/*
 * Copyright (C) 2004-2016 ZNC, see the NOTICE file for details.
 *
 * Licensed 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.
 */

#include <gtest/gtest.h>
#include <gmock/gmock.h>

#include <QCoreApplication>
#include <QDateTime>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QProcess>
#include <QTcpServer>
#include <QTcpSocket>
#include <QTemporaryDir>
#include <QTextStream>
#include <QTimer>
#include <QUrl>
#include <QUrlQuery>

#include <memory>

#define Z                                                                    \
    do {                                                                     \
        if (::testing::Test::HasFatalFailure()) {                            \
            std::cerr << "At: " << __FILE__ << ":" << __LINE__ << std::endl; \
            return;                                                          \
        }                                                                    \
    } while (0)

#ifndef ZNC_BIN_DIR
#define ZNC_BIN_DIR ""
#endif

#ifndef ZNC_SRC_DIR
#define ZNC_SRC_DIR ""
#endif

using testing::AnyOf;
using testing::Eq;
using testing::HasSubstr;

namespace {

template <typename Device>
class IO {
  public:
    IO(Device* device, bool verbose = false)
        : m_device(device), m_verbose(verbose) {}
    virtual ~IO() {}
    void ReadUntil(QByteArray pattern) {
        auto deadline = QDateTime::currentDateTime().addSecs(30);
        while (true) {
            int search = m_readed.indexOf(pattern);
            if (search != -1) {
                m_readed.remove(0, search + pattern.length());
                return;
            }
            if (m_readed.length() > pattern.length()) {
                m_readed = m_readed.right(pattern.length());
            }
            const int timeout_ms =
                QDateTime::currentDateTime().msecsTo(deadline);
            ASSERT_GT(timeout_ms, 0) << "Wanted:" << pattern.toStdString();
            ASSERT_TRUE(m_device->waitForReadyRead(timeout_ms))
                << "Wanted: " << pattern.toStdString();
            QByteArray chunk = m_device->readAll();
            if (m_verbose) {
                std::cout << chunk.toStdString() << std::flush;
            }
            m_readed += chunk;
        }
    }
    void Write(QByteArray s = "", bool new_line = true) {
        if (!m_device) return;
        if (m_verbose) {
            std::cout << s.toStdString() << std::flush;
            if (new_line) {
                std::cout << std::endl;
            }
        }
        s += "\n";
        while (!s.isEmpty()) {
            auto res = m_device->write(s);
            ASSERT_NE(res, -1);
            s.remove(0, res);
        }
        FlushIfCan(m_device);
    }
    void Close() {
#ifdef __CYGWIN__
#ifdef __x86_64__
        // Qt on cygwin64 silently doesn't send the rest of buffer from socket
        // without this line
        sleep(1);
#endif
#endif
        m_device->disconnectFromHost();
    }

  private:
    // Need to flush QTcpSocket, and QIODevice doesn't have flush at all...
    static void FlushIfCan(QIODevice*) {}
    static void FlushIfCan(QTcpSocket* sock) { sock->flush(); }

    Device* m_device;
    bool m_verbose;
    QByteArray m_readed;
};

template <typename Device>
IO<Device> WrapIO(Device* d) {
    return IO<Device>(d);
}

using Socket = IO<QTcpSocket>;

class Process : public IO<QProcess> {
  public:
    Process(QString cmd, QStringList args,
            std::function<void(QProcess*)> setup = [](QProcess*) {})
        : IO(&m_proc, true) {
        auto env = QProcessEnvironment::systemEnvironment();
        // Default exit codes of sanitizers upon error:
        // ASAN - 1
        // LSAN - 23 (part of ASAN, but uses a different value)
        // TSAN - 66
        //
        // ZNC uses 1 too to report startup failure.
        // But we don't want to confuse expected startup failure with ASAN
        // error.
        env.insert("ASAN_OPTIONS", "exitcode=57");
        m_proc.setProcessEnvironment(env);
        setup(&m_proc);
        m_proc.start(cmd, args);
    }
    ~Process() override {
        if (m_kill) m_proc.terminate();
        [this]() {
            ASSERT_TRUE(m_proc.waitForFinished());
            if (!m_allowDie) {
                ASSERT_EQ(QProcess::NormalExit, m_proc.exitStatus());
                if (m_allowLeak) {
                    ASSERT_THAT(m_proc.exitStatus(), AnyOf(Eq(23), Eq(m_exit)));
                } else {
                    ASSERT_EQ(m_exit, m_proc.exitCode());
                }
            }
        }();
    }
    void ShouldFinishItself(int code = 0) {
        m_kill = false;
        m_exit = code;
    }
    void CanDie() { m_allowDie = true; }

    // I can't do much about SWIG...
    void CanLeak() { m_allowLeak = true; }

  private:
    bool m_kill = true;
    int m_exit = 0;
    bool m_allowDie = false;
    bool m_allowLeak = false;
    QProcess m_proc;
};

void WriteConfig(QString path) {
    // clang-format off
    Process p(ZNC_BIN_DIR "/znc", QStringList() << "--debug"
                                                << "--datadir" << path
                                                << "--makeconf");
    p.ReadUntil("Listen on port");Z;          p.Write("12345");
    p.ReadUntil("Listen using SSL");Z;        p.Write();
    p.ReadUntil("IPv6");Z;                    p.Write();
    p.ReadUntil("Username");Z;                p.Write("user");
    p.ReadUntil("password");Z;                p.Write("hunter2", false);
    p.ReadUntil("Confirm");Z;                 p.Write("hunter2", false);
    p.ReadUntil("Nick [user]");Z;             p.Write();
    p.ReadUntil("Alternate nick [user_]");Z;  p.Write();
    p.ReadUntil("Ident [user]");Z;            p.Write();
    p.ReadUntil("Real name");Z;               p.Write();
    p.ReadUntil("Bind host");Z;               p.Write();
    p.ReadUntil("Set up a network?");Z;       p.Write();
    p.ReadUntil("Name [freenode]");Z;         p.Write("test");
    p.ReadUntil("Server host (host only)");Z; p.Write("127.0.0.1");
    p.ReadUntil("Server uses SSL?");Z;        p.Write();
    p.ReadUntil("6667");Z;                    p.Write();
    p.ReadUntil("password");Z;                p.Write();
    p.ReadUntil("channels");Z;                p.Write();
    p.ReadUntil("Launch ZNC now?");Z;         p.Write("no");
    p.ShouldFinishItself();
    // clang-format on
}

TEST(Config, AlreadyExists) {
    QTemporaryDir dir;
    WriteConfig(dir.path());
    Z;
    Process p(ZNC_BIN_DIR "/znc", QStringList() << "--debug"
                                                << "--datadir" << dir.path()
                                                << "--makeconf");
    p.ReadUntil("already exists");
    Z;
    p.CanDie();
}

// Can't use QEventLoop without existing QCoreApplication
class App {
  public:
    App() : m_argv(new char{}), m_app(m_argc, &m_argv) {}
    ~App() { delete m_argv; }

  private:
    int m_argc = 1;
    char* m_argv;
    QCoreApplication m_app;
};

class ZNCTest : public testing::Test {
  protected:
    void SetUp() override {
        WriteConfig(m_dir.path());
        Z;
        ASSERT_TRUE(m_server.listen(QHostAddress::LocalHost, 6667))
            << m_server.errorString().toStdString();
        Z;
    }

    Socket ConnectIRCd() {
        [this] {
            ASSERT_TRUE(m_server.waitForNewConnection(30000 /* msec */));
        }();
        return WrapIO(m_server.nextPendingConnection());
    }

    Socket ConnectClient() {
        m_clients.emplace_back();
        QTcpSocket& sock = m_clients.back();
        sock.connectToHost("127.0.0.1", 12345);
        [&] {
            ASSERT_TRUE(sock.waitForConnected())
                << sock.errorString().toStdString();
        }();
        return WrapIO(&sock);
    }

    std::unique_ptr<Process> Run() {
        return std::unique_ptr<Process>(
            new Process("./znc", QStringList() << "--debug"
                                               << "--datadir" << m_dir.path(),
                        [](QProcess* proc) {
                proc->setProcessChannelMode(QProcess::ForwardedChannels);
            }));
    }

    Socket LoginClient() {
        auto client = ConnectClient();
        client.Write("PASS :hunter2");
        client.Write("NICK nick");
        client.Write("USER user/test x x :x");
        return client;
    }

    std::unique_ptr<QNetworkReply> HttpGet(QNetworkRequest request) {
        return HandleHttp(m_network.get(request));
    }
    std::unique_ptr<QNetworkReply> HttpPost(
        QNetworkRequest request, QList<QPair<QString, QString>> data) {
        request.setHeader(QNetworkRequest::ContentTypeHeader,
                          "application/x-www-form-urlencoded");
        QUrlQuery q;
        q.setQueryItems(data);
        return HandleHttp(m_network.post(request, q.toString().toUtf8()));
    }
    std::unique_ptr<QNetworkReply> HandleHttp(QNetworkReply* reply) {
        QEventLoop loop;
        QObject::connect(reply, &QNetworkReply::finished,
                         [&]() { loop.quit(); });
        QObject::connect(
            reply,
            static_cast<void (QNetworkReply::*)(QNetworkReply::NetworkError)>(
                &QNetworkReply::error),
            [&](QNetworkReply::NetworkError e) {
                ADD_FAILURE() << reply->errorString().toStdString();
            });
        QTimer::singleShot(30000 /* msec */, &loop, [&]() {
            ADD_FAILURE() << "connection timeout";
            loop.quit();
        });
        loop.exec();
        return std::unique_ptr<QNetworkReply>(reply);
    }

    App m_app;
    QNetworkAccessManager m_network;
    QTemporaryDir m_dir;
    QTcpServer m_server;
    std::list<QTcpSocket> m_clients;
};

TEST_F(ZNCTest, Connect) {
    auto znc = Run();
    Z;

    auto ircd = ConnectIRCd();
    Z;
    ircd.ReadUntil("CAP LS");
    Z;

    auto client = ConnectClient();
    Z;
    client.Write("PASS :hunter2");
    client.Write("NICK nick");
    client.Write("USER user/test x x :x");
    client.ReadUntil("Welcome");
    Z;
    client.Close();

    client = ConnectClient();
    Z;
    client.Write("PASS :user:hunter2");
    client.Write("NICK nick");
    client.Write("USER u x x x");
    client.ReadUntil("Welcome");
    Z;
    client.Close();

    client = ConnectClient();
    Z;
    client.Write("NICK nick");
    client.Write("USER user x x x");
    client.ReadUntil("Configure your client to send a server password");
    client.Close();

    ircd.Write(":server 001 nick :Hello");
    ircd.ReadUntil("WHO");
    Z;
}

TEST_F(ZNCTest, Channel) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;

    auto client = LoginClient();
    Z;
    client.ReadUntil("Welcome");
    Z;
    client.Write("JOIN #znc");
    client.Close();

    ircd.Write(":server 001 nick :Hello");
    ircd.ReadUntil("JOIN #znc");
    Z;
    ircd.Write(":nick JOIN :#znc");
    ircd.Write(":server 353 nick #znc :nick");
    ircd.Write(":server 366 nick #znc :End of /NAMES list");
    ircd.Write(":server PING :1");
    ircd.ReadUntil("PONG 1");

    client = LoginClient();
    Z;
    client.ReadUntil(":nick JOIN :#znc");
    Z;
}

TEST_F(ZNCTest, HTTP) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto reply = HttpGet(QNetworkRequest(QUrl("http://127.0.0.1:12345/")));
    Z;
    EXPECT_THAT(reply->rawHeader("Server").toStdString(), HasSubstr("ZNC"));
}

TEST_F(ZNCTest, FixCVE20149403) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    ircd.Write(":server 001 nick :Hello");
    ircd.Write(":server 005 nick CHANTYPES=# :supports");
    ircd.Write(":server PING :1");
    ircd.ReadUntil("PONG 1");
    Z;

    QNetworkRequest request;
    request.setRawHeader("Authorization",
                         "Basic " + QByteArray("user:hunter2").toBase64());
    request.setUrl(QUrl("http://127.0.0.1:12345/mods/global/webadmin/addchan"));
    HttpPost(request, {
                          {"user", "user"},
                          {"network", "test"},
                          {"submitted", "1"},
                          {"name", "znc"},
                      });
    ircd.ReadUntil("JOIN #znc");
    Z;
    EXPECT_THAT(HttpPost(request,
                         {
                             {"user", "user"},
                             {"network", "test"},
                             {"submitted", "1"},
                             {"name", "znc"},
                         })
                    ->readAll()
                    .toStdString(),
                HasSubstr("Channel [#znc] already exists"));
}

TEST_F(ZNCTest, FixFixOfCVE20149403) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    ircd.Write(":server 001 nick :Hello");
    ircd.Write(":nick JOIN @#znc");
    ircd.ReadUntil("MODE @#znc");
    Z;
    ircd.Write(":server 005 nick STATUSMSG=@ :supports");
    ircd.Write(":server PING :12345");
    ircd.ReadUntil("PONG 12345");
    Z;

    QNetworkRequest request;
    request.setRawHeader("Authorization",
                         "Basic " + QByteArray("user:hunter2").toBase64());
    request.setUrl(QUrl("http://127.0.0.1:12345/mods/global/webadmin/addchan"));
    auto reply = HttpPost(request, {
                                       {"user", "user"},
                                       {"network", "test"},
                                       {"submitted", "1"},
                                       {"name", "@#znc"},
                                   });
    EXPECT_THAT(reply->readAll().toStdString(),
                HasSubstr("Could not add channel [@#znc]"));
}

TEST_F(ZNCTest, InvalidConfigInChan) {
    QFile conf(m_dir.path() + "/configs/znc.conf");
    ASSERT_TRUE(conf.open(QIODevice::Append | QIODevice::Text));
    QTextStream out(&conf);
    out << R"(
        <User foo>
            <Network bar>
                <Chan #baz>
                    Invalid = Line
                </Chan>
            </Network>
        </User>
    )";
    out.flush();
    auto znc = Run();
    Z;
    znc->ShouldFinishItself(1);
}

TEST_F(ZNCTest, ControlpanelModule) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;

    const QByteArray request = "PRIVMSG *controlpanel :";
    const QByteArray response = ":*controlpanel!znc@znc.in PRIVMSG nick :";

    // TODO: Figure out how to check for "HAVE_ICU" to test encoding.
    // TODO: Test the CTCP VERSION.

    // 1. Test everything on "user".
    // 2. Test everything on another user "KindOne" from "user".
    // 3. Test one thing on "foobar" as the user does not exist from "user".

    // Add myself so I can test other things along with "user".
    client.Write(request + "AddUser KindOne hunter2");
    client.ReadUntil(response + "User [KindOne] added!");
    Z;

    client.Write(request + "AddUser KindOne hunter2");
    client.ReadUntil(response + "Error: User [KindOne] already exists!");
    Z;

    client.Write(request + "AddCTCP user VERSION Test");
    client.ReadUntil(response + "Added!");
    Z;

    client.Write(request + "AddNetwork user freenode");
    client.ReadUntil(response + "Network [freenode] added for user [user].");
    Z;

    client.Write(request + "AddServer user freenode 127.0.0.1 6667");
    client.ReadUntil(response +
                     "Added IRC Server [127.0.0.1 6667] for network [freenode] "
                     "for user [user].");
    Z;

    client.Write(request + "AddChan user freenode #znc");
    client.ReadUntil(response + "Channel [#znc] for user [user] added.");
    Z;

    client.Write(request + "AddChan user freenode #znc");
    client.ReadUntil(response +
                     "Error: [user] already has a channel named [#znc].");
    Z;

    client.Write(request + "AddUser user hunter2");
    client.ReadUntil(response + "Error: User [user] already exists!");
    Z;

    client.Write(request + "CloneUser user user_clone");
    client.ReadUntil(response + "User [user_clone] added!");
    Z;

    client.Write(request + "CloneUser user user_clone");
    client.ReadUntil(response + "Error: User not added! [User already exists]");
    Z;

    client.Write(request + "DelCTCP user VERSION");
    client.ReadUntil(response +
                     "Successfully removed [VERSION] for user [user].");
    Z;

    client.Write(request + "DelCTCP user VERSION");
    client.ReadUntil(response + "Error: [VERSION] not found for user [user]!");
    Z;

    client.Write(request + "DelChan user freenode #znc");
    client.ReadUntil(response + "Channel(s) [#znc] for user [user] deleted.");
    Z;

    client.Write(request + "DelChan user freenode #znc");
    client.ReadUntil(
        response +
        "Error: User [user] does not have any channel matching [#znc].");
    Z;

    client.Write(request + "DelNetwork freenode");
    client.ReadUntil(response + "Network [freenode] deleted on user [user].");
    Z;

    client.Write(request + "DelNetwork freenode");
    client.ReadUntil(response +
                     "Error: [user] does not have a network named [freenode].");
    Z;

    client.Write(request + "AddNetwork user freenode");
    client.ReadUntil(response + "Network [freenode] added for user [user].");
    Z;

    client.Write(request + "AddChan user freenode #znc");
    client.ReadUntil(response + "Channel [#znc] for user [user] added.");
    Z;

    client.Write(request + "DelUser user_clone");
    client.ReadUntil(response + "User [user_clone] deleted!");
    Z;

    client.Write(request + "DelUser user_clone");
    client.ReadUntil(response + "Error: User [user_clone] does not exist!");
    Z;

    client.Write(request + "Disconnect user freenode");
    client.ReadUntil(
        response +
        "Closed IRC connection for network [freenode] on user [user].");
    Z;

    client.Write(request + "Disconnect user EFnet");
    client.ReadUntil(response +
                     "Error: [user] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Get Nick");
    client.ReadUntil(response + "Nick = user");
    Z;

    client.Write(request + "Get Altnick");
    client.ReadUntil(response + "AltNick = user_");
    Z;

    client.Write(request + "Get Ident");
    client.ReadUntil(response + "Ident = user");
    Z;

    client.Write(request + "Get RealName");
    client.ReadUntil(response + "RealName = ZNC");
    Z;

    client.Write(request + "Get BindHost");
    client.ReadUntil(response + "BindHost = ");
    Z;

    client.Write(request + "Get DefaultChanModes");
    client.ReadUntil(response + "DefaultChanModes = ");
    Z;

    client.Write(request + "Get QuitMsg");
    client.ReadUntil(response + "QuitMsg = ");
    Z;

    client.Write(request + "Get Password");
    client.ReadUntil(response + "Error: Unknown variable");
    Z;

    client.Write(request + "Get Timezone");
    client.ReadUntil(response + "Timezone = ");
    Z;

    client.Write(request + "Get TimestampFormat");
    client.ReadUntil(response + "TimestampFormat = ");
    Z;

    client.Write(request + "Get DCCBindHost");
    client.ReadUntil(response + "DCCBindHost = ");
    Z;

    client.Write(request + "Get StatusPrefix");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "Get BufferCount");
    client.ReadUntil(response + "BufferCount = 50");
    Z;

    client.Write(request + "Get JoinTries");
    client.ReadUntil(response + "JoinTries = ");
    Z;

    client.Write(request + "Get MaxJoins");
    client.ReadUntil(response + "MaxJoins = ");
    Z;

    client.Write(request + "Get MaxNetworks");
    client.ReadUntil(response + "MaxNetworks = ");
    Z;

    client.Write(request + "Get MaxQueryBuffers");
    client.ReadUntil(response + "MaxQueryBuffers = ");
    Z;

    client.Write(request + "Get Admin");
    client.ReadUntil(response + "Admin = true");
    Z;

    client.Write(request + "Get AppendTimestamp");
    client.ReadUntil(response + "AppendTimestamp = false");
    Z;

    client.Write(request + "Get AutoClearChanBuffer");
    client.ReadUntil(response + "AutoClearChanBuffer = true");
    Z;

    client.Write(request + "Get AutoClearQueryBuffer");
    client.ReadUntil(response + "AutoClearQueryBuffer = true");
    Z;

    client.Write(request + "Get DenyLoadMod");
    client.ReadUntil(response + "DenyLoadMod = false");
    Z;

    client.Write(request + "Get DenySetBindHost");
    client.ReadUntil(response + "DenySetBindHost = false");
    Z;

    client.Write(request + "Get MultiClients");
    client.ReadUntil(response + "MultiClients = true");
    Z;

    client.Write(request + "Get PrependTimestamp");
    client.ReadUntil(response + "PrependTimestamp = true");
    Z;

    client.Write(request + "GetChan DefModes user freenode #znc");
    client.ReadUntil(response + "#znc: DefModes = ");
    Z;

    client.Write(request + "GetChan Key user freenode #znc");
    client.ReadUntil(response + "#znc: Key = ");
    Z;

    client.Write(request + "GetChan BufferSize user freenode #znc");
    client.ReadUntil(response + "#znc: BufferSize = 50 (default)");
    Z;

    client.Write(request + "GetChan InConfig user freenode #znc");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request + "GetChan AutoClearChanBuffer user freenode #znc");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = true (default)");
    Z;

    client.Write(request + "GetChan Detached user freenode #znc");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "GetNetwork Nick user freenode");
    client.ReadUntil(response + "Nick = user");
    Z;

    client.Write(request + "GetNetwork Altnick user freenode");
    client.ReadUntil(response + "AltNick = user_");
    Z;

    client.Write(request + "GetNetwork Ident user freenode");
    client.ReadUntil(response + "Ident = user");
    Z;

    client.Write(request + "GetNetwork BindHost user freenode");
    client.ReadUntil(response + "BindHost = ");
    Z;

    client.Write(request + "GetNetwork FloodRate user freenode");
    client.ReadUntil(response + "FloodRate = 1.00");
    Z;

    client.Write(request + "GetNetwork FloodBurst user freenode");
    client.ReadUntil(response + "FloodBurst = 4");
    Z;

    client.Write(request + "GetNetwork JoinDelay user freenode");
    client.ReadUntil(response + "JoinDelay = 0");
    Z;

    client.Write(request + "GetNetwork QuitMsg user freenode");
    client.ReadUntil(response + "QuitMsg = ");
    Z;

    client.Write(request + "AddCTCP user VERSION Test");
    client.ReadUntil(response + "Added!");
    Z;

    client.Write(request + "ListCTCPs");
    client.ReadUntil(response + "Request: VERSION");
    Z;

    client.Write(request + "ListMods");
    client.ReadUntil(response + "Usage: ListMods <username>");
    Z;

    client.Write(request + "ListNetMods");
    client.ReadUntil(response + "Usage: ListNetMods <username> <network>");
    Z;

    client.Write(request + "ListNetworks");
    client.ReadUntil(response + "Network: test");
    Z;

    client.Write(request + "ListUsers");
    client.ReadUntil(response + "Username: user");
    Z;

    client.Write(request + "LoadModule");
    client.ReadUntil(response +
                     "Usage: LoadModule <username> <modulename> [args]");
    Z;

    client.Write(request + "LoadModule user");
    client.ReadUntil(response +
                     "Usage: LoadModule <username> <modulename> [args]");
    Z;

    client.Write(request + "LoadModule user log");
    client.ReadUntil(response + "Loaded module [log]");
    Z;

    client.Write(request + "LoadModule user log");
    client.ReadUntil(
        response + "Unable to load module [log] because it is already loaded");
    Z;

    client.Write(request + "LoadModule user autoop");
    client.ReadUntil(response +
                     "Unable to load module [autoop] [Module [autoop] does not "
                     "support module type [User].");
    Z;

    client.Write(request + "LoadNetModule user freenode log");
    client.ReadUntil(response + "Loaded module [log]");
    Z;

    client.Write(request + "LoadNetModule user freenode log");
    client.ReadUntil(
        response + "Unable to load module [log] because it is already loaded");
    Z;

    client.Write(request + "LoadNetModule user EFnet log");
    client.ReadUntil(response +
                     "Error: [user] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Reconnect user freenode");
    client.ReadUntil(
        response +
        "Queued network [freenode] for user [user] for a reconnect.");
    Z;

    client.Write(request + "Reconnect user EFnet");
    client.ReadUntil(response +
                     "Error: [user] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Set Nick user user1");
    client.ReadUntil(response + "Nick = user1");
    Z;

    client.Write(request + "Set Altnick user user_1");
    client.ReadUntil(response + "AltNick = user_1");
    Z;

    client.Write(request + "Set Ident user user1");
    client.ReadUntil(response + "Ident = user1");
    Z;

    client.Write(request + "Set RealName user lol");
    client.ReadUntil(response + "RealName = lol");
    Z;

    client.Write(request + "Set BindHost user 0.0.0.0");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "Set BindHost user 0.0.0.0");
    client.ReadUntil(response + "This bind host is already set!");
    Z;

    // Need to clear the bindhost for testing in the 'setnetwork'.
    client.Write("PRIVMSG *status :ClearUserBindHost");
    client.ReadUntil(
        ":*status!znc@znc.in PRIVMSG nick :Bind host cleared for your user.");
    Z;

    client.Write(request + "Set DefaultChanModes user +znst");
    client.ReadUntil(response + "DefaultChanModes = +znst");
    Z;

    client.Write(request + "Set QuitMsg user Writing this took forever.");
    client.ReadUntil(response + "QuitMsg = Writing this took forever");
    Z;

    client.Write(request + "Set Password user hunter2");
    client.ReadUntil(response + "Password has been changed!");
    Z;

    client.Write(request + "Set Timezone user America/New_York");
    client.ReadUntil(response + "Timezone = America/New_York");
    Z;

    client.Write(request + "Set TimestampFormat user [%H:%M]");
    client.ReadUntil(response + "TimestampFormat = [%H:%M]");
    Z;

    client.Write(request + "Set DCCBindHost user 0.0.0.0");
    client.ReadUntil(response + "DCCBindHost = 0.0.0.0");
    Z;

    client.Write(request + "Set StatusPrefix user &");
    client.ReadUntil(
        ":&controlpanel!znc@znc.in PRIVMSG nick :StatusPrefix = &");
    Z;

    client.Write("PRIVMSG &controlpanel :Set StatusPrefix user *");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "SetChan DefModes user freenode #znc ms");
    client.ReadUntil(response + "#znc: DefModes = ms");
    Z;

    client.Write(request + "SetChan Key user freenode #znc KindOneRules");
    client.ReadUntil(response + "#znc: Key = KindOneRules");
    Z;

    client.Write(request + "SetChan BufferSize user freenode #znc 9001");
    client.ReadUntil(response + "#znc: BufferSize = 9001");
    Z;

    client.Write(request + "SetChan InConfig user freenode #znc true");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request +
                 "SetChan AutoClearChanBuffer user freenode #znc false");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = false");
    Z;

    client.Write(request + "SetChan Detached user freenode #znc false");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "SetNetwork Nick user freenode NotUser");
    client.ReadUntil(response + "Nick = NotUser");
    Z;

    client.Write(request + "SetNetwork Altnick user freenode NotUser_");
    client.ReadUntil(response + "AltNick = NotUser_");
    Z;

    client.Write(request + "SetNetwork Ident user freenode identd");
    client.ReadUntil(response + "Ident = identd");
    Z;

    client.Write(request + "SetNetwork BindHost user freenode 0.0.0.0");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "SetNetwork FloodRate user freenode 66.00");
    client.ReadUntil(response + "FloodRate = 66.00");
    Z;

    client.Write(request + "SetNetwork FloodBurst user freenode 55");
    client.ReadUntil(response + "FloodBurst = 55");
    Z;

    client.Write(request + "SetNetwork JoinDelay user freenode 22");
    client.ReadUntil(response + "JoinDelay = 22");
    Z;

    client.Write(request + "SetNetwork QuitMsg user freenode telnet");
    client.ReadUntil(response + "QuitMsg = telnet");
    Z;

    client.Write(request + "Get Nick user");
    client.ReadUntil(response + "Nick = user1");
    Z;

    client.Write(request + "Get Altnick user");
    client.ReadUntil(response + "AltNick = user_1");
    Z;

    client.Write(request + "Get Ident user");
    client.ReadUntil(response + "Ident = user1");
    Z;

    client.Write(request + "Get RealName user");
    client.ReadUntil(response + "RealName = lol");
    Z;

    client.Write(request + "Get BindHost user");
    client.ReadUntil(response + "BindHost = ");
    Z;

    client.Write(request + "Get DefaultChanModes user");
    client.ReadUntil(response + "DefaultChanModes = +znst");
    Z;

    client.Write(request + "Get QuitMsg user");
    client.ReadUntil(response + "QuitMsg = Writing this took forever");
    Z;

    client.Write(request + "Get Password user");
    client.ReadUntil(response + "Error: Unknown variable");
    Z;

    client.Write(request + "Get Timezone user");
    client.ReadUntil(response + "Timezone = America/New_York");
    Z;

    client.Write(request + "Get TimestampFormat user");
    client.ReadUntil(response + "TimestampFormat = [%H:%M]");
    Z;

    client.Write(request + "Get DCCBindHost user");
    client.ReadUntil(response + "DCCBindHost = 0.0.0.0");
    Z;

    client.Write(request + "Get StatusPrefix user");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "GetChan DefModes user freenode #znc");
    client.ReadUntil(response + "#znc: DefModes = ms");
    Z;

    client.Write(request + "GetChan Key user freenode #znc");
    client.ReadUntil(response + "#znc: Key = KindOneRules");
    Z;

    client.Write(request + "GetChan BufferSize user freenode #znc");
    client.ReadUntil(response + "#znc: BufferSize = 9001");
    Z;

    client.Write(request + "GetChan InConfig user freenode #znc");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request + "GetChan AutoClearChanBuffer user freenode #znc");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = false");
    Z;

    client.Write(request + "GetChan Detached user freenode #znc");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "GetNetwork Nick user freenode");
    client.ReadUntil(response + "Nick = NotUser");
    Z;

    client.Write(request + "GetNetwork Altnick user freenode");
    client.ReadUntil(response + "AltNick = NotUser_");
    Z;

    client.Write(request + "GetNetwork Ident user freenode");
    client.ReadUntil(response + "Ident = identd");
    Z;

    client.Write(request + "GetNetwork BindHost user freenode");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "GetNetwork FloodRate user freenode");
    client.ReadUntil(response + "FloodRate = 66.00");
    Z;

    client.Write(request + "GetNetwork FloodBurst user freenode 55");
    client.ReadUntil(response + "FloodBurst = 55");
    Z;

    client.Write(request + "GetNetwork JoinDelay user freenode 22");
    client.ReadUntil(response + "JoinDelay = 22");
    Z;

    client.Write(request + "GetNetwork QuitMsg user freenode");
    client.ReadUntil(response + "QuitMsg = telnet");
    Z;

    client.Write(request + "UnLoadModule");
    client.ReadUntil(response + "Usage: UnloadModule <username> <modulename>");
    Z;

    client.Write(request + "UnLoadModule user");
    client.ReadUntil(response + "Usage: UnloadModule <username> <modulename>");
    Z;

    // https://github.com/znc/znc/issues/194
    client.Write(request + "UnloadModule user controlpanel");
    client.ReadUntil(response + "Please use /znc unloadmod controlpanel");
    Z;

    client.Write(request + "UnLoadModule user log");
    client.ReadUntil(response + "Unloaded module [log]");
    Z;

    client.Write(request + "UnLoadModule user log");
    client.ReadUntil(
        response + "Unable to unload module [log] [Module [log] not loaded.]");
    Z;

    client.Write(request + "UnLoadNetModule user freenode log");
    client.ReadUntil(response + "Unloaded module [log]");
    Z;

    client.Write(request + "UnLoadNetModule user freenode log");
    client.ReadUntil(
        response + "Unable to unload module [log] [Module [log] not loaded.]");
    Z;

    client.Write(request + "UnLoadNetModule user EFnet log");
    client.ReadUntil(response +
                     "Error: [user] does not have a network named [EFnet].");
    Z;

    // Test on second user "KindOne" from "user".

    client.Write(request + "AddCTCP KindOne VERSION Test");
    client.ReadUntil(response + "Added!");
    Z;

    // Added at the very beginning.
    client.Write(request + "AddNetwork KindOne freenode");
    client.ReadUntil(response + "Network [freenode] added for user [KindOne].");
    Z;

    client.Write(request + "AddServer KindOne freenode 127.0.0.1 6667");
    client.ReadUntil(response +
                     "Added IRC Server [127.0.0.1 6667] for network [freenode] "
                     "for user [KindOne].");
    Z;

    client.Write(request + "AddChan KindOne freenode #znc");
    client.ReadUntil(response + "Channel [#znc] for user [KindOne] added.");
    Z;

    client.Write(request + "AddChan KindOne freenode #znc");
    client.ReadUntil(response +
                     "Error: [KindOne] already has a channel named [#znc].");
    Z;

    client.Write(request + "AddUser KindOne hunter2");
    client.ReadUntil(response + "Error: User [KindOne] already exists!");
    Z;

    client.Write(request + "CloneUser KindOne KindOne_clone");
    client.ReadUntil(response + "User [KindOne_clone] added!");
    Z;

    client.Write(request + "CloneUser KindOne KindOne_clone");
    client.ReadUntil(response + "Error: User not added! [User already exists]");
    Z;

    client.Write(request + "DelCTCP KindOne VERSION");
    client.ReadUntil(response +
                     "Successfully removed [VERSION] for user [KindOne].");
    Z;

    client.Write(request + "DelCTCP KindOne VERSION");
    client.ReadUntil(response +
                     "Error: [VERSION] not found for user [KindOne]!");
    Z;

    client.Write(request + "DelChan KindOne freenode #znc");
    client.ReadUntil(response +
                     "Channel(s) [#znc] for user [KindOne] deleted.");
    Z;

    client.Write(request + "DelChan KindOne freenode #znc");
    client.ReadUntil(
        response +
        "Error: User [KindOne] does not have any channel matching [#znc].");
    Z;

    client.Write(request + "DelNetwork KindOne freenode");
    client.ReadUntil(response +
                     "Network [freenode] deleted on user [KindOne].");
    Z;

    client.Write(request + "DelNetwork KindOne freenode");
    client.ReadUntil(
        response +
        "Error: [KindOne] does not have a network named [freenode].");
    Z;

    client.Write(request + "AddNetwork KindOne freenode");
    client.ReadUntil(response + "Network [freenode] added for user [KindOne].");
    Z;

    client.Write(request + "AddChan KindOne freenode #znc");
    client.ReadUntil(response + "Channel [#znc] for user [KindOne] added.");
    Z;

    client.Write(request + "DelUser KindOne_clone");
    client.ReadUntil(response + "User [KindOne_clone] deleted!");
    Z;

    client.Write(request + "DelUser KindOne_clone");
    client.ReadUntil(response + "Error: User [KindOne_clone] does not exist!");
    Z;

    client.Write(request + "Disconnect KindOne freenode");
    client.ReadUntil(
        response +
        "Closed IRC connection for network [freenode] on user [KindOne].");
    Z;

    client.Write(request + "Disconnect KindOne EFnet");
    client.ReadUntil(response +
                     "Error: [KindOne] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Get Nick KindOne");
    client.ReadUntil(response + "Nick = KindOne");
    Z;

    client.Write(request + "Get AltNick KindOne");
    client.ReadUntil(response + "AltNick = KindOne");
    Z;

    client.Write(request + "Get Ident KindOne");
    client.ReadUntil(response + "Ident = KindOne");
    Z;

    client.Write(request + "Get RealName KindOne");
    client.ReadUntil(response + "RealName = ");
    Z;

    client.Write(request + "Get BindHost KindOne");
    client.ReadUntil(response + "BindHost = ");
    Z;

    client.Write(request + "Get DefaultChanModes KindOne");
    client.ReadUntil(response + "DefaultChanModes = ");
    Z;

    client.Write(request + "Get QuitMsg KindOne");
    client.ReadUntil(response + "QuitMsg = ");
    Z;

    client.Write(request + "Get Password KindOne");
    client.ReadUntil(response + "Error: Unknown variable");
    Z;

    client.Write(request + "Get Timezone KindOne");
    client.ReadUntil(response + "Timezone = ");
    Z;

    client.Write(request + "Get TimestampFormat KindOne");
    client.ReadUntil(response + "TimestampFormat = ");
    Z;

    client.Write(request + "Get DCCBindHost KindOne");
    client.ReadUntil(response + "DCCBindHost = ");
    Z;

    client.Write(request + "Get StatusPrefix KindOne");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "Get BufferCount KindOne");
    client.ReadUntil(response + "BufferCount = 50");
    Z;

    client.Write(request + "Get JoinTries KindOne");
    client.ReadUntil(response + "JoinTries = ");
    Z;

    client.Write(request + "Get MaxJoins KindOne");
    client.ReadUntil(response + "MaxJoins = ");
    Z;

    client.Write(request + "Get MaxNetworks KindOne");
    client.ReadUntil(response + "MaxNetworks = ");
    Z;

    client.Write(request + "Get MaxQueryBuffers KindOne");
    client.ReadUntil(response + "MaxQueryBuffers = ");
    Z;

    client.Write(request + "Get Admin KindOne");
    client.ReadUntil(response + "Admin = false");
    Z;

    client.Write(request + "Get AppendTimestamp KindOne");
    client.ReadUntil(response + "AppendTimestamp = false");
    Z;

    client.Write(request + "Get AutoClearChanBuffer KindOne");
    client.ReadUntil(response + "AutoClearChanBuffer = true");
    Z;

    client.Write(request + "Get AutoClearQueryBuffer KindOne");
    client.ReadUntil(response + "AutoClearQueryBuffer = true");
    Z;

    client.Write(request + "Get DenyLoadMod KindOne");
    client.ReadUntil(response + "DenyLoadMod = false");
    Z;

    client.Write(request + "Get DenySetBindHost KindOne");
    client.ReadUntil(response + "DenySetBindHost = false");
    Z;

    client.Write(request + "Get MultiClients KindOne");
    client.ReadUntil(response + "MultiClients = true");
    Z;

    client.Write(request + "Get PrependTimestamp KindOne");
    client.ReadUntil(response + "PrependTimestamp = true");
    Z;

    client.Write(request + "GetChan DefModes KindOne freenode #znc");
    client.ReadUntil(response + "#znc: DefModes = ");
    Z;

    client.Write(request + "GetChan Key KindOne freenode #znc");
    client.ReadUntil(response + "#znc: Key = ");
    Z;

    client.Write(request + "GetChan BufferSize KindOne freenode #znc");
    client.ReadUntil(response + "#znc: BufferSize = 50 (default)");
    Z;

    client.Write(request + "GetChan InConfig KindOne freenode #znc");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request + "GetChan AutoClearChanBuffer KindOne freenode #znc");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = true (default)");
    Z;

    client.Write(request + "GetChan Detached KindOne freenode #znc");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "GetNetwork Nick KindOne freenode");
    client.ReadUntil(response + "Nick = KindOne");
    Z;

    client.Write(request + "GetNetwork Altnick KindOne freenode");
    client.ReadUntil(response + "AltNick = KindOne");
    Z;

    client.Write(request + "GetNetwork Ident KindOne freenode");
    client.ReadUntil(response + "Ident = KindOne");
    Z;

    client.Write(request + "GetNetwork BindHost KindOne freenode");
    client.ReadUntil(response + "BindHost = ");
    Z;

    client.Write(request + "GetNetwork FloodRate KindOne freenode");
    client.ReadUntil(response + "FloodRate = 1.00");
    Z;

    client.Write(request + "GetNetwork FloodBurst KindOne freenode");
    client.ReadUntil(response + "FloodBurst = 4");
    Z;

    client.Write(request + "GetNetwork JoinDelay KindOne freenode");
    client.ReadUntil(response + "JoinDelay = 0");
    Z;

    client.Write(request + "GetNetwork QuitMsg KindOne freenode");
    client.ReadUntil(response + "QuitMsg = ");
    Z;

    client.Write(request + "AddCTCP KindOne VERSION Test");
    client.ReadUntil(response + "Added!");
    Z;

    client.Write(request + "ListCTCPs KindOne");
    client.ReadUntil(response + "Request: VERSION");
    Z;

    client.Write(request + "ListMods KindOne");
    client.ReadUntil(response + "User [KindOne] has no modules loaded.");
    Z;

    client.Write(request + "LoadModule KindOne autoop");
    client.ReadUntil(response +
                     "Unable to load module [autoop] [Module [autoop] does not "
                     "support module type [User].]");
    Z;

    client.Write(request + "LoadModule KindOne perform");
    client.ReadUntil(response + "Loaded module [perform]");
    Z;

    client.Write(request + "ListMods KindOne");
    client.ReadUntil(response + "Name: perform");
    Z;

    client.Write(request + "ListNetMods KindOne");
    client.ReadUntil(response + "Usage: ListNetMods <username> <network>");
    Z;

    client.Write(request + "ListNetworks KindOne");
    client.ReadUntil(response + "Network: freenode");
    Z;

    client.Write(request + "ListUsers");
    client.ReadUntil(response + "Username: user");
    Z;

    client.Write(request + "LoadModule");
    client.ReadUntil(response +
                     "Usage: LoadModule <username> <modulename> [args]");
    Z;

    client.Write(request + "LoadModule KindOne");
    client.ReadUntil(response +
                     "Usage: LoadModule <username> <modulename> [args]");
    Z;

    client.Write(request + "LoadModule KindOne log");
    client.ReadUntil(response + "Loaded module [log]");
    Z;

    client.Write(request + "LoadModule KindOne log");
    client.ReadUntil(
        response + "Unable to load module [log] because it is already loaded");
    Z;

    client.Write(request + "LoadNetModule KindOne freenode log");
    client.ReadUntil(response + "Loaded module [log]");
    Z;

    client.Write(request + "LoadNetModule KindOne freenode log");
    client.ReadUntil(
        response + "Unable to load module [log] because it is already loaded");
    Z;

    client.Write(request + "LoadNetModule KindOne EFnet log");
    client.ReadUntil(response +
                     "Error: [KindOne] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Reconnect KindOne freenode");
    client.ReadUntil(
        response +
        "Queued network [freenode] for user [KindOne] for a reconnect.");
    Z;

    client.Write(request + "Reconnect KindOne EFnet");
    client.ReadUntil(response +
                     "Error: [KindOne] does not have a network named [EFnet].");
    Z;

    client.Write(request + "Set Nick KindOne KindTwo");
    client.ReadUntil(response + "Nick = KindTwo");
    Z;

    client.Write(request + "Set Altnick KindOne KindTwo_");
    client.ReadUntil(response + "AltNick = KindTwo_");
    Z;

    client.Write(request + "Set Ident KindOne znc");
    client.ReadUntil(response + "Ident = znc");
    Z;

    client.Write(request + "Set RealName KindOne real_name");
    client.ReadUntil(response + "RealName = real_name");
    Z;

    client.Write(request + "Set BindHost KindOne 0.0.0.0");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "Set DefaultChanModes KindOne +inst");
    client.ReadUntil(response + "DefaultChanModes = +inst");
    Z;

    client.Write(request + "Set QuitMsg KindOne Writing this took forever.");
    client.ReadUntil(response + "QuitMsg = Writing this took forever");
    Z;

    client.Write(request + "Set Password KindOne hunter2");
    client.ReadUntil(response + "Password has been changed!");
    Z;

    client.Write(request + "Set Timezone KindOne America/New_York");
    client.ReadUntil(response + "Timezone = America/New_York");
    Z;

    client.Write(request + "Set TimestampFormat KindOne [%H:%M]");
    client.ReadUntil(response + "TimestampFormat = [%H:%M]");
    Z;

    client.Write(request + "Set DCCBindHost KindOne 0.0.0.0");
    client.ReadUntil(response + "DCCBindHost = 0.0.0.0");
    Z;

    client.Write(request + "Set StatusPrefix KindOne &");
    client.ReadUntil(response + "StatusPrefix = &");
    Z;

    client.Write(request + "Set StatusPrefix KindOne *");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "SetChan DefModes KindOne freenode #znc is");
    client.ReadUntil(response + "#znc: DefModes = is");
    Z;

    client.Write(request + "SetChan Key KindOne freenode #znc KindOneRules");
    client.ReadUntil(response + "#znc: Key = KindOneRules");
    Z;

    client.Write(request + "SetChan BufferSize KindOne freenode #znc 9001");
    client.ReadUntil(response + "#znc: BufferSize = 9001");
    Z;

    client.Write(request + "SetChan InConfig KindOne freenode #znc true");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request +
                 "SetChan AutoClearChanBuffer KindOne freenode #znc false");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = false");
    Z;

    client.Write(request + "SetChan Detached KindOne freenode #znc false");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "SetNetwork Nick KindOne freenode KindTwo");
    client.ReadUntil(response + "Nick = KindTwo");
    Z;

    client.Write(request + "SetNetwork Altnick KindOne freenode KindTwo_");
    client.ReadUntil(response + "AltNick = KindTwo_");
    Z;

    client.Write(request + "SetNetwork Ident KindOne freenode znc");
    client.ReadUntil(response + "Ident = znc");
    Z;

    client.Write(request + "SetNetwork BindHost KindOne freenode 0.0.0.0");
    client.ReadUntil(response + "This bind host is already set!");
    Z;

    client.Write(request + "SetNetwork FloodRate KindOne freenode 42.00");
    client.ReadUntil(response + "FloodRate = 42.00");
    Z;

    client.Write(request + "SetNetwork FloodBurst KindOne freenode 20");
    client.ReadUntil(response + "FloodBurst = 20");
    Z;

    client.Write(request + "SetNetwork JoinDelay KindOne freenode 5");
    client.ReadUntil(response + "JoinDelay = 5");
    Z;

    client.Write(request + "SetNetwork QuitMsg KindOne freenode telnet");
    client.ReadUntil(response + "QuitMsg = telnet");
    Z;

    client.Write(request + "Get Nick KindOne");
    client.ReadUntil(response + "Nick = KindTwo");
    Z;

    client.Write(request + "Get Altnick KindOne");
    client.ReadUntil(response + "AltNick = KindTwo_");
    Z;

    client.Write(request + "Get Ident KindOne");
    client.ReadUntil(response + "Ident = znc");
    Z;

    client.Write(request + "Get RealName KindOne");
    client.ReadUntil(response + "RealName = real_name");
    Z;

    client.Write(request + "Get BindHost KindOne");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "Get DefaultChanModes KindOne");
    client.ReadUntil(response + "DefaultChanModes = +inst");
    Z;

    client.Write(request + "Get QuitMsg KindOne");
    client.ReadUntil(response + "QuitMsg = Writing this took forever");
    Z;

    client.Write(request + "Get Password KindOne");
    client.ReadUntil(response + "Error: Unknown variable");
    Z;

    client.Write(request + "Get Timezone KindOne");
    client.ReadUntil(response + "Timezone = America/New_York");
    Z;

    client.Write(request + "Get TimestampFormat KindOne");
    client.ReadUntil(response + "TimestampFormat = [%H:%M]");
    Z;

    client.Write(request + "Get DCCBindHost KindOne");
    client.ReadUntil(response + "DCCBindHost = 0.0.0.0");
    Z;

    client.Write(request + "Get StatusPrefix KindOne");
    client.ReadUntil(response + "StatusPrefix = *");
    Z;

    client.Write(request + "GetChan DefModes KindOne freenode #znc");
    client.ReadUntil(response + "#znc: DefModes = is");
    Z;

    client.Write(request + "GetChan Key KindOne freenode #znc");
    client.ReadUntil(response + "#znc: Key = KindOneRules");
    Z;

    client.Write(request + "GetChan BufferSize KindOne freenode #znc");
    client.ReadUntil(response + "#znc: BufferSize = 9001");
    Z;

    client.Write(request + "GetChan InConfig KindOne freenode #znc");
    client.ReadUntil(response + "#znc: InConfig = true");
    Z;

    client.Write(request + "GetChan AutoClearChanBuffer KindOne freenode #znc");
    client.ReadUntil(response + "#znc: AutoClearChanBuffer = false");
    Z;

    client.Write(request + "GetChan Detached KindOne freenode #znc");
    client.ReadUntil(response + "#znc: Detached = false");
    Z;

    client.Write(request + "GetNetwork Nick KindOne freenode");
    client.ReadUntil(response + "Nick = KindTwo");
    Z;

    client.Write(request + "GetNetwork Altnick KindOne freenode");
    client.ReadUntil(response + "AltNick = KindTwo_");
    Z;

    client.Write(request + "GetNetwork Ident KindOne freenode");
    client.ReadUntil(response + "Ident = znc");
    Z;

    client.Write(request + "GetNetwork BindHost KindOne freenode");
    client.ReadUntil(response + "BindHost = 0.0.0.0");
    Z;

    client.Write(request + "GetNetwork FloodRate KindOne freenode");
    client.ReadUntil(response + "FloodRate = 42.00");
    Z;

    client.Write(request + "GetNetwork FloodBurst KindOne freenode");
    client.ReadUntil(response + "FloodBurst = 20");
    Z;

    client.Write(request + "GetNetwork JoinDelay KindOne freenode");
    client.ReadUntil(response + "JoinDelay = 5");
    Z;

    client.Write(request + "GetNetwork QuitMsg KindOne freenode");
    client.ReadUntil(response + "QuitMsg = telnet");
    Z;

    client.Write(request + "UnLoadModule");
    client.ReadUntil(response + "Usage: UnloadModule <username> <modulename>");
    Z;

    client.Write(request + "UnLoadModule KindOne");
    client.ReadUntil(response + "Usage: UnloadModule <username> <modulename>");
    Z;

    client.Write(request + "UnLoadModule KindOne log");
    client.ReadUntil(response + "Unloaded module [log]");
    Z;

    client.Write(request + "UnLoadModule KindOne log");
    client.ReadUntil(
        response + "Unable to unload module [log] [Module [log] not loaded.]");
    Z;

    client.Write(request + "UnLoadNetModule KindOne freenode log");
    client.ReadUntil(response + "Unloaded module [log]");
    Z;

    client.Write(request + "UnLoadNetModule KindOne freenode log");
    client.ReadUntil(
        response + "Unable to unload module [log] [Module [log] not loaded.]");
    Z;

    client.Write(request + "UnLoadNetModule KindOne EFnet log");
    client.ReadUntil(response +
                     "Error: [KindOne] does not have a network named [EFnet].");
    Z;

    // Test on "foobar", a user that does not exist.

    client.Write(request + "AddCTCP foobar VERSION Test");
    client.ReadUntil(response + "Error: User [foobar] not found.");
    Z;
}

TEST_F(ZNCTest, ShellModule) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    client.Write("znc loadmod shell");
    client.Write("PRIVMSG *shell :echo blahblah");
    client.ReadUntil("PRIVMSG nick :blahblah");
    client.ReadUntil("PRIVMSG nick :znc$");
}

TEST_F(ZNCTest, NotifyConnectModule) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    client.Write("znc loadmod notify_connect");

    auto client2 = ConnectClient();
    client2.Write("PASS :hunter2");
    client2.Write("NICK nick");
    client2.Write("USER user/test x x :x");
    client.ReadUntil("NOTICE nick :*** user attached (from 127.0.0.1)");
    Z;

    auto client3 = ConnectClient();
    client3.Write("PASS :hunter2");
    client3.Write("NICK nick");
    client3.Write("USER user@identifier/test x x :x");
    client.ReadUntil(
        "NOTICE nick :*** user@identifier attached (from 127.0.0.1)");
    Z;
    client2.ReadUntil(
        "NOTICE nick :*** user@identifier attached (from 127.0.0.1)");
    Z;

    client2.Write("QUIT");
    client.ReadUntil("NOTICE nick :*** user detached (from 127.0.0.1)");
    Z;

    client3.Close();
    client.ReadUntil(
        "NOTICE nick :*** user@identifier detached (from 127.0.0.1)");
    Z;
}

TEST_F(ZNCTest, WatchModule) {
    // TODO test other messages
    // TODO test options
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    client.Write("znc loadmod watch");
    client.Write("PRIVMSG *watch :add *");
    client.ReadUntil("Adding entry:");
    Z;
    ircd.Write(":server 001 nick :Hello");
    ircd.Write(":nick JOIN :#znc");
    ircd.Write(":n!i@h PRIVMSG #znc :\001ACTION foo\001");
    client.ReadUntil(
        ":$*!watch@znc.in PRIVMSG nick :* CTCP: n [ACTION foo] to [#znc]");
}

TEST_F(ZNCTest, Modperl) {
    if (QProcessEnvironment::systemEnvironment().value(
            "DISABLED_ZNC_PERL_PYTHON_TEST") == "1") {
        return;
    }
    auto znc = Run();
    Z;
    znc->CanLeak();
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    client.Write("znc loadmod modperl");
    client.Write("znc loadmod perleval");
    client.Write("PRIVMSG *perleval :2+2");
    client.ReadUntil(":*perleval!znc@znc.in PRIVMSG nick :Result: 4");
    Z;
    client.Write("PRIVMSG *perleval :$self->GetUser->GetUserName");
    client.ReadUntil("Result: user");
    Z;
}

TEST_F(ZNCTest, Modpython) {
    if (QProcessEnvironment::systemEnvironment().value(
            "DISABLED_ZNC_PERL_PYTHON_TEST") == "1") {
        return;
    }
    auto znc = Run();
    Z;
    znc->CanLeak();
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    client.Write("znc loadmod modpython");
    client.Write("znc loadmod pyeval");
    client.Write("PRIVMSG *pyeval :2+2");
    client.ReadUntil(":*pyeval!znc@znc.in PRIVMSG nick :4");
    Z;
    client.Write("PRIVMSG *pyeval :module.GetUser().GetUserName()");
    client.ReadUntil("nick :'user'");
    Z;
    ircd.Write(":server 001 nick :Hello");
    ircd.Write(":n!u@h PRIVMSG nick :Hi\xF0, github issue #1229");
    // "replacement character"
    client.ReadUntil("Hi\xEF\xBF\xBD, github issue");
    Z;
}

TEST_F(ZNCTest, Encoding) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    ircd.Write(":server 001 nick :hello");
    // legacy
    ircd.Write(":n!u@h PRIVMSG nick :Hello\xE6world");
    client.ReadUntil("Hello\xE6world");
    Z;
    client.Write("PRIVMSG *controlpanel :SetNetwork Encoding $me $net UTF-8");
    client.ReadUntil("Encoding = UTF-8");
    Z;
    ircd.Write(":n!u@h PRIVMSG nick :Hello\xE6world");
    client.ReadUntil("Hello\xEF\xBF\xBDworld");
    Z;
    client.Write(
        "PRIVMSG *controlpanel :SetNetwork Encoding $me $net ^CP-1251");
    client.ReadUntil("Encoding = ^CP-1251");
    Z;
    ircd.Write(":n!u@h PRIVMSG nick :Hello\xE6world");
    client.ReadUntil("Hello\xD0\xB6world");
    Z;
    ircd.Write(":n!u@h PRIVMSG nick :Hello\xD0\xB6world");
    client.ReadUntil("Hello\xD0\xB6world");
    Z;
}

TEST_F(ZNCTest, BuildMod) {
    auto znc = Run();
    Z;
    auto ircd = ConnectIRCd();
    Z;
    auto client = LoginClient();
    Z;
    QDir dir(m_dir.path());
    EXPECT_TRUE(dir.mkdir("modules"));
    EXPECT_TRUE(dir.cd("modules"));
    {
        Process p(ZNC_BIN_DIR "/znc-buildmod",
                  QStringList() << ZNC_SRC_DIR "/test/file-not-found.cpp",
                  [&](QProcess* proc) {
            proc->setWorkingDirectory(dir.absolutePath());
            proc->setProcessChannelMode(QProcess::ForwardedChannels);
        });
        p.ShouldFinishItself(1);
    }
    {
        Process p(ZNC_BIN_DIR "/znc-buildmod",
                  QStringList() << ZNC_SRC_DIR "/test/testmod.cpp",
                  [&](QProcess* proc) {
            proc->setWorkingDirectory(dir.absolutePath());
            proc->setProcessChannelMode(QProcess::ForwardedChannels);
        });
        p.ShouldFinishItself();
    }
    client.Write("znc loadmod testmod");
    client.Write("PRIVMSG *testmod :hi");
    client.ReadUntil("Lorem ipsum");
    Z;
}

}  // namespace