1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <utils/Mutex.h>
18
19 #include <gtest/gtest.h>
20
21 static android::Mutex mLock;
22 static int i GUARDED_BY(mLock);
23
modifyLockedVariable()24 void modifyLockedVariable() REQUIRES(mLock) {
25 i = 1;
26 }
27
TEST(Mutex,compile)28 TEST(Mutex, compile) {
29 android::Mutex::Autolock _l(mLock);
30 i = 0;
31 modifyLockedVariable();
32 }
33
TEST(Mutex,tryLock)34 TEST(Mutex, tryLock) {
35 if (mLock.tryLock() != 0) {
36 return;
37 }
38 mLock.unlock();
39 }
40
41 #if defined(__ANDROID__)
TEST(Mutex,timedLock)42 TEST(Mutex, timedLock) {
43 if (mLock.timedLock(1) != 0) {
44 return;
45 }
46 mLock.unlock();
47 }
48 #endif
49