From 2337828095920b8debdb0f8e0337a9d6aad6b55c Mon Sep 17 00:00:00 2001 From: Tim Segers Date: Mon, 10 Oct 2022 18:08:23 +0200 Subject: Add minunit.h with some trivial tests --- test/minunit.c | 252 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 252 insertions(+) create mode 100644 test/minunit.c (limited to 'test/minunit.c') diff --git a/test/minunit.c b/test/minunit.c new file mode 100644 index 0000000..e158c42 --- /dev/null +++ b/test/minunit.c @@ -0,0 +1,252 @@ +/* + * 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. + */ +#ifndef MINUNIT_MINUNIT_C +#define MINUNIT_MINUNIT_C + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined(_WIN32) +#include +#if defined(_MSC_VER) && _MSC_VER < 1900 +#define snprintf _snprintf +#define __func__ __FUNCTION__ +#endif + +#elif defined(__unix__) || defined(__unix) || defined(unix) || (defined(__APPLE__) && defined(__MACH__)) + +/* Change POSIX C SOURCE version for pure c99 compilers */ +#if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L +#undef _POSIX_C_SOURCE +#define _POSIX_C_SOURCE 200112L +#endif + +#include +#include +#include /* gethrtime(), gettimeofday() */ +#include +#include /* clock_gettime(), time() */ +#include /* POSIX flags */ + +#if defined(__MACH__) && defined(__APPLE__) +#include +#include +#endif + +#if __GNUC__ >= 5 && !defined(__STDC_VERSION__) +#define __func__ __extension__ __FUNCTION__ +#endif + +#else +#error "Unable to define timers for an unknown OS." +#endif + +#include +#include + +/* Maximum length of last message */ +#define MINUNIT_MESSAGE_LEN 1024 +/* Accuracy with which floats are compared */ +#define MINUNIT_EPSILON 1E-12 + +/* Misc. counters */ +int minunit_run = 0; +int minunit_suites = 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 + */ + +/** + * Returns the real time, in seconds, or -1.0 if an error occurred. + * + * Time is measured since an arbitrary and OS-dependent start time. + * The returned real time is only useful for computing an elapsed time + * between two calls to this function. + */ +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 +} + +/** + * Returns the amount of CPU time used by the current process, + * in seconds, or -1.0 if an error occurred. + */ +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. */ +} + +#ifdef __cplusplus +} +#endif + +#endif /* MINUNIT_MINUNIT_C */ -- cgit v1.2.3-70-g09d2