-1, 0]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 156 | u.pop(0) |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 157 | check(u == [0], "u == [0]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 158 | |
| 159 | # Test remove |
| 160 | |
| 161 | u = u2[:] |
| 162 | u.remove(1) |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 163 | check(u == u1, "u == u1") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 164 | |
| 165 | # Test count |
| 166 | u = u2*3 |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 167 | check(u.count(0) == 3, "u.count(0) == 3") |
| 168 | check(u.count(1) == 3, "u.count(1) == 3") |
| 169 | check(u.count(2) == 0, "u.count(2) == 0") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 170 | |
| 171 | |
| 172 | # Test index |
| 173 | |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 174 | check(u2.index(0) == 0, "u2.index(0) == 0") |
| 175 | check(u2.index(1) == 1, "u2.index(1) == 1") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 176 | try: |
| 177 | u2.index(2) |
| 178 | except ValueError: |
| 179 | pass |
| 180 | else: |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 181 | raise TestFailed("expected ValueError") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 182 | |
| 183 | # Test reverse |
| 184 | |
| 185 | u = u2[:] |
| 186 | u.reverse() |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 187 | check(u == [1, 0], "u == [1, 0]") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 188 | u.reverse() |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 189 | check(u == u2, "u == u2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 190 | |
| 191 | # Test sort |
| 192 | |
| 193 | u = UserList([1, 0]) |
| 194 | u.sort() |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 195 | check(u == u2, "u == u2") |
Guido van Rossum | 447b4a0 | 1999-03-26 16:20:45 +0000 | [diff] [blame] | 196 | |
| 197 | # Test extend |
| 198 | |
| 199 | u = u1[:] |
| 200 | u.extend(u2) |
Tim Peters | f5fa0fc | 2000-09-19 20:31:24 +0000 | [diff] [blame] | 201 | check(u == u1 + u2, "u == u1 + u2") |