Line data Source code
1 : /*
2 : Unix SMB/CIFS implementation.
3 : test suite for the util_unistr utility functions
4 :
5 : Copyright (C) Catalyst.Net Ltd. 2023
6 :
7 : This program is free software; you can redistribute it and/or modify
8 : it under the terms of the GNU General Public License as published by
9 : the Free Software Foundation; either version 3 of the License, or
10 : (at your option) any later version.
11 :
12 : This program is distributed in the hope that it will be useful,
13 : but WITHOUT ANY WARRANTY; without even the implied warranty of
14 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 : GNU General Public License for more details.
16 :
17 : You should have received a copy of the GNU General Public License
18 : along with this program. If not, see <http://www.gnu.org/licenses/>.
19 : */
20 :
21 : #include "includes.h"
22 : #include "torture/torture.h"
23 :
24 : #undef strcasecmp
25 : #undef strncasecmp
26 :
27 : struct torture_suite *torture_local_util_unistr(TALLOC_CTX *mem_ctx);
28 :
29 1 : static bool test_utf16_len(struct torture_context *tctx)
30 : {
31 1 : static const uint16_t empty_string[] = {'\0'};
32 1 : static const uint16_t foo_bar[] = {
33 : 'f', 'o', 'o', ' ', 'b', 'a', 'r', '\0'};
34 1 : static const uint16_t foo_bar_alternative[] = {0xd83c,
35 : 0xdd75,
36 : 0xd83c,
37 : 0xdd7e,
38 : 0xd83c,
39 : 0xdd7e,
40 : ' ',
41 : 0xd83c,
42 : 0xdd31,
43 : 0xd83c,
44 : 0xdd30,
45 : 0xd83c,
46 : 0xdd41,
47 : '\0'};
48 :
49 1 : torture_assert_size_equal(tctx,
50 : utf16_len(empty_string),
51 : 0,
52 : "length of empty string");
53 1 : torture_assert_size_equal(tctx,
54 : utf16_null_terminated_len(empty_string),
55 : 2,
56 : "null‐terminated length of empty string");
57 1 : torture_assert_size_equal(tctx,
58 : utf16_len(foo_bar),
59 : 14,
60 : "length of “foo bar”");
61 1 : torture_assert_size_equal(tctx,
62 : utf16_null_terminated_len(foo_bar),
63 : 16,
64 : "null‐terminated length of “foo bar”");
65 1 : torture_assert_size_equal(tctx,
66 : utf16_len(foo_bar_alternative),
67 : 26,
68 : "length of “🅵🅾🅾 🄱🄰🅁”");
69 1 : torture_assert_size_equal(tctx,
70 : utf16_null_terminated_len(
71 : foo_bar_alternative),
72 : 28,
73 : "null‐terminated length of “🅵🅾🅾 🄱🄰🅁”");
74 :
75 0 : return true;
76 : }
77 :
78 1 : static bool test_utf16_len_n(struct torture_context *tctx)
79 : {
80 1 : static const uint16_t empty_string[] = {'\0'};
81 1 : static const uint16_t foo_bar[] = {'f', 'o', 'o', ' ', 'b', 'a', 'r'};
82 1 : static const uint16_t null_terminated_foo_bar[] = {
83 : 'f', 'o', 'o', ' ', 'b', 'a', 'r', '\0'};
84 1 : static const uint16_t twice_null_terminated_abc[] = {
85 : 'a', 'b', 'c', '\0', '\0'};
86 :
87 1 : torture_assert_size_equal(tctx,
88 : utf16_len_n(empty_string, 0),
89 : 0,
90 : "length of empty string");
91 1 : torture_assert_size_equal(tctx,
92 : utf16_null_terminated_len_n(empty_string, 0),
93 : 0,
94 : "null‐terminated length of empty string");
95 :
96 1 : torture_assert_size_equal(tctx,
97 : utf16_len_n(empty_string,
98 : sizeof empty_string),
99 : 0,
100 : "length of null‐terminated empty string");
101 1 : torture_assert_size_equal(
102 : tctx,
103 : utf16_null_terminated_len_n(empty_string, sizeof empty_string),
104 : 2,
105 : "null‐terminated length of null‐terminated empty string");
106 :
107 1 : torture_assert_size_equal(tctx,
108 : utf16_len_n(foo_bar, sizeof foo_bar),
109 : 14,
110 : "length of “foo bar”");
111 1 : torture_assert_size_equal(tctx,
112 : utf16_null_terminated_len_n(foo_bar,
113 : sizeof foo_bar),
114 : 14,
115 : "null‐terminated length of “foo bar”");
116 :
117 1 : torture_assert_size_equal(tctx,
118 : utf16_len_n(null_terminated_foo_bar,
119 : sizeof null_terminated_foo_bar),
120 : 14,
121 : "length of null‐terminated “foo bar”");
122 1 : torture_assert_size_equal(
123 : tctx,
124 : utf16_null_terminated_len_n(null_terminated_foo_bar,
125 : sizeof null_terminated_foo_bar),
126 : 16,
127 : "null‐terminated length of null‐terminated “foo bar”");
128 :
129 1 : torture_assert_size_equal(tctx,
130 : utf16_len_n(null_terminated_foo_bar,
131 : sizeof null_terminated_foo_bar -
132 : 1),
133 : 14,
134 : "length of “foo bar” minus one byte");
135 1 : torture_assert_size_equal(
136 : tctx,
137 : utf16_null_terminated_len_n(null_terminated_foo_bar,
138 : sizeof null_terminated_foo_bar - 1),
139 : 14,
140 : "null‐terminated length of “foo bar” minus one byte");
141 :
142 1 : torture_assert_size_equal(tctx,
143 : utf16_len_n(twice_null_terminated_abc,
144 : sizeof twice_null_terminated_abc),
145 : 6,
146 : "length of twice–null‐terminated “abc”");
147 1 : torture_assert_size_equal(
148 : tctx,
149 : utf16_null_terminated_len_n(twice_null_terminated_abc,
150 : sizeof twice_null_terminated_abc),
151 : 8,
152 : "null‐terminated length of twice–null‐terminated “abc”");
153 :
154 0 : return true;
155 : }
156 :
157 2354 : struct torture_suite *torture_local_util_unistr(TALLOC_CTX *mem_ctx)
158 : {
159 2354 : struct torture_suite *suite = torture_suite_create(mem_ctx,
160 : "util_unistr");
161 :
162 2354 : torture_suite_add_simple_test(suite, "utf16_len", test_utf16_len);
163 2354 : torture_suite_add_simple_test(suite, "utf16_len_n", test_utf16_len_n);
164 :
165 2354 : return suite;
166 : }
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