qemu

test-uuid.c (5653B)

---

 /*
  * QEMU UUID Library
  *
  * Copyright (c) 2016 Red Hat, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  *
  */
 
 #include "qemu/osdep.h"
 #include "qemu/uuid.h"
 
 struct {
     const char *uuidstr;
     QemuUUID uuid;
     bool uuidstr_is_valid;
     bool check_unparse;
 } uuid_test_data[] = {
     {    /* Normal */
         "586ece27-7f09-41e0-9e74-e901317e9d42",
         { { {
              0x58, 0x6e, 0xce, 0x27, 0x7f, 0x09, 0x41, 0xe0,
              0x9e, 0x74, 0xe9, 0x01, 0x31, 0x7e, 0x9d, 0x42,
         } } },
         true, true,
     }, { /* NULL */
         "00000000-0000-0000-0000-000000000000",
         { },
         true, true,
     }, { /* Upper case */
         "0CC6C752-3961-4028-A286-C05CC616D396",
         { { {
              0x0c, 0xc6, 0xc7, 0x52, 0x39, 0x61, 0x40, 0x28,
              0xa2, 0x86, 0xc0, 0x5c, 0xc6, 0x16, 0xd3, 0x96,
         } } },
         true, false,
     }, { /* Mixed case */
         "0CC6C752-3961-4028-a286-c05cc616D396",
         { { {
              0x0c, 0xc6, 0xc7, 0x52, 0x39, 0x61, 0x40, 0x28,
              0xa2, 0x86, 0xc0, 0x5c, 0xc6, 0x16, 0xd3, 0x96,
         } } },
         true, false,
     }, { /* Empty */
         ""
     }, { /* Too short */
         "abc",
     }, { /* Non-hex */
         "abcdefgh-0000-0000-0000-000000000000",
     }, { /* No '-' */
         "0cc6c75239614028a286c05cc616d396",
     }, { /* '-' in wrong position */
         "0cc6c-7523961-4028-a286-c05cc616d396",
     }, { /* Double '-' */
         "0cc6c752--3961-4028-a286-c05cc616d396",
     }, { /* Too long */
         "0000000000000000000000000000000000000000000000",
     }, { /* Invalid char in the beginning */
         ")cc6c752-3961-4028-a286-c05cc616d396",
     }, { /* Invalid char in the beginning, in extra */
         ")0cc6c752-3961-4028-a286-c05cc616d396",
     }, { /* Invalid char in the middle */
         "0cc6c752-39*1-4028-a286-c05cc616d396",
     }, { /* Invalid char in the middle, in extra */
         "0cc6c752-39*61-4028-a286-c05cc616d396",
     }, { /* Invalid char in the end */
         "0cc6c752-3961-4028-a286-c05cc616d39&",
     }, { /* Invalid char in the end, in extra */
         "0cc6c752-3961-4028-a286-c05cc616d396&",
     }, { /* Short end and trailing space */
         "0cc6c752-3961-4028-a286-c05cc616d39 ",
     }, { /* Leading space and short end */
         " 0cc6c752-3961-4028-a286-c05cc616d39",
     },
 };
 
 static inline bool uuid_is_valid(QemuUUID *uuid)
 {
     return qemu_uuid_is_null(uuid) ||
             ((uuid->data[6] & 0xf0) == 0x40 && (uuid->data[8] & 0xc0) == 0x80);
 }
 
 static void test_uuid_generate(void)
 {
     QemuUUID uuid_not_null = { { {
         0x58, 0x6e, 0xce, 0x27, 0x7f, 0x09, 0x41, 0xe0,
         0x9e, 0x74, 0xe9, 0x01, 0x31, 0x7e, 0x9d, 0x42
     } } };
     QemuUUID uuid;
     int i;
 
     for (i = 0; i < 100; ++i) {
         qemu_uuid_generate(&uuid);
         g_assert(uuid_is_valid(&uuid));
         g_assert_false(qemu_uuid_is_null(&uuid));
         g_assert_false(qemu_uuid_is_equal(&uuid_not_null, &uuid));
     }
 }
 
 static void test_uuid_is_null(void)
 {
     QemuUUID uuid_null = { };
     QemuUUID uuid_not_null = { { {
         0x58, 0x6e, 0xce, 0x27, 0x7f, 0x09, 0x41, 0xe0,
         0x9e, 0x74, 0xe9, 0x01, 0x31, 0x7e, 0x9d, 0x42
     } } };
     QemuUUID uuid_not_null_2 = { { { 1 } } };
 
     g_assert(qemu_uuid_is_null(&uuid_null));
     g_assert_false(qemu_uuid_is_null(&uuid_not_null));
     g_assert_false(qemu_uuid_is_null(&uuid_not_null_2));
 }
 
 static void test_uuid_parse(void)
 {
     int i, r;
 
     for (i = 0; i < ARRAY_SIZE(uuid_test_data); i++) {
         QemuUUID uuid;
         bool is_valid = uuid_test_data[i].uuidstr_is_valid;
 
         r = qemu_uuid_parse(uuid_test_data[i].uuidstr, &uuid);
         g_assert_cmpint(!r, ==, is_valid);
         if (is_valid) {
             g_assert_cmpint(is_valid, ==, uuid_is_valid(&uuid));
             g_assert_cmpmem(&uuid_test_data[i].uuid, sizeof(uuid),
                             &uuid, sizeof(uuid));
         }
     }
 }
 
 static void test_uuid_unparse(void)
 {
     int i;
 
     for (i = 0; i < ARRAY_SIZE(uuid_test_data); i++) {
         char out[37];
 
         if (!uuid_test_data[i].check_unparse) {
             continue;
         }
         qemu_uuid_unparse(&uuid_test_data[i].uuid, out);
         g_assert_cmpstr(uuid_test_data[i].uuidstr, ==, out);
     }
 }
 
 static void test_uuid_unparse_strdup(void)
 {
     int i;
 
     for (i = 0; i < ARRAY_SIZE(uuid_test_data); i++) {
         char *out;
 
         if (!uuid_test_data[i].check_unparse) {
             continue;
         }
         out = qemu_uuid_unparse_strdup(&uuid_test_data[i].uuid);
         g_assert_cmpstr(uuid_test_data[i].uuidstr, ==, out);
         g_free(out);
     }
 }
 
 int main(int argc, char **argv)
 {
     g_test_init(&argc, &argv, NULL);
     g_test_add_func("/uuid/is_null", test_uuid_is_null);
     g_test_add_func("/uuid/generate", test_uuid_generate);
     g_test_add_func("/uuid/parse", test_uuid_parse);
     g_test_add_func("/uuid/unparse", test_uuid_unparse);
     g_test_add_func("/uuid/unparse_strdup", test_uuid_unparse_strdup);
 
     return g_test_run();
 }