1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2  * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
3  * This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #include "storage_test_harness.h"
8 
9 #include "SQLiteMutex.h"
10 
11 using namespace mozilla;
12 using namespace mozilla::storage;
13 
14 /**
15  * This file test our sqlite3_mutex wrapper in SQLiteMutex.h.
16  */
17 
TEST(storage_mutex,AutoLock)18 TEST(storage_mutex, AutoLock)
19 {
20   int lockTypes[] = {
21     SQLITE_MUTEX_FAST,
22     SQLITE_MUTEX_RECURSIVE,
23   };
24   for (int lockType : lockTypes) {
25     // Get our test mutex (we have to allocate a SQLite mutex of the right type
26     // too!).
27     SQLiteMutex mutex("TestMutex");
28     sqlite3_mutex *inner = sqlite3_mutex_alloc(lockType);
29     do_check_true(inner);
30     mutex.initWithMutex(inner);
31 
32     // And test that our automatic locking wrapper works as expected.
33     mutex.assertNotCurrentThreadOwns();
34     {
35       SQLiteMutexAutoLock lockedScope(mutex);
36       mutex.assertCurrentThreadOwns();
37     }
38     mutex.assertNotCurrentThreadOwns();
39 
40     // Free the wrapped mutex - we don't need it anymore.
41     sqlite3_mutex_free(inner);
42   }
43 }
44 
TEST(storage_mutex,AutoUnlock)45 TEST(storage_mutex, AutoUnlock)
46 {
47   int lockTypes[] = {
48     SQLITE_MUTEX_FAST,
49     SQLITE_MUTEX_RECURSIVE,
50   };
51   for (int lockType : lockTypes) {
52     // Get our test mutex (we have to allocate a SQLite mutex of the right type
53     // too!).
54     SQLiteMutex mutex("TestMutex");
55     sqlite3_mutex *inner = sqlite3_mutex_alloc(lockType);
56     do_check_true(inner);
57     mutex.initWithMutex(inner);
58 
59     // And test that our automatic unlocking wrapper works as expected.
60     {
61       SQLiteMutexAutoLock lockedScope(mutex);
62 
63       {
64         SQLiteMutexAutoUnlock unlockedScope(mutex);
65         mutex.assertNotCurrentThreadOwns();
66       }
67       mutex.assertCurrentThreadOwns();
68     }
69 
70     // Free the wrapped mutex - we don't need it anymore.
71     sqlite3_mutex_free(inner);
72   }
73 }
74 
75