pagespeed/kernel/thread/worker_test_base.cc

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

// This contains things that are common between unit tests for Worker and its
// subclasses, such as runtime creation and various closures.

#include "pagespeed/kernel/thread/worker_test_base.h"

#include "pagespeed/kernel/base/abstract_mutex.h"
#include "pagespeed/kernel/base/thread_system.h"
#include "pagespeed/kernel/util/platform.h"

namespace net_instaweb {

WorkerTestBase::WorkerTestBase() {
  thread_runtime_.reset(Platform::CreateThreadSystem());
}

WorkerTestBase::~WorkerTestBase() {
}

WorkerTestBase::SyncPoint::SyncPoint(ThreadSystem* thread_system)
    : done_(false),
      mutex_(thread_system->NewMutex()),
      notify_(mutex_->NewCondvar()) {}

void WorkerTestBase::SyncPoint::Wait() {
  ScopedMutex lock(mutex_.get());
  while (!done_) {
    notify_->Wait();
  }
}

void WorkerTestBase::SyncPoint::Notify() {
  ScopedMutex lock(mutex_.get());
  done_ = true;
  notify_->Signal();
}

WorkerTestBase::NotifyRunFunction::NotifyRunFunction(SyncPoint* sync)
    : sync_(sync) {}

void WorkerTestBase::NotifyRunFunction::Run() {
  sync_->Notify();
}

WorkerTestBase::WaitRunFunction::WaitRunFunction(SyncPoint* sync)
    : sync_(sync) {}

void WorkerTestBase::WaitRunFunction::Run() {
  sync_->Wait();
}

}  // namespace net_instaweb