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Tip revision: 77051235451e2847ba71b8b7375c8abefe1014d5 authored by sdong on 20 July 2018, 22:55:48 UTC
Reduce tail prefetching from 512KB to 4KB
Reduce tail prefetching from 512KB to 4KB
Tip revision: 7705123
filelock_test.cc
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
//
#include "rocksdb/status.h"
#include "rocksdb/env.h"
#include <vector>
#include "util/coding.h"
#include "util/testharness.h"
namespace rocksdb {
class LockTest : public testing::Test {
public:
static LockTest* current_;
std::string file_;
rocksdb::Env* env_;
LockTest() : file_(test::TmpDir() + "/db_testlock_file"),
env_(rocksdb::Env::Default()) {
current_ = this;
}
~LockTest() {
}
Status LockFile(FileLock** db_lock) {
return env_->LockFile(file_, db_lock);
}
Status UnlockFile(FileLock* db_lock) {
return env_->UnlockFile(db_lock);
}
};
LockTest* LockTest::current_;
TEST_F(LockTest, LockBySameThread) {
FileLock* lock1;
FileLock* lock2;
// acquire a lock on a file
ASSERT_OK(LockFile(&lock1));
// re-acquire the lock on the same file. This should fail.
ASSERT_TRUE(LockFile(&lock2).IsIOError());
// release the lock
ASSERT_OK(UnlockFile(lock1));
}
} // namespace rocksdb
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}