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[RocksDB] fix build env_test

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Summary: move the TwoPools test to the end of thread related tests. Otherwise, the SetBackgroundThreads call would increase the Low pool size and affect the result of other tests.

Test Plan: make env_test; ./env_test

Reviewers: dhruba, emayanke, xjin

Reviewed By: xjin

CC: leveldb

Differential Revision: https://reviews.facebook.net/D12939
This commit is contained in:
Haobo Xu 2013-09-13 17:26:54 -07:00
parent 4012ca1c7b
commit 8866448001
1 changed files with 72 additions and 74 deletions
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146
util/env_test.cc
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@ -30,80 +30,6 @@ static void SetBool(void* ptr) {
reinterpret_cast<port::AtomicPointer*>(ptr)->NoBarrier_Store(ptr);
}
TEST(EnvPosixTest, TwoPools) {
class CB {
public:
CB(const std::string& pool_name, int pool_size)
: mu_(),
num_running_(0),
num_finished_(0),
pool_size_(pool_size),
pool_name_(pool_name) { }
static void Run(void* v) {
CB* cb = reinterpret_cast<CB*>(v);
cb->Run();
}
void Run() {
{
MutexLock l(&mu_);
num_running_++;
std::cout << "Pool " << pool_name_ << ": "
<< num_running_ << " running threads.\n";
// make sure we don't have more than pool_size_ jobs running.
ASSERT_LE(num_running_, pool_size_);
}
// sleep for 1 sec
Env::Default()->SleepForMicroseconds(1000000);
{
MutexLock l(&mu_);
num_running_--;
num_finished_++;
}
}
int NumFinished() {
MutexLock l(&mu_);
return num_finished_;
}
private:
port::Mutex mu_;
int num_running_;
int num_finished_;
int pool_size_;
std::string pool_name_;
};
const int kLowPoolSize = 2;
const int kHighPoolSize = 4;
const int kJobs = 8;
CB low_pool_job("low", kLowPoolSize);
CB high_pool_job("high", kHighPoolSize);
env_->SetBackgroundThreads(kLowPoolSize);
env_->SetBackgroundThreads(kHighPoolSize, Env::Priority::HIGH);
// schedule same number of jobs in each pool
for (int i = 0; i < kJobs; i++) {
env_->Schedule(&CB::Run, &low_pool_job);
env_->Schedule(&CB::Run, &high_pool_job, Env::Priority::HIGH);
}
// wait for all jobs to finish
while (low_pool_job.NumFinished() < kJobs ||
high_pool_job.NumFinished() < kJobs) {
env_->SleepForMicroseconds(kDelayMicros);
}
}
TEST(EnvPosixTest, RunImmediately) {
port::AtomicPointer called (nullptr);
env_->Schedule(&SetBool, &called);
@ -176,6 +102,78 @@ TEST(EnvPosixTest, StartThread) {
ASSERT_EQ(state.val, 3);
}
TEST(EnvPosixTest, TwoPools) {
class CB {
public:
CB(const std::string& pool_name, int pool_size)
: mu_(),
num_running_(0),
num_finished_(0),
pool_size_(pool_size),
pool_name_(pool_name) { }
static void Run(void* v) {
CB* cb = reinterpret_cast<CB*>(v);
cb->Run();
}
void Run() {
{
MutexLock l(&mu_);
num_running_++;
std::cout << "Pool " << pool_name_ << ": "
<< num_running_ << " running threads.\n";
// make sure we don't have more than pool_size_ jobs running.
ASSERT_LE(num_running_, pool_size_);
}
// sleep for 1 sec
Env::Default()->SleepForMicroseconds(1000000);
{
MutexLock l(&mu_);
num_running_--;
num_finished_++;
}
}
int NumFinished() {
MutexLock l(&mu_);
return num_finished_;
}
private:
port::Mutex mu_;
int num_running_;
int num_finished_;
int pool_size_;
std::string pool_name_;
};
const int kLowPoolSize = 2;
const int kHighPoolSize = 4;
const int kJobs = 8;
CB low_pool_job("low", kLowPoolSize);
CB high_pool_job("high", kHighPoolSize);
env_->SetBackgroundThreads(kLowPoolSize);
env_->SetBackgroundThreads(kHighPoolSize, Env::Priority::HIGH);
// schedule same number of jobs in each pool
for (int i = 0; i < kJobs; i++) {
env_->Schedule(&CB::Run, &low_pool_job);
env_->Schedule(&CB::Run, &high_pool_job, Env::Priority::HIGH);
}
// wait for all jobs to finish
while (low_pool_job.NumFinished() < kJobs ||
high_pool_job.NumFinished() < kJobs) {
env_->SleepForMicroseconds(kDelayMicros);
}
}
bool IsSingleVarint(const std::string& s) {
Slice slice(s);