root/trunk/whisperlib/common/sync/test/producer_consumer_queue_test.cc

// Copyright (c) 2009, Whispersoft s.r.l.
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are
// met:
//
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// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
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// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Whispersoft s.r.l. nor the names of its
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// this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// Author: Catalin Popescu


// This is just a simple test .. nothing special ...

#include "common/base/log.h"
#include "common/base/strutil.h"
#include "common/base/system.h"
#include "common/sync/thread.h"
#include "common/sync/producer_consumer_queue.h"

DEFINE_int32(num_elements, 100, "Run a test on these many elements");

void ThreadFun(int num,
               synch::ProducerConsumerQueue<int>* p1,
               synch::ProducerConsumerQueue<int>* p2) {
  for ( int i = 0; i < num; i++ ) {
    p1->Put(i);
    CHECK_EQ(p2->Get(), i);
  }
}

int main(int argc, char* argv[]) {
  common::Init(argc, argv);
  synch::ProducerConsumerQueue<int> p1(5);
  synch::ProducerConsumerQueue<int> p2(5);
  thread::Thread t1(NewCallback(&ThreadFun, FLAGS_num_elements, &p1, &p2));
  thread::Thread t2(NewCallback(&ThreadFun, FLAGS_num_elements, &p2, &p1));
  t1.SetJoinable();
  t2.SetJoinable();
  t1.Start();
  t2.Start();
  t1.Join();
  t2.Join();
  LOG_INFO << " PASS !";
}