--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/3rdparty/vmime/tests/testUtils.cpp	Tue Aug 17 11:19:54 2021 +0200
@@ -0,0 +1,383 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
+//
+// This program 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.
+//
+// This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "testUtils.hpp"
+
+#include "vmime/utility/stringUtils.hpp"
+
+#include <cstring>
+
+
+
+// testSocket
+
+void testSocket::connect(const vmime::string& address, const vmime::port_t port)
+{
+	m_address = address;
+	m_port = port;
+	m_connected = true;
+
+	onConnected();
+}
+
+
+void testSocket::disconnect()
+{
+	m_address.clear();
+	m_port = 0;
+	m_connected = false;
+}
+
+
+bool testSocket::isConnected() const
+{
+	return m_connected;
+}
+
+
+vmime::size_t testSocket::getBlockSize() const
+{
+	return 16384;
+}
+
+
+unsigned int testSocket::getStatus() const
+{
+	return 0;
+}
+
+
+const vmime::string testSocket::getPeerName() const
+{
+	return "test.vmime.org";
+}
+
+
+const vmime::string testSocket::getPeerAddress() const
+{
+	return "127.0.0.1";
+}
+
+
+vmime::shared_ptr <vmime::net::timeoutHandler> testSocket::getTimeoutHandler()
+{
+	return vmime::null;
+}
+
+
+void testSocket::setTracer(vmime::shared_ptr <vmime::net::tracer> tracer)
+{
+}
+
+
+vmime::shared_ptr <vmime::net::tracer> testSocket::getTracer()
+{
+	return vmime::null;
+}
+
+
+bool testSocket::waitForRead(const int msecs)
+{
+	return true;
+}
+
+
+bool testSocket::waitForWrite(const int msecs)
+{
+	return true;
+}
+
+
+void testSocket::receive(vmime::string& buffer)
+{
+	buffer = m_inBuffer;
+	m_inBuffer.clear();
+}
+
+
+void testSocket::send(const vmime::string& buffer)
+{
+	m_outBuffer += buffer;
+
+	onDataReceived();
+}
+
+
+void testSocket::send(const char* str)
+{
+	sendRaw(reinterpret_cast <const vmime::byte_t*>(str), strlen(str));
+}
+
+
+vmime::size_t testSocket::receiveRaw(vmime::byte_t* buffer, const size_t count)
+{
+	const size_t n = std::min(count, static_cast <size_t>(m_inBuffer.size()));
+
+	std::copy(m_inBuffer.begin(), m_inBuffer.begin() + n, buffer);
+	m_inBuffer.erase(m_inBuffer.begin(), m_inBuffer.begin() + n);
+
+	return  n;
+}
+
+
+void testSocket::sendRaw(const vmime::byte_t* buffer, const size_t count)
+{
+	send(vmime::utility::stringUtils::makeStringFromBytes(buffer, count));
+}
+
+
+vmime::size_t testSocket::sendRawNonBlocking(const vmime::byte_t* buffer, const size_t count)
+{
+	sendRaw(buffer, count);
+	return count;
+}
+
+
+void testSocket::localSend(const vmime::string& buffer)
+{
+	m_inBuffer += buffer;
+}
+
+
+void testSocket::localReceive(vmime::string& buffer)
+{
+	buffer = m_outBuffer;
+	m_outBuffer.clear();
+}
+
+
+bool testSocket::localReceiveLine(vmime::string& line)
+{
+	vmime::size_t eol;
+
+	if ((eol = m_outBuffer.find('\n')) != vmime::string::npos)
+	{
+		line = vmime::string(m_outBuffer.begin(), m_outBuffer.begin() + eol);
+
+		if (!line.empty() && line[line.length() - 1] == '\r')
+			line.erase(line.end() - 1, line.end());
+
+		m_outBuffer.erase(m_outBuffer.begin(), m_outBuffer.begin() + eol + 1);
+
+		return true;
+	}
+
+	return false;
+}
+
+
+vmime::size_t testSocket::localReceiveRaw(vmime::byte_t* buffer, const size_t count)
+{
+	const size_t received = std::min(count, static_cast <size_t>(m_outBuffer.size()));
+
+	if (received != 0)
+	{
+		if (buffer != NULL)
+			std::copy(m_outBuffer.begin(), m_outBuffer.begin() + received, buffer);
+
+		m_outBuffer.erase(m_outBuffer.begin(), m_outBuffer.begin() + received);
+	}
+
+	return received;
+}
+
+
+void testSocket::onDataReceived()
+{
+	// Override
+}
+
+
+void testSocket::onConnected()
+{
+	// Override
+}
+
+
+// lineBasedTestSocket
+
+void lineBasedTestSocket::onDataReceived()
+{
+	vmime::string chunk;
+	localReceive(chunk);
+
+	m_buffer += chunk;
+
+	vmime::size_t eol;
+
+	while ((eol = m_buffer.find('\n')) != vmime::string::npos)
+	{
+		vmime::string line(std::string(m_buffer.begin(), m_buffer.begin() + eol));
+
+		if (!line.empty() && line[line.length() - 1] == '\r')
+			line.erase(line.end() - 1, line.end());
+
+		m_lines.push_back(line);
+		m_buffer.erase(m_buffer.begin(), m_buffer.begin() + eol + 1);
+	}
+
+	while (!m_lines.empty())
+		processCommand();
+}
+
+
+const vmime::string lineBasedTestSocket::getNextLine()
+{
+	const vmime::string line = m_lines.front();
+	m_lines.erase(m_lines.begin(), m_lines.begin() + 1);
+	return line;
+}
+
+bool lineBasedTestSocket::haveMoreLines() const
+{
+	return !m_lines.empty();
+}
+
+
+// testTimeoutHandler
+
+testTimeoutHandler::testTimeoutHandler(const unsigned long delay)
+	: m_delay(delay), m_start(0)
+{
+}
+
+
+bool testTimeoutHandler::isTimeOut()
+{
+	return (vmime::platform::getHandler()->getUnixTime() - m_start) >= m_delay;
+}
+
+
+void testTimeoutHandler::resetTimeOut()
+{
+	m_start = vmime::platform::getHandler()->getUnixTime();
+}
+
+
+bool testTimeoutHandler::handleTimeOut()
+{
+	return false;
+}
+
+
+// testTimeoutHandlerFactory : public vmime::net::timeoutHandlerFactory
+
+vmime::shared_ptr <vmime::net::timeoutHandler> testTimeoutHandlerFactory::create()
+{
+	return vmime::make_shared <testTimeoutHandler>();
+}
+
+
+
+// Exception helper
+std::ostream& operator<<(std::ostream& os, const vmime::exception& e)
+{
+	os << "* vmime::exceptions::" << e.name() << std::endl;
+	os << "    what = " << e.what() << std::endl;
+
+	// More information for special exceptions
+	if (dynamic_cast <const vmime::exceptions::command_error*>(&e))
+	{
+		const vmime::exceptions::command_error& cee =
+			dynamic_cast <const vmime::exceptions::command_error&>(e);
+
+		os << "    command = " << cee.command() << std::endl;
+		os << "    response = " << cee.response() << std::endl;
+	}
+
+	if (dynamic_cast <const vmime::exceptions::invalid_response*>(&e))
+	{
+		const vmime::exceptions::invalid_response& ir =
+			dynamic_cast <const vmime::exceptions::invalid_response&>(e);
+
+		os << "    response = " << ir.response() << std::endl;
+	}
+
+	if (dynamic_cast <const vmime::exceptions::connection_greeting_error*>(&e))
+	{
+		const vmime::exceptions::connection_greeting_error& cgee =
+			dynamic_cast <const vmime::exceptions::connection_greeting_error&>(e);
+
+		os << "    response = " << cgee.response() << std::endl;
+	}
+
+	if (dynamic_cast <const vmime::exceptions::authentication_error*>(&e))
+	{
+		const vmime::exceptions::authentication_error& aee =
+			dynamic_cast <const vmime::exceptions::authentication_error&>(e);
+
+		os << "    response = " << aee.response() << std::endl;
+	}
+
+	if (dynamic_cast <const vmime::exceptions::filesystem_exception*>(&e))
+	{
+		const vmime::exceptions::filesystem_exception& fse =
+			dynamic_cast <const vmime::exceptions::filesystem_exception&>(e);
+
+		os << "    path = " << vmime::platform::getHandler()->
+			getFileSystemFactory()->pathToString(fse.path()) << std::endl;
+	}
+
+	if (e.other() != NULL)
+		os << *e.other();
+
+	return os;
+}
+
+
+const vmime::string toHex(const vmime::string str)
+{
+	static const char hexChars[] = "0123456789abcdef";
+
+	vmime::string res = "\n";
+
+	for (size_t i = 0 ; i < str.length() ; i += 16)
+	{
+		size_t r = std::min
+			(static_cast <size_t>(16), str.length() - i);
+
+		vmime::string hex;
+		vmime::string chr;
+
+		for (size_t j = 0 ; j < r ; ++j)
+		{
+			const unsigned char c = str[i + j];
+
+			hex += hexChars[c / 16];
+			hex += hexChars[c % 16];
+			hex += " ";
+
+			if (c >= 32 && c <= 127)
+				chr += c;
+			else
+				chr += '.';
+		}
+
+		for (size_t j = r ; j < 16 ; ++j)
+			hex += "   ";
+
+		res += hex + "  " + chr + "\n";
+	}
+
+	return res;
+}