c89spec.c

/*
Copyright (c) 2013 Ithai Levi

Permission is hereby granted, free of charge, to any person obtaining a copy 
of this software and associated documentation files (the "Software"), to 
deal in the Software without restriction, including without limitation the 
rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 
sell copies of the Software, and to permit persons to whom the Software is 
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in 
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
DEALINGS IN THE SOFTWARE.
*/

#include <stdio.h>
#include <time.h>
#include "c89spec.h"

/* summary metrics                                                            */
static int _c89spec_tests_execs   = 0;
static int _c89spec_tests_passed  = 0;
static int _c89spec_tests_failed  = 0;

/* profiler global vars                                                       */
static clock_t _c89spec_clock_begin;
static clock_t _c89spec_clock_end;
static double  _c89spec_test_time;

/* formatting constants                                                       */
#ifdef C89SPEC_NO_FANCY_STUFF
static const char * _C89SPEC_NO_COLOR    = "";
static const char * _C89SPEC_UNDERSCORE  = "";
static const char * _C89SPEC_RED_COLOR   = "";
static const char * _C89SPEC_GREEN_COLOR = "";
static const char * _C89SPEC_BLUE_COLOR  = "";
#else
static const char * _C89SPEC_NO_COLOR    = "\033[0m";
static const char * _C89SPEC_UNDERSCORE  = "\033[4m";
static const char * _C89SPEC_RED_COLOR   = "\033[1;31m";
static const char * _C89SPEC_GREEN_COLOR = "\033[1;32m";
static const char * _C89SPEC_BLUE_COLOR  = "\033[1;34m";
static const char * _C89SPEC_BLACK_COLOR  = "\033[1;30m";
#endif

void _c89spec_test_module(const char * module,void (*func)(void)) {
   printf("\n%s%s%s%s\n",_C89SPEC_UNDERSCORE \
                        ,_C89SPEC_BLUE_COLOR \
                        ,module \
                        ,_C89SPEC_NO_COLOR); \
   func(); \
   printf("%s\n\n",_C89SPEC_NO_COLOR);
}

void _c89spec_begin_it(const char * requirement) {
   _c89spec_tests_execs++;
   printf("\n%s\t[?] %s",_C89SPEC_NO_COLOR,requirement); \
   _c89spec_clock_begin = clock();
}

void _c89spec_end_it(void) {
   _c89spec_clock_end = clock();
   _c89spec_test_time = (double)(_c89spec_clock_end - _c89spec_clock_begin)
                        / CLOCKS_PER_SEC;
   (_c89spec_test_time > C89SPEC_PROFILE_THRESHOLD)
      ? printf("%s",_C89SPEC_RED_COLOR)
      : printf("%s",_C89SPEC_BLACK_COLOR);
   printf(" (%.2f seconds)", _c89spec_test_time);
}

void _c89spec_assert_passed(void) {
   printf("\r\t%s[x]\t",_C89SPEC_GREEN_COLOR);
   _c89spec_tests_passed++;
}

void _c89spec_assert_failed(const char * scalar) {
   printf("\r\t%s[ ]\n\t\t%s",_C89SPEC_RED_COLOR,scalar);
   _c89spec_tests_failed++;
}

int summary(void) {
   printf ("Total: %s%d%s\n",_C89SPEC_BLUE_COLOR
                            ,_c89spec_tests_execs
                            ,_C89SPEC_NO_COLOR);

   printf ("\tPassed: %s%d%s\n",_C89SPEC_GREEN_COLOR
                               ,_c89spec_tests_passed
                               ,_C89SPEC_NO_COLOR);

   printf ("\tFailed: %s%d%s\n",_c89spec_tests_failed 
                                  ? _C89SPEC_RED_COLOR
                                  : _C89SPEC_GREEN_COLOR
                               ,_c89spec_tests_failed
                               ,_C89SPEC_NO_COLOR);
   printf ("\n");
   return _c89spec_tests_failed;
}