AMiRo-OS

/*

AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.

Copyright (C) 2016..2018  Thomas Schöpping et al.

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, see <http://www.gnu.org/licenses/>.

*/

/**

 * @file    aos_unittest.c

 * @brief   Unittest code.

 * @details Functions to initialize and run unittests, 

 *          as well as utility functions to be used in unittests.

 *

 * @addtogroup aos_unittests

 * @{

 */

#include <aos_unittest.h>

#if (AMIROOS_CFG_TESTS_ENABLE == true) || defined(__DOXYGEN__)

#include <aos_debug.h>

#include <chprintf.h>

#include <string.h>

/**

 * @brief   Retrieve the total number of tests (passed and failed).

 *

 * @param[in] result    The result object to evaluate.

 *

 * @return  Number of total tests executed.

 */

inline uint32_t aosUtResultTotal(aos_utresult_t *result)

{

  aosDbgCheck(result != NULL);

  return result->passed + result->failed;

}

/**

 * @brief   Retrieve the ratio of passed tests.

 *

 * @param[in] result    The result object to evaluate.

 *

 * @return  Ratio of passed tests to total tests as float in range [0, 1].

 */

inline float aosUtResultRatio(aos_utresult_t *result)

{

  aosDbgCheck(result != NULL);

  if (aosUtResultTotal(result) > 0) {

    return (float)result->passed / (float)aosUtResultTotal(result);

  } else {

    return 1.0f;

  }

}

/**

 * @brief   Print the summary of a test.

 * @details The summary consists of:

 *          - total numer of tests executed

 *          - absolute number of passed tests

 *          - absolute number of failed tests

 *          - relative ratio of passed tests

 *

 * @param[in] stream    Stream to print the result to.

 * @param[in] result    Result to evaluate and print.

 * @param[in] heading   Optional heading (defaults to "summary").

 */

void aosUtResultPrintSummary(BaseSequentialStream *stream, aos_utresult_t *result, char* heading)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(result != NULL);

  chprintf(stream, "%s:\n", (heading != NULL) ? heading : "summary");

  chprintf(stream, "\ttotal:  %3u\n", aosUtResultTotal(result));

  chprintf(stream, "\tpassed: %3u\n", result->passed);

  chprintf(stream, "\tfailed: %3u\n", result->failed);

  chprintf(stream, "\tratio:  %3u%%\n", (uint8_t)(aosUtResultRatio(result) * 100.0f));

  return;

}

/**

 * @brief   Initialize a unit test object.

 *

 * @param[in] ut          The unit test object to initialize.

 * @param[in] name        name of the unit test.

 * @param[in] info        Optional information string.

 * @param[in] func        Unit test calback function.

 * @param[in] data        Optional data for the unit test.

 * @param[in] shellname   Name of the shell command

 * @param[in] shellcb     Callback for the shell command.

 */

void aosUtObjectInit(aos_unittest_t* ut, char* name, char* info, aos_utfunction_t func, void* data, char* shellname, aos_shellcmdcb_t shellcb)

{

  aosDbgCheck(ut != NULL);

  aosDbgCheck(name != NULL && strlen(name) > 0);

  aosDbgCheck(func != NULL);

  aosDbgCheck(shellname != NULL && strlen(shellname) > 0);

  aosDbgCheck(shellcb != NULL);

  ut->name = name;

  ut->info = info;

  ut->testfunc = func;

  ut->shellcmd.name = shellname;

  ut->shellcmd.callback = shellcb;

  ut->shellcmd.next = NULL;

  ut->data = data;

  return;

}

/**

 * @brief   Run an unit test.

 *

 * @param[in] stream  A stream for printing messages.

 * @param[in] ut      Unit test to execute.

 * @param[in] note    Optional note string.

 *

 * @return    Result of the test.

 */

aos_utresult_t aosUtRun(BaseSequentialStream *stream, aos_unittest_t *ut, char *note)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(ut != NULL);

  // print name heading

  {

    chprintf(stream, "\n");

    const int nchars = chprintf(stream, "%s unit test\n", ut->name);

    for (int c = 0; c < nchars-1; ++c) {

      chprintf(stream, "=");

    }

    chprintf(stream, "\n");

  }

  // print info (if any)

  if (ut->info != NULL) {

    chprintf(stream, "info: %s\n", ut->info);

  }

  // print note (if any)

  if (note != NULL) {

    chprintf(stream, "note: %s\n", note);

  }

  chprintf(stream, "\n");

  // run test

  aos_utresult_t result = ut->testfunc(stream, ut);

  // print summary

  aosUtResultPrintSummary(stream, &result, NULL);

  return result;

}

/**

 * @brief   Helper function for passed tests.

 * @details Prints a message that the test was passed and modifies the result accordigly.

 *

 * @param[in] stream      Stream to print the message to.

 * @param[in,out] result  Result object to modify.

 */

void aosUtPassed(BaseSequentialStream *stream, aos_utresult_t* result)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(result != NULL);

  ++result->passed;

  chprintf(stream, "\tPASSED\n");

  chprintf(stream, "\n");

  return;

}

/**

 * @brief   Helper function for passed tests.

 * @details Prints a message that the test was passed, an additional custom message, and modifies the result accordigly.

 *

 * @param[in] stream      Stream to print the message to.

 * @param[in,out] result  Result object to modify.

 * @param[in] fmt         Formatted message string.

 */

void aosUtPassedMsg(BaseSequentialStream *stream, aos_utresult_t* result, const char *fmt, ...)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(result != NULL);

  va_list ap;

  ++result->passed;

  chprintf(stream, "\tPASSED\t");

  va_start(ap, fmt);

  chvprintf(stream, fmt, ap);

  va_end(ap);

  chprintf(stream, "\n");

  return;

}

/**

 * @brief   Helper function for failed tests.

 * @details Prints a message that the test was failed and modifies the result accordigly.

 *

 * @param[in] stream      Stream to print the message to.

 * @param[in,out] result  Result object to modify.

 */

void aosUtFailed(BaseSequentialStream *stream, aos_utresult_t* result)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(result != NULL);

  ++result->failed;

  chprintf(stream, "\tFAILED\n");

  chprintf(stream, "\n");

  return;

}

/**

 * @brief   Helper function for failed tests.

 * @details Prints a message that the test was failed, an additional custom message, and modifies the result accordigly.

 *

 * @param[in] stream      Stream to print the message to.

 * @param[in,out] result  Result object to modify.

 * @param[in] fmt         Formatted message string.

 */

void aosUtFailedMsg(BaseSequentialStream *stream, aos_utresult_t* result, const char *fmt, ...)

{

  aosDbgCheck(stream != NULL);

  aosDbgCheck(result != NULL);

  va_list ap;

  ++result->failed;

  chprintf(stream, "\tFAILED\t");

  va_start(ap, fmt);

  chvprintf(stream, fmt, ap);

  va_end(ap);

  chprintf(stream, "\n");

  return;

}

/**

 * @brief   Helper function for information messages.

 *

 * @param[in] stream  Strean to rpint the message to.

 * @param[in] fmt     Formatted message string.

 */

void aosUtInfoMsg(BaseSequentialStream* stream, const char* fmt, ...)

{

  aosDbgCheck(stream != NULL);

  va_list ap;

  va_start(ap, fmt);

  chvprintf(stream, fmt, ap);

  va_end(ap);

  chprintf(stream, "\n");

  return;

}

#endif /* AMIROOS_CFG_TESTS_ENABLE == true */

/** @} */