lib/util/tests/str.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    util_str testing
   5
   6    Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "torture/torture.h"
  24 #include "torture/local/proto.h"
  25
  26 static bool test_string_sub_simple(struct torture_context *tctx)
  27 {
  28         char tmp[100];
  29         strlcpy(tmp, "foobar", sizeof(tmp));
  30         string_sub(tmp, "foo", "bar", sizeof(tmp));
  31         torture_assert_str_equal(tctx, tmp, "barbar", "invalid sub");
  32         return true;
  33 }
  34
  35 static bool test_string_sub_multiple(struct torture_context *tctx)
  36 {
  37         char tmp[100];
  38         strlcpy(tmp, "fooblafoo", sizeof(tmp));
  39         string_sub(tmp, "foo", "bar", sizeof(tmp));
  40         torture_assert_str_equal(tctx, tmp, "barblabar", "invalid sub");
  41         return true;
  42 }
  43
  44 static bool test_string_sub_longer(struct torture_context *tctx)
  45 {
  46         char tmp[100];
  47         strlcpy(tmp, "foobla", sizeof(tmp));
  48         string_sub(tmp, "foo", "blie", sizeof(tmp));
  49         torture_assert_str_equal(tctx, tmp, "bliebla", "invalid sub");
  50         return true;
  51 }
  52
  53 static bool test_string_sub_shorter(struct torture_context *tctx)
  54 {
  55         char tmp[100];
  56         strlcpy(tmp, "foobla", sizeof(tmp));
  57         string_sub(tmp, "foo", "bl", sizeof(tmp));
  58         torture_assert_str_equal(tctx, tmp, "blbla", "invalid sub");
  59         return true;
  60 }
  61
  62 static bool test_string_sub_special_char(struct torture_context *tctx)
  63 {
  64         char tmp[100];
  65         strlcpy(tmp, "foobla", sizeof(tmp));
  66         string_sub(tmp, "foo", "%b;l", sizeof(tmp));
  67         torture_assert_str_equal(tctx, tmp, "_b_lbla", "invalid sub");
  68         return true;
  69 }
  70
  71 static bool test_talloc_string_sub_simple(struct torture_context *tctx)
  72 {
  73         char *t;
  74
  75         t = talloc_string_sub(tctx, "foobla", "foo", "bl");
  76
  77         torture_assert_str_equal(tctx, t, "blbla", "invalid sub");
  78
  79         return true;
  80 }
  81
  82 static bool test_talloc_string_sub_multiple(struct torture_context *tctx)
  83 {
  84         char *t;
  85
  86         t = talloc_string_sub(tctx, "fooblafoo", "foo", "aapnootmies");
  87
  88         torture_assert_str_equal(tctx, t, "aapnootmiesblaaapnootmies",
  89                                  "invalid sub");
  90
  91         return true;
  92 }
  93
  94 /*
  95  * with these next three tests, the failure is that the pattern looks like
  96  * "+++" because the \x.. bytes encode a zero byte in UTF-8. If we are not
  97  * careful with these strings we will see crashes instead of failures.
  98  */
  99
 100 static bool test_talloc_string_sub_tricky_utf8_4(struct torture_context *tctx)
 101 {
 102         const char string[] =  "++++--\xD8\xBB";
 103         const char pattern[] = "+++\xF0\x80\x80\x80++";
 104         const char replace[] = "...";
 105
 106         char *t = talloc_string_sub(tctx, string, pattern, replace);
 107         torture_assert_str_equal(tctx, t, string,
 108                                  "should reject 4 byte NUL char");
 109         talloc_free(t);
 110         return true;
 111 }
 112
 113 static bool test_talloc_string_sub_tricky_utf8_3(struct torture_context *tctx)
 114 {
 115         const char string[] =  "++++--\xD8\xBB";
 116         const char pattern[] = "+++\xE0\x80\x80++";
 117         const char replace[] = "...";
 118
 119         char *t = talloc_string_sub(tctx, string, pattern, replace);
 120         torture_assert_str_equal(tctx, t, string,
 121                                  "should reject 3 byte NUL char");
 122         talloc_free(t);
 123         return true;
 124 }
 125
 126 static bool test_talloc_string_sub_tricky_utf8_2(struct torture_context *tctx)
 127 {
 128         const char string[] =  "++++--\xD8\xBB";
 129         const char pattern[] = "+++\xC0\x80++";
 130         const char replace[] = "...";
 131
 132         char *t = talloc_string_sub(tctx, string, pattern, replace);
 133         torture_assert_str_equal(tctx, t, string,
 134                                  "should reject 2 byte NUL char");
 135         talloc_free(t);
 136         return true;
 137 }
 138
 139
 140
 141
 142 struct torture_suite *torture_local_util_str(TALLOC_CTX *mem_ctx)
 143 {
 144         struct torture_suite *suite = torture_suite_create(mem_ctx, "str");
 145
 146         torture_suite_add_simple_test(suite, "string_sub_simple",
 147                                       test_string_sub_simple);
 148
 149         torture_suite_add_simple_test(suite, "string_sub_multiple",
 150                                       test_string_sub_multiple);
 151
 152         torture_suite_add_simple_test(suite, "string_sub_shorter",
 153                                       test_string_sub_shorter);
 154
 155         torture_suite_add_simple_test(suite, "string_sub_longer",
 156                                       test_string_sub_longer);
 157
 158         torture_suite_add_simple_test(suite, "string_sub_special_chars",
 159                                       test_string_sub_special_char);
 160
 161         torture_suite_add_simple_test(suite, "talloc_string_sub_simple",
 162                                       test_talloc_string_sub_simple);
 163
 164         torture_suite_add_simple_test(suite, "string_sub_talloc_multiple",
 165                                       test_talloc_string_sub_multiple);
 166
 167         torture_suite_add_simple_test(suite,
 168                                       "test_talloc_string_sub_tricky_utf8_4",
 169                                       test_talloc_string_sub_tricky_utf8_4);
 170
 171         torture_suite_add_simple_test(suite,
 172                                       "test_talloc_string_sub_tricky_utf8_3",
 173                                       test_talloc_string_sub_tricky_utf8_3);
 174
 175         torture_suite_add_simple_test(suite,
 176                                       "test_talloc_string_sub_tricky_utf8_2",
 177                                       test_talloc_string_sub_tricky_utf8_2);
 178
 179         return suite;
 180 }