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Randy Jordan
2026-06-06 18:15:42 -05:00
commit 7c1b0ab290
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tests/01_static_asserts.c
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/* - | Copyright | ------------------------------------------------------------
Copyright (c) 2026 Randy Jordan
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.
* --------------------------------------------------------------------------*/
#define DEBUG
#include "../include/ci2.h"
#include <stdio.h>
#include <stdlib.h>
#include <limits.h> /* INT_MAX, CHAR_BIT — C standard */
#include <float.h> /* FLT_MANT_DIG — C standard */
int main(int argc, char *argv[]){
(void) argc;
(void) argv;
/* Fundamental type sizes that almost all C code silently assumes. */
CI2_STATIC_ASSERT(CHAR_BIT == 8);
CI2_STATIC_ASSERT(sizeof(char) == 1);
CI2_STATIC_ASSERT(sizeof(short) == 2);
CI2_STATIC_ASSERT(sizeof(int) == 4);
CI2_STATIC_ASSERT(sizeof(float) == 4);
CI2_STATIC_ASSERT(sizeof(double) == 8);
/* Pointer and size_t width — catches ILP64 oddities. */
CI2_STATIC_ASSERT(sizeof(void *) == sizeof(size_t));
/* Fixed-width types from <stdint.h> */
CI2_STATIC_ASSERT(sizeof(uint8_t) == 1);
CI2_STATIC_ASSERT(sizeof(uint16_t) == 2);
CI2_STATIC_ASSERT(sizeof(uint32_t) == 4);
CI2_STATIC_ASSERT(sizeof(uint64_t) == 8);
CI2_STATIC_ASSERT(sizeof(int8_t) == 1);
CI2_STATIC_ASSERT(sizeof(int16_t) == 2);
CI2_STATIC_ASSERT(sizeof(int32_t) == 4);
CI2_STATIC_ASSERT(sizeof(int64_t) == 8);
/* IEEE-754 single precision: 24 significand bits. */
CI2_STATIC_ASSERT(FLT_MANT_DIG == 24);
return EXIT_SUCCESS;
}
tests/02_ci2_os.c
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/* - | Copyright | ------------------------------------------------------------
Copyright (c) 2026 Randy Jordan
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.
* --------------------------------------------------------------------------*/
#define DEBUG
#include "../include/ci2.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* Platform-specific verification headers */
#if defined(CI2_WINDOWS)
#include <windows.h> /* GetSystemInfo, SYSTEM_INFO */
#elif defined(CI2_UNIX)
#include <sys/utsname.h>/* uname() — POSIX */
#include <unistd.h> /* sysconf, _SC_* constants — POSIX */
#endif
int
main(int argc, char* argv[])
{
(void)argc;
(void)argv;
#if defined(CI2_WINDOWS)
printf(" Detected platform : Windows\n");
/*
* GetSystemInfo() is a Win32 API that fills SYSTEM_INFO.
* If _WIN32 were wrong this wouldn't compile or link.
*/
SYSTEM_INFO si;
GetSystemInfo(&si);
printf(" Page size : %lu bytes\n", (unsigned long)si.dwPageSize);
printf(" Processor count : %lu\n", (unsigned long)si.dwNumberOfProcessors);
printf(" Processor arch : %u\n", (unsigned)si.wProcessorArchitecture);
CI2_ASSERT(si.dwPageSize > 0);
CI2_ASSERT(si.dwNumberOfProcessors > 0);
#elif defined(CI2_UNIX)
/*
* uname() fills a struct utsname with kernel name, release, machine, etc.
* This is a POSIX function — available on Linux, macOS, and all BSDs.
* It won't compile on Windows, proving our platform guard is correct.
*/
struct utsname uts;
int ret = uname(&uts);
CI2_ASSERT(ret == 0);
printf(" Detected platform : Unix-like\n");
printf(" OS / sysname : %s\n", uts.sysname);
printf(" Kernel release : %s\n", uts.release);
printf(" Machine arch : %s\n", uts.machine);
printf(" Node name : %s\n", uts.nodename);
/*
* sysconf() is another POSIX function.
* _SC_PAGESIZE and _SC_NPROCESSORS_ONLN are available on Linux & macOS.
*/
long page_size = sysconf(_SC_PAGESIZE);
long n_cpus = sysconf(_SC_NPROCESSORS_ONLN);
printf(" Page size : %ld bytes\n", page_size);
printf(" CPUs online : %ld\n", n_cpus);
CI2_ASSERT(page_size > 0);
CI2_ASSERT(n_cpus > 0);
/* Sanity: page size is always a power of two */
CI2_ASSERT((page_size & (page_size - 1)) == 0);
#if defined(CI2_LINUX)
printf(" Sub-platform : Linux\n");
CI2_ASSERT(strlen(uts.sysname) > 0);
#elif defined(CI2_MACOS)
printf(" Sub-platform : macOS\n");
CI2_ASSERT(strlen(uts.sysname) > 0);
#endif
#else
printf(" [FAIL] No platform macro was defined!\n");
return EXIT_FAILURE;
#endif
return EXIT_SUCCESS;
}
tests/03_ci2_compiler.c
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/* - | Copyright | ------------------------------------------------------------
Copyright (c) 2026 Randy Jordan
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.
* --------------------------------------------------------------------------*/
#define DEBUG
#include "../include/ci2.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main(int argc, char *argv[]){
(void) argc;
(void) argv;
#if defined(CI2_INTEL_ICX)
printf(" Detected compiler : INTEL-IXC\n");
printf(" __INTEL_LLVM_COMPILER VER: %d\n", __INTEL_LLVM_COMPILER);
CI2_ASSERT(__INTEL_LLVM_COMPILER > 0);
#elif defined(CI2_GCC)
printf(" Detected compiler : GCC\n");
printf(" GCC __VERSION__: %s\n", __VERSION__);
CI2_ASSERT(strlen(__VERSION__) > 0);
#elif defined(CI2_CLANG)
printf(" Detected compiler : CLANG\n");
printf(" __clang_version__: %s\n", __clang_version__);
CI2_ASSERT(strlen(__clang_version__) > 0);
#elif defined(CI2_MSVC)
printf(" Detected compiler : MSVC\n");
printf(" _MSC_VER : %d\n", _MSC_VER);
CI2_ASSERT(_MSC_VER > 0);
#else
printf(" [FAIL] No compiler macro was defined!\n");
return EXIT_FAILURE;
#endif
return EXIT_SUCCESS;
}
tests/04_ci2_assert.c
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/* - | Copyright | ------------------------------------------------------------
Copyright (c) 2026 Randy Jordan
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.
* --------------------------------------------------------------------------*/
#define DEBUG
#include "../include/ci2.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h> /* bool, true, false — C99 */
#include <string.h> /* strcmp — C standard */
static void test_assert_passing(void){
/* Basic truthy values */
CI2_ASSERT(1);
CI2_ASSERT(1 == 1);
/* Pointer non-null */
const char *str = "hello";
CI2_ASSERT(str != NULL);
/* Arithmetic */
int x = 42;
CI2_ASSERT(x > 0);
CI2_ASSERT(x * 2 == 84);
/* CI2_ASSERT_MSG variants */
CI2_ASSERT_MSG(x == 42, "x must be 42");
CI2_ASSERT_MSG(sizeof(int) == 4, "int must be 4 bytes on this platform");
/* Boolean */
bool flag = true;
CI2_ASSERT(flag);
}
static void test_assert_failing(void){
printf(" Triggering CI2_ASSERT(0) failure now...\n");
fflush(stdout);
CI2_ASSERT(0); /* <-- should break/trap here */
/* Should never reach here */
printf(" [FAIL] Execution continued past a failing CI2_ASSERT!\n");
}
static void test_assert_msg_failing(void){
printf("CI2_ASSERT_MSG — Deliberate Failure (triggering a debug break...)\n");
fflush(stdout);
CI2_ASSERT_MSG(0, "This failure is intentional — testing the message path");
printf(" [FAIL] Execution continued past a failing CI2_ASSERT_MSG!\n");
}
static void test_ndebug_status(void){
printf("NDEBUG / Release Mode");
#ifdef NDEBUG
printf(" NDEBUG is DEFINED — asserts are compiled out.\n");
CI2_ASSERT(0); /* harmless in release */
printf(" Confirmed: CI2_ASSERT(0) was a no-op.\n");
#else
printf(" NDEBUG is NOT defined — asserts are active (debug build).\n");
#endif
}
int main(int argc, char *argv[]){
(void) argc;
(void) argv;
/* Determine whether the user wants to trigger a deliberate failure */
bool run_fail = false;
bool run_fail_msg = false;
for (int i = 1; i < argc; i++) {
if (strcmp(argv[i], "--fail") == 0) run_fail = true;
if (strcmp(argv[i], "--fail-msg") == 0) run_fail_msg = true;
}
/* --- Run the safe tests --- */
test_assert_passing();
test_ndebug_status();
/* --- Optional deliberate-failure tests --- */
if (run_fail) test_assert_failing();
if (run_fail_msg) test_assert_msg_failing();
if (!run_fail && !run_fail_msg) {
printf("Tip: run with --fail or --fail-msg to test the");
printf(" debug-break path (attach a debugger first).\n");
}
return EXIT_SUCCESS;
}
tests/05_ci2_exception.c
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/* - | Copyright | ------------------------------------------------------------
Copyright (c) 2026 Randy Jordan
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.
* --------------------------------------------------------------------------*/
#define DEBUG
#include "../include/ci2.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h> /* bool, true, false — C99 */
#include <string.h> /* strcmp — C standard */
static void test_assert_passing(void){
/* Basic truthy values */
ci2_try_assert(1);
ci2_try_assert(1 == 1);
/* Pointer non-null */
const char *str = "hello";
ci2_try_assert(str != NULL);
/* Arithmetic */
int x = 42;
ci2_try_assert(x > 0);
ci2_try_assert(x * 2 == 84);
/* Boolean */
bool flag = true;
ci2_try_assert(flag);
}
static void test_assert_failing(void){
printf(" Triggering ci2_try_assert(0) failure now...\n");
fflush(stdout);
ci2_try_assert(0); /* <-- should break/trap here */
/* Should never reach here */
printf(" [FAIL] Execution continued past a failing ci2_try_assert!\n");
}
static void test_ndebug_status(void){
printf("NDEBUG / Release Mode");
#ifdef NDEBUG
printf(" NDEBUG is DEFINED — asserts are compiled out.\n");
ci2_try_assert(0); /* harmless in release */
printf(" Confirmed: ci2_try_assert(0) was a no-op.\n");
#else
printf(" NDEBUG is NOT defined — asserts are active (debug build).\n");
#endif
}
int main(int argc, char *argv[]){
(void) argc;
(void) argv;
/* Determine whether the user wants to trigger a deliberate failure */
bool run_fail = false;
for (int i = 1; i < argc; i++) {
if (strcmp(argv[i], "--fail") == 0) run_fail = true;
}
/* --- Run the safe tests --- */
test_assert_passing();
test_ndebug_status();
/* --- Optional deliberate-failure tests --- */
if (run_fail) test_assert_failing();
if (!run_fail) {
printf("Tip: run with --fail to test the exceptions");
}
return EXIT_SUCCESS;
}