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/*
    This file is part of cpp-ethereum.

    cpp-ethereum is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    cpp-ethereum is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/
/** @file whisperTopic.cpp
 * @author Gav Wood <i@gavwood.com>
 * @date 2014
 */
#include <functional>
#include <boost/test/unit_test.hpp>
#include <libp2p/Host.h>
#include <libwhisper/WhisperPeer.h>
#include <libwhisper/WhisperHost.h>
using namespace std;
using namespace dev;
using namespace dev::p2p;
using namespace dev::shh;

BOOST_AUTO_TEST_SUITE(whisper)

BOOST_AUTO_TEST_CASE(topic)
{
    g_logVerbosity = 0;

    bool started = false;
    unsigned result = 0;
    std::thread listener([&]()
    {
        setThreadName("other");

        Host ph("Test", NetworkPreferences(30303, "", false, true));
        auto wh = ph.registerCapability(new WhisperHost());
        ph.start();

        started = true;

        /// Only interested in odd packets
        auto w = wh->installWatch(BuildTopicMask()("odd"));

        for (int i = 0, last = 0; i < 100 && last < 81; ++i)
        {
            for (auto i: wh->checkWatch(w))
            {
                Message msg = wh->envelope(i).open();
                last = RLP(msg.payload()).toInt<unsigned>();
                cnote << "New message from:" << msg.from().abridged() << RLP(msg.payload()).toInt<unsigned>();
                result += last;
            }
            this_thread::sleep_for(chrono::milliseconds(50));
        }
    });

    while (!started)
        this_thread::sleep_for(chrono::milliseconds(50));

    Host ph("Test", NetworkPreferences(30300, "", false, true));
    auto wh = ph.registerCapability(new WhisperHost());
    ph.start();
    ph.connect("127.0.0.1", 30303);

    KeyPair us = KeyPair::create();
    for (int i = 0; i < 10; ++i)
    {
        wh->post(us.sec(), RLPStream().append(i * i).out(), BuildTopic(i)(i % 2 ? "odd" : "even"));
        this_thread::sleep_for(chrono::milliseconds(250));
    }

    listener.join();
    BOOST_REQUIRE_EQUAL(result, 1 + 9 + 25 + 49 + 81);
}

BOOST_AUTO_TEST_SUITE_END()