/**

 * WinPR: Windows Portable Runtime

 * Serial Communication API

 *

 * Copyright 2014 Hewlett-Packard Development Company, L.P.

 *

 * 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 <stdio.h>

#include <winpr/comm.h>

#include <winpr/tchar.h>

static int test_CommDevice(LPCTSTR lpDeviceName, BOOL expectedResult)

{

	BOOL result;

	TCHAR lpTargetPath[MAX_PATH];

	size_t tcslen;

	result = DefineCommDevice(lpDeviceName, _T("/dev/test"));

	if ((!expectedResult && result) || (expectedResult && !result)) /* logical XOR */

	{

		_tprintf(_T("DefineCommDevice failure: device name: %s, expected result: %s, result: %s\n"),

			lpDeviceName,

			(expectedResult ? "TRUE" : "FALSE"),

			(result ? "TRUE" : "FALSE"));

		return FALSE;

	}

	result = IsCommDevice(lpDeviceName);

	if ((!expectedResult && result) || (expectedResult && !result)) /* logical XOR */

	{

		_tprintf(_T("IsCommDevice failure: device name: %s, expected result: %s, result: %s\n"),

			lpDeviceName,

			(expectedResult ? "TRUE" : "FALSE"),

			(result ? "TRUE" : "FALSE"));

		return FALSE;

	}

	tcslen = (size_t) QueryCommDevice(lpDeviceName, lpTargetPath, MAX_PATH);

	if (expectedResult)

	{

		if (tcslen <= _tcslen(lpTargetPath)) /* at least 2 more TCHAR are expected */

		{

			_tprintf(_T("QueryCommDevice failure: didn't find the device name: %s\n"), lpDeviceName);

			return FALSE;

		}

		if (_tcscmp(_T("/dev/test"), lpTargetPath) != 0)

		{

			_tprintf(_T("QueryCommDevice failure: device name: %s, expected result: %s, result: %s\n"),

				lpDeviceName, _T("/dev/test"), lpTargetPath);

			return FALSE;

		}

		if (lpTargetPath[_tcslen(lpTargetPath) + 1] != 0)

		{

			_tprintf(_T("QueryCommDevice failure: device name: %s, the second NULL character is missing at the end of the buffer\n"), lpDeviceName);

			return FALSE;

		}

	}

	else

	{

		if (tcslen > 0)

		{

			_tprintf(_T("QueryCommDevice failure: device name: %s, expected result: <none>, result: %")_T(PRIuz)_T(" %s\n"),

				lpDeviceName, tcslen, lpTargetPath);

			return FALSE;

		}

	}

	return TRUE;

}

int TestCommDevice(int argc, char* argv[])

{

	if (!test_CommDevice(_T("COM0"), FALSE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("COM1"), TRUE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("COM1"), TRUE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("COM10"), FALSE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("\\\\.\\COM5"), TRUE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("\\\\.\\COM10"), TRUE))

		return EXIT_FAILURE;

	if (!test_CommDevice(_T("\\\\.COM10"), FALSE))

		return EXIT_FAILURE;

	return 0;

}