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Diffstat (limited to 'minunit/minunit.c')
| -rw-r--r-- | minunit/minunit.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/minunit/minunit.c b/minunit/minunit.c new file mode 100644 index 0000000..b7d28c0 --- /dev/null +++ b/minunit/minunit.c @@ -0,0 +1,192 @@ +/* + * Copyright (c) 2012 David Siñuela Pastor, siu.4coders@gmail.com + * + * 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 "minunit.h" + +/* Misc. counters */ +int minunit_run = 0; +int minunit_assert = 0; +int minunit_fail = 0; +int minunit_status = 0; + +/* Timers */ +double minunit_real_timer = 0; +double minunit_proc_timer = 0; + +/* Last message */ +char minunit_last_message[MINUNIT_MESSAGE_LEN]; + +/* Test setup and teardown function pointers */ +void (*minunit_setup)(void) = NULL; +void (*minunit_teardown)(void) = NULL; + +/* + * The following two functions were written by David Robert Nadeau + * from http://NadeauSoftware.com/ and distributed under the + * Creative Commons Attribution 3.0 Unported License + */ +double mu_timer_real(void) +{ +#if defined(_WIN32) + /* Windows 2000 and later. ---------------------------------- */ + LARGE_INTEGER Time; + LARGE_INTEGER Frequency; + + QueryPerformanceFrequency(&Frequency); + QueryPerformanceCounter(&Time); + + Time.QuadPart *= 1000000; + Time.QuadPart /= Frequency.QuadPart; + + return (double)Time.QuadPart / 1000000.0; + +#elif (defined(__hpux) || defined(hpux)) || ((defined(__sun__) || defined(__sun) || defined(sun)) && (defined(__SVR4) || defined(__svr4__))) + /* HP-UX, Solaris. ------------------------------------------ */ + return (double)gethrtime( ) / 1000000000.0; + +#elif defined(__MACH__) && defined(__APPLE__) + /* OSX. ----------------------------------------------------- */ + static double timeConvert = 0.0; + if ( timeConvert == 0.0 ) + { + mach_timebase_info_data_t timeBase; + (void)mach_timebase_info( &timeBase ); + timeConvert = (double)timeBase.numer / + (double)timeBase.denom / + 1000000000.0; + } + return (double)mach_absolute_time( ) * timeConvert; + +#elif defined(_POSIX_VERSION) + /* POSIX. --------------------------------------------------- */ + struct timeval tm; +#if defined(_POSIX_TIMERS) && (_POSIX_TIMERS > 0) + { + struct timespec ts; +#if defined(CLOCK_MONOTONIC_PRECISE) + /* BSD. --------------------------------------------- */ + const clockid_t id = CLOCK_MONOTONIC_PRECISE; +#elif defined(CLOCK_MONOTONIC_RAW) + /* Linux. ------------------------------------------- */ + const clockid_t id = CLOCK_MONOTONIC_RAW; +#elif defined(CLOCK_HIGHRES) + /* Solaris. ----------------------------------------- */ + const clockid_t id = CLOCK_HIGHRES; +#elif defined(CLOCK_MONOTONIC) + /* AIX, BSD, Linux, POSIX, Solaris. ----------------- */ + const clockid_t id = CLOCK_MONOTONIC; +#elif defined(CLOCK_REALTIME) + /* AIX, BSD, HP-UX, Linux, POSIX. ------------------- */ + const clockid_t id = CLOCK_REALTIME; +#else + const clockid_t id = (clockid_t)-1; /* Unknown. */ +#endif /* CLOCK_* */ + if ( id != (clockid_t)-1 && clock_gettime( id, &ts ) != -1 ) + return (double)ts.tv_sec + + (double)ts.tv_nsec / 1000000000.0; + /* Fall thru. */ + } +#endif /* _POSIX_TIMERS */ + + /* AIX, BSD, Cygwin, HP-UX, Linux, OSX, POSIX, Solaris. ----- */ + gettimeofday( &tm, NULL ); + return (double)tm.tv_sec + (double)tm.tv_usec / 1000000.0; +#else + return -1.0; /* Failed. */ +#endif +} + +double mu_timer_cpu(void) +{ +#if defined(_WIN32) + /* Windows -------------------------------------------------- */ + FILETIME createTime; + FILETIME exitTime; + FILETIME kernelTime; + FILETIME userTime; + + /* This approach has a resolution of 1/64 second. Unfortunately, Windows' API does not offer better */ + if ( GetProcessTimes( GetCurrentProcess( ), + &createTime, &exitTime, &kernelTime, &userTime ) != 0 ) + { + ULARGE_INTEGER userSystemTime; + memcpy(&userSystemTime, &userTime, sizeof(ULARGE_INTEGER)); + return (double)userSystemTime.QuadPart / 10000000.0; + } + +#elif defined(__unix__) || defined(__unix) || defined(unix) || (defined(__APPLE__) && defined(__MACH__)) + /* AIX, BSD, Cygwin, HP-UX, Linux, OSX, and Solaris --------- */ + +#if defined(_POSIX_TIMERS) && (_POSIX_TIMERS > 0) + /* Prefer high-res POSIX timers, when available. */ + { + clockid_t id; + struct timespec ts; +#if _POSIX_CPUTIME > 0 + /* Clock ids vary by OS. Query the id, if possible. */ + if ( clock_getcpuclockid( 0, &id ) == -1 ) +#endif +#if defined(CLOCK_PROCESS_CPUTIME_ID) + /* Use known clock id for AIX, Linux, or Solaris. */ + id = CLOCK_PROCESS_CPUTIME_ID; +#elif defined(CLOCK_VIRTUAL) + /* Use known clock id for BSD or HP-UX. */ + id = CLOCK_VIRTUAL; +#else + id = (clockid_t)-1; +#endif + if ( id != (clockid_t)-1 && clock_gettime( id, &ts ) != -1 ) + return (double)ts.tv_sec + + (double)ts.tv_nsec / 1000000000.0; + } +#endif + +#if defined(RUSAGE_SELF) + { + struct rusage rusage; + if ( getrusage( RUSAGE_SELF, &rusage ) != -1 ) + return (double)rusage.ru_utime.tv_sec + + (double)rusage.ru_utime.tv_usec / 1000000.0; + } +#endif + +#if defined(_SC_CLK_TCK) + { + const double ticks = (double)sysconf( _SC_CLK_TCK ); + struct tms tms; + if ( times( &tms ) != (clock_t)-1 ) + return (double)tms.tms_utime / ticks; + } +#endif + +#if defined(CLOCKS_PER_SEC) + { + clock_t cl = clock( ); + if ( cl != (clock_t)-1 ) + return (double)cl / (double)CLOCKS_PER_SEC; + } +#endif + +#endif + + return -1; /* Failed. */ +} |