Narayan Kamath | d1c606f | 2014-06-09 16:50:19 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 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 "scoped_flock.h" |
Narayan Kamath | d1c606f | 2014-06-09 16:50:19 +0100 | [diff] [blame] | 18 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 19 | #include "common_runtime_test.h" |
Narayan Kamath | d1c606f | 2014-06-09 16:50:19 +0100 | [diff] [blame] | 20 | |
| 21 | namespace art { |
| 22 | |
| 23 | class ScopedFlockTest : public CommonRuntimeTest {}; |
| 24 | |
| 25 | TEST_F(ScopedFlockTest, TestLocking) { |
| 26 | ScratchFile scratch_file; |
| 27 | std::string error_msg; |
| 28 | |
| 29 | // NOTE: Locks applied using flock(2) and fcntl(2) are oblivious |
| 30 | // to each other, so attempting to query locks set by flock using |
| 31 | // using fcntl(,F_GETLK,) will not work. see kernel doc at |
| 32 | // Documentation/filesystems/locks.txt. |
| 33 | ScopedFlock file_lock; |
| 34 | ASSERT_TRUE(file_lock.Init(scratch_file.GetFilename().c_str(), |
| 35 | &error_msg)); |
| 36 | |
| 37 | ASSERT_FALSE(file_lock.Init("/guaranteed/not/to/exist", &error_msg)); |
| 38 | } |
| 39 | |
| 40 | } // namespace art |