C++ WebSocket::shutdown方法代码示例

void HTTPWSTest::testPasswordProtectedDocumentWithWrongPassword()
{
    try
    {
        const std::string documentPath = Util::getTempFilePath(TDOC, "password-protected.ods");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        // Send a load request with incorrect password
        sendTextFrame(socket, "load url=" + documentURL + " password=2");

        std::string response;
        getResponseMessage(socket, "error:", response, true);
        CPPUNIT_ASSERT_MESSAGE("did not receive an error: message as expected", !response.empty());
        {
            Poco::StringTokenizer tokens(response, " ", Poco::StringTokenizer::TOK_IGNORE_EMPTY | Poco::StringTokenizer::TOK_TRIM);
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(2), tokens.count());

            std::string errorCommand;
            std::string errorKind;
            LOOLProtocol::getTokenString(tokens[0], "cmd", errorCommand);
            LOOLProtocol::getTokenString(tokens[1], "kind", errorKind);
            CPPUNIT_ASSERT_EQUAL(std::string("load"), errorCommand);
            CPPUNIT_ASSERT_EQUAL(std::string("wrongpassword"), errorKind);
        }
        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testRenderingOptions()
{
    try
    {
        // Load a document and get its size.
        const std::string documentPath = Util::getTempFilePath(TDOC, "hide-whitespace.odt");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();
        const std::string options = "{\"rendering\":{\".uno:HideWhitespace\":{\"type\":\"boolean\",\"value\":\"true\"}}}";

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL + " options=" + options);
        sendTextFrame(socket, "status");

        std::string status;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << '\n';
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << '\n';
                std::string line = LOOLProtocol::getFirstLine(buffer, n);
                std::string prefix = "status: ";
                if (line.find(prefix) == 0)
                {
                    status = line.substr(prefix.length());
                    break;
                }
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);
        socket.shutdown();
        Util::removeFile(documentPath);

        // Expected format is something like 'type=text parts=2 current=0 width=12808 height=1142'.
        Poco::StringTokenizer tokens(status, " ", Poco::StringTokenizer::TOK_IGNORE_EMPTY | Poco::StringTokenizer::TOK_TRIM);
        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(5), tokens.count());

        const std::string token = tokens[4];
        const std::string prefix = "height=";
        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(0), token.find(prefix));
        const int height = std::stoi(token.substr(prefix.size()));
        // HideWhitespace was ignored, this was 32532, should be around 16706.
        CPPUNIT_ASSERT(height < 20000);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

 void shutdownWebSocket(Poco::Net::WebSocket& ws)
 {
     try
     {
         ws.shutdown();
     }
     catch (Poco::IOException& exc)
     {
         Poco::Util::Application::instance().logger().error(logPrefix() + "IOException: " + exc.message());
     }
 }

void HTTPWSTest::testPaste()
{
    try
    {
        // Load a document and make it empty, then paste some text into it.
        const std::string documentPath = Util::getTempFilePath(TDOC, "hello.odt");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        sendTextFrame(socket, "uno .uno:SelectAll");
        sendTextFrame(socket, "uno .uno:Delete");

        // Paste some text into it.
        sendTextFrame(socket, "paste mimetype=text/plain;charset=utf-8\naaa bbb ccc");

        // Check if the document contains the pasted text.
        sendTextFrame(socket, "uno .uno:SelectAll");
        sendTextFrame(socket, "gettextselection mimetype=text/plain;charset=utf-8");
        std::string selection;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << '\n';
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << '\n';
                const std::string line = LOOLProtocol::getFirstLine(buffer, n);
                const std::string prefix = "textselectioncontent: ";
                if (line.find(prefix) == 0)
                {
                    selection = line.substr(prefix.length());
                    break;
                }
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);
        socket.shutdown();
        CPPUNIT_ASSERT_EQUAL(std::string("aaa bbb ccc"), selection);
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

 void shutdownWebSocket(Poco::Net::WebSocket& ws)
 {
     try
     {
         ws.shutdown();
     }
     catch (const Poco::IOException& exc)
     {
         Log::error("IOException: " + exc.message());
     }
 }

	void shutdown(Poco::Net::WebSocket& webSocket, Poco::UInt16 statusCode, Poco::Logger& logger)
	{
		try
		{
			webSocket.shutdown(statusCode);
			webSocket.shutdownSend();
		}
		catch (Poco::Exception& exc)
		{
			logger.warning(Poco::format("Error shutting down WebSocket: %s", exc.displayText()));
		}
	}

void HTTPWSTest::testLargePaste()
{
    try
    {
        // Load a document and make it empty.
        const std::string documentPath = Util::getTempFilePath(TDOC, "hello.odt");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        sendTextFrame(socket, "uno .uno:SelectAll");
        sendTextFrame(socket, "uno .uno:Delete");

        // Paste some text into it.
        std::ifstream documentStream(documentPath);
        std::string documentContents((std::istreambuf_iterator<char>(documentStream)), std::istreambuf_iterator<char>());
        sendTextFrame(socket, "paste mimetype=text/html\n" + documentContents);

        // Check if the server is still alive.
        // This resulted first in a hang, as respose for the message never arrived, then a bit later in a Poco::TimeoutException.
        sendTextFrame(socket, "gettextselection mimetype=text/plain;charset=utf-8");
        std::string selection;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message length " << n << ": " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << '\n';
                std::string line = LOOLProtocol::getFirstLine(buffer, n);
                std::string prefix = "textselectioncontent: ";
                if (line.find(prefix) == 0)
                    break;
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);
        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testExcelLoad()
{
    try
    {
        // Load a document and make it empty.
        const std::string documentPath = Util::getTempFilePath(TDOC, "timeline.xlsx");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        std::string status;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << '\n';
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << '\n';
                const std::string line = LOOLProtocol::getFirstLine(buffer, n);
                std::string prefix = "status: ";
                if (line.find(prefix) == 0)
                {
                    status = line.substr(prefix.length());
                    break;
                }
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);
        socket.shutdown();
        Util::removeFile(documentPath);
        // Expected format is something like 'type=text parts=2 current=0 width=12808 height=1142'.
        Poco::StringTokenizer tokens(status, " ", Poco::StringTokenizer::TOK_IGNORE_EMPTY | Poco::StringTokenizer::TOK_TRIM);
        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(5), tokens.count());
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testBadLoad()
{
    try
    {
        // Load a document and get its status.
        const std::string documentPath = Util::getTempFilePath(TDOC, "hello.odt");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        // Before loading request status.
        sendTextFrame(socket, "status");

        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << std::endl;
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << std::endl;
                const std::string line = LOOLProtocol::getFirstLine(buffer, n);

                // For some reason the server claims a client has the 'edit lock' even if no
                // document has been successfully loaded
                if (LOOLProtocol::getFirstToken(buffer, n) == "editlock:" ||
                    LOOLProtocol::getFirstToken(buffer, n) == "statusindicator:")
                    continue;

                CPPUNIT_ASSERT_EQUAL(std::string("error: cmd=status kind=nodocloaded"), line);
                break;
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);

        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testCloseAfterClose()
{
    try
    {
        int bytes;
        int flags;
        char buffer[READ_BUFFER_SIZE];

        // Load a document and get its status.
        const std::string documentPath = Util::getTempFilePath(TDOC, "hello.odt");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        // send normal socket shutdown
        socket.shutdown();

        // 5 seconds timeout
        socket.setReceiveTimeout(5000000);

        // receive close frame handshake
        do
        {
            bytes = socket.receiveFrame(buffer, sizeof(buffer), flags);
        }
        while ((flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);

        // no more messages is received.
        bytes = socket.receiveFrame(buffer, sizeof(buffer), flags);
        std::string received(buffer);
        std::cout << received << "received " << bytes << " flags "<< flags << std::endl;
        CPPUNIT_ASSERT_EQUAL(0, bytes);
        CPPUNIT_ASSERT_EQUAL(0, flags);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::loadDoc(const std::string& documentURL)
{
    try
    {
        // Load a document and get its status.
        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        std::string status;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << std::endl;
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << std::endl;
                const std::string line = LOOLProtocol::getFirstLine(buffer, n);
                const std::string prefix = "status: ";
                if (line.find(prefix) == 0)
                {
                    status = line.substr(prefix.length());
                    // Might be too strict, consider something flexible instread.
                    CPPUNIT_ASSERT_EQUAL(std::string("type=text parts=1 current=0 width=12808 height=16408"), status);
                    break;
                }
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);

        socket.shutdown();
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testPasswordProtectedDocumentWithCorrectPassword()
{
    try
    {
        const std::string documentPath = Util::getTempFilePath(TDOC, "password-protected.ods");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        // Send a load request with correct password
        sendTextFrame(socket, "load url=" + documentURL + " password=1");

        CPPUNIT_ASSERT_MESSAGE("cannot load the document with correct password " + documentURL, isDocumentLoaded(socket));
        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void TileCacheTests::testClientPartCalc()
{
    try
    {
        // Load a document
        std::string documentPath, documentURL;
        getDocumentPathAndURL("setclientpart.ods", documentPath, documentURL);

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(_uri, request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        checkTiles(socket, "spreadsheet");

        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testImpressPartCountChanged()
{
    try
    {
        // Load a document
        const std::string documentPath = Util::getTempFilePath(TDOC, "insert-delete.odp");
        const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        // check total slides 1
        sendTextFrame(socket, "status");

        std::string response;
        getResponseMessage(socket, "status:", response, true);
        CPPUNIT_ASSERT_MESSAGE("did not receive a status: message as expected", !response.empty());
        {
            Poco::StringTokenizer tokens(response, " ", Poco::StringTokenizer::TOK_IGNORE_EMPTY | Poco::StringTokenizer::TOK_TRIM);
            CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(5), tokens.count());

            // Expected format is something like 'type= parts= current= width= height='.
            const std::string prefix = "parts=";
            const int totalParts = std::stoi(tokens[1].substr(prefix.size()));
            CPPUNIT_ASSERT_EQUAL(1, totalParts);
        }

        /* FIXME partscountchanged: was removed, update accordingly
        // insert 10 slides
        for (unsigned it = 1; it <= 10; it++)
        {
            sendTextFrame(socket, "uno .uno:InsertPage");
            getResponseMessage(socket, "partscountchanged:", response, false);
            CPPUNIT_ASSERT_MESSAGE("did not receive a partscountchanged: message as expected", !response.empty());
            {
                Poco::JSON::Parser parser;
                Poco::Dynamic::Var result = parser.parse(response);
                Poco::DynamicStruct values = *result.extract<Poco::JSON::Object::Ptr>();
                CPPUNIT_ASSERT(values["action"] == "PartInserted");
            }
        }

        // delete 10 slides
        for (unsigned it = 1; it <= 10; it++)
        {
            sendTextFrame(socket, "uno .uno:DeletePage");
            getResponseMessage(socket, "partscountchanged:", response, false);
            CPPUNIT_ASSERT_MESSAGE("did not receive a partscountchanged: message as expected", !response.empty());
            {
                Poco::JSON::Parser parser;
                Poco::Dynamic::Var result = parser.parse(response);
                Poco::DynamicStruct values = *result.extract<Poco::JSON::Object::Ptr>();
                CPPUNIT_ASSERT(values["action"] == "PartDeleted");
            }
        }

        // undo delete slides
        for (unsigned it = 1; it <= 10; it++)
        {
            sendTextFrame(socket, "uno .uno:Undo");
            getResponseMessage(socket, "partscountchanged:", response, false);
            CPPUNIT_ASSERT_MESSAGE("did not receive a partscountchanged: message as expected", !response.empty());
            {
                Poco::JSON::Parser parser;
                Poco::Dynamic::Var result = parser.parse(response);
                Poco::DynamicStruct values = *result.extract<Poco::JSON::Object::Ptr>();
                CPPUNIT_ASSERT(values["action"] == "PartInserted");
            }
        }

        // redo inserted slides
        for (unsigned it = 1; it <= 10; it++)
        {
            sendTextFrame(socket, "uno .uno:Redo");
            getResponseMessage(socket, "partscountchanged:", response, false);
            CPPUNIT_ASSERT_MESSAGE("did not receive a partscountchanged: message as expected", !response.empty());
            {
                Poco::JSON::Parser parser;
                Poco::Dynamic::Var result = parser.parse(response);
                Poco::DynamicStruct values = *result.extract<Poco::JSON::Object::Ptr>();
                CPPUNIT_ASSERT(values["action"] == "PartDeleted");
            }
        }
        */

        socket.shutdown();
        Util::removeFile(documentPath);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}

void HTTPWSTest::testReloadWhileDisconnecting()
{
    const std::string documentPath = Util::getTempFilePath(TDOC, "hello.odt");
    const std::string documentURL = "file://" + Poco::Path(documentPath).makeAbsolute().toString();

    int kitcount = -1;
    try
    {
        // Load a document and get its status.
        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        sendTextFrame(socket, "uno .uno:SelectAll");
        sendTextFrame(socket, "uno .uno:Delete");
        sendTextFrame(socket, "paste mimetype=text/plain;charset=utf-8\naaa bbb ccc");

        kitcount = countLoolKitProcesses();

        // Shutdown abruptly.
        socket.shutdown();
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }

    std::cout << "Loading again." << std::endl;
    try
    {
        // Load the same document and check that the last changes (pasted text) is saved.
        Poco::Net::HTTPRequest request(Poco::Net::HTTPRequest::HTTP_GET, documentURL);
        Poco::Net::WebSocket socket = *connectLOKit(request, _response);

        sendTextFrame(socket, "load url=" + documentURL);
        sendTextFrame(socket, "status");
        CPPUNIT_ASSERT_MESSAGE("cannot load the document " + documentURL, isDocumentLoaded(socket));

        // Should have no new instances.
        CPPUNIT_ASSERT_EQUAL(kitcount, countLoolKitProcesses());

        // Check if the document contains the pasted text.
        sendTextFrame(socket, "uno .uno:SelectAll");
        sendTextFrame(socket, "gettextselection mimetype=text/plain;charset=utf-8");
        std::string selection;
        int flags;
        int n;
        do
        {
            char buffer[READ_BUFFER_SIZE];
            n = socket.receiveFrame(buffer, sizeof(buffer), flags);
            std::cout << "Got " << n << " bytes, flags: " << std::hex << flags << std::dec << '\n';
            if (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE)
            {
                std::cout << "Received message: " << LOOLProtocol::getAbbreviatedMessage(buffer, n) << '\n';
                const std::string line = LOOLProtocol::getFirstLine(buffer, n);
                if (line.find("editlock: ") == 0)
                {
                    // We must have the editlock, otherwise we aren't alone.
                    CPPUNIT_ASSERT_EQUAL(std::string("editlock: 1"), line);
                }

                const std::string prefix = "textselectioncontent: ";
                if (line.find(prefix) == 0)
                {
                    selection = line.substr(prefix.length());
                    break;
                }
            }
        }
        while (n > 0 && (flags & Poco::Net::WebSocket::FRAME_OP_BITMASK) != Poco::Net::WebSocket::FRAME_OP_CLOSE);
        socket.shutdown();
        Util::removeFile(documentPath);
        CPPUNIT_ASSERT_EQUAL(std::string("aaa bbb ccc"), selection);
    }
    catch (const Poco::Exception& exc)
    {
        CPPUNIT_FAIL(exc.displayText());
    }
}