diff options
Diffstat (limited to 'test/include')
| -rw-r--r-- | test/include/utest.h | 1613 |
1 files changed, 1613 insertions, 0 deletions
diff --git a/test/include/utest.h b/test/include/utest.h new file mode 100644 index 0000000..7ab4a71 --- /dev/null +++ b/test/include/utest.h @@ -0,0 +1,1613 @@ +/* + The latest version of this library is available on GitHub; + https://github.com/sheredom/utest.h +*/ + +/* + This is free and unencumbered software released into the public domain. + + Anyone is free to copy, modify, publish, use, compile, sell, or + distribute this software, either in source code form or as a compiled + binary, for any purpose, commercial or non-commercial, and by any + means. + + In jurisdictions that recognize copyright laws, the author or authors + of this software dedicate any and all copyright interest in the + software to the public domain. We make this dedication for the benefit + of the public at large and to the detriment of our heirs and + successors. We intend this dedication to be an overt act of + relinquishment in perpetuity of all present and future rights to this + software under copyright law. + + 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 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. + + For more information, please refer to <http://unlicense.org/> +*/ + +#ifndef SHEREDOM_UTEST_H_INCLUDED +#define SHEREDOM_UTEST_H_INCLUDED + +#ifdef _MSC_VER +/* + Disable warning about not inlining 'inline' functions. +*/ +#pragma warning(disable : 4710) + +/* + Disable warning about inlining functions that are not marked 'inline'. +*/ +#pragma warning(disable : 4711) + +/* + Disable warning for alignment padding added +*/ +#pragma warning(disable : 4820) + +#if _MSC_VER > 1900 +/* + Disable warning about preprocessor macros not being defined in MSVC headers. +*/ +#pragma warning(disable : 4668) + +/* + Disable warning about no function prototype given in MSVC headers. +*/ +#pragma warning(disable : 4255) + +/* + Disable warning about pointer or reference to potentially throwing function. +*/ +#pragma warning(disable : 5039) + +/* + Disable warning about macro expansion producing 'defined' has undefined + behavior. +*/ +#pragma warning(disable : 5105) +#endif + +#if _MSC_VER > 1930 +/* + Disable warning about 'const' variable is not used. +*/ +#pragma warning(disable : 5264) +#endif + +#pragma warning(push, 1) +#endif + +#if defined(_MSC_VER) && (_MSC_VER < 1920) +typedef __int64 utest_int64_t; +typedef unsigned __int64 utest_uint64_t; +typedef unsigned __int32 utest_uint32_t; +#else +#include <stdint.h> +typedef int64_t utest_int64_t; +typedef uint64_t utest_uint64_t; +typedef uint32_t utest_uint32_t; +#endif + +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> + +#if defined(__cplusplus) +#if defined(_MSC_VER) && !defined(_CPPUNWIND) +/* We're on MSVC and the compiler is compiling without exception support! */ +#elif !defined(_MSC_VER) && !defined(__EXCEPTIONS) +/* We're on a GCC/Clang compiler that doesn't have exception support! */ +#else +#define UTEST_HAS_EXCEPTIONS 1 +#endif +#endif + +#if defined(UTEST_HAS_EXCEPTIONS) +#include <stdexcept> +#endif + +#if defined(_MSC_VER) +#pragma warning(pop) +#endif + +#if defined(__cplusplus) +#define UTEST_C_FUNC extern "C" +#else +#define UTEST_C_FUNC +#endif + +#define UTEST_TEST_PASSED (0) +#define UTEST_TEST_FAILURE (1) +#define UTEST_TEST_SKIPPED (2) + +#if defined(__TINYC__) +#define UTEST_ATTRIBUTE(a) __attribute((a)) +#else +#define UTEST_ATTRIBUTE(a) __attribute__((a)) +#endif + +#if defined(_MSC_VER) || defined(__MINGW64__) || defined(__MINGW32__) + +#if defined(__MINGW64__) || defined(__MINGW32__) +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wpragmas" +#pragma GCC diagnostic ignored "-Wunknown-pragmas" +#endif + +#if defined(_WINDOWS_) || defined(_WINDOWS_H) +typedef LARGE_INTEGER utest_large_integer; +#else +// use old QueryPerformanceCounter definitions (not sure is this needed in some +// edge cases or not) on Win7 with VS2015 these extern declaration cause "second +// C linkage of overloaded function not allowed" error +typedef union { + struct { + unsigned long LowPart; + long HighPart; + } DUMMYSTRUCTNAME; + struct { + unsigned long LowPart; + long HighPart; + } u; + utest_int64_t QuadPart; +} utest_large_integer; + +UTEST_C_FUNC __declspec(dllimport) int __stdcall QueryPerformanceCounter( + utest_large_integer *); +UTEST_C_FUNC __declspec(dllimport) int __stdcall QueryPerformanceFrequency( + utest_large_integer *); + +#if defined(__MINGW64__) || defined(__MINGW32__) +#pragma GCC diagnostic pop +#endif +#endif + +#elif defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || \ + defined(__NetBSD__) || defined(__DragonFly__) || defined(__sun__) || \ + defined(__HAIKU__) +/* + slightly obscure include here - we need to include glibc's features.h, but + we don't want to just include a header that might not be defined for other + c libraries like musl. Instead we include limits.h, which we know on all + glibc distributions includes features.h +*/ +#include <limits.h> + +#if defined(__GLIBC__) && defined(__GLIBC_MINOR__) +#include <time.h> + +#if ((2 < __GLIBC__) || ((2 == __GLIBC__) && (17 <= __GLIBC_MINOR__))) +/* glibc is version 2.17 or above, so we can just use clock_gettime */ +#define UTEST_USE_CLOCKGETTIME +#else +#include <sys/syscall.h> +#include <unistd.h> +#endif +#else // Other libc implementations +#include <time.h> +#define UTEST_USE_CLOCKGETTIME +#endif + +#elif defined(__APPLE__) +#include <time.h> +#endif + +#if defined(_MSC_VER) && (_MSC_VER < 1920) +#define UTEST_PRId64 "I64d" +#define UTEST_PRIu64 "I64u" +#else +#include <inttypes.h> + +#define UTEST_PRId64 PRId64 +#define UTEST_PRIu64 PRIu64 +#endif + +#if defined(__cplusplus) +#define UTEST_INLINE inline + +#if defined(__clang__) +#define UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wglobal-constructors\"") + +#define UTEST_INITIALIZER_END_DISABLE_WARNINGS _Pragma("clang diagnostic pop") +#else +#define UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS +#define UTEST_INITIALIZER_END_DISABLE_WARNINGS +#endif + +#define UTEST_INITIALIZER(f) \ + struct f##_cpp_struct { \ + f##_cpp_struct(); \ + }; \ + UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS static f##_cpp_struct \ + f##_cpp_global UTEST_INITIALIZER_END_DISABLE_WARNINGS; \ + f##_cpp_struct::f##_cpp_struct() +#elif defined(_MSC_VER) +#define UTEST_INLINE __forceinline + +#if defined(_WIN64) +#define UTEST_SYMBOL_PREFIX +#else +#define UTEST_SYMBOL_PREFIX "_" +#endif + +#if defined(__clang__) +#define UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wmissing-variable-declarations\"") + +#define UTEST_INITIALIZER_END_DISABLE_WARNINGS _Pragma("clang diagnostic pop") +#else +#define UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS +#define UTEST_INITIALIZER_END_DISABLE_WARNINGS +#endif + +#pragma section(".CRT$XCU", read) +#define UTEST_INITIALIZER(f) \ + static void __cdecl f(void); \ + UTEST_INITIALIZER_BEGIN_DISABLE_WARNINGS \ + __pragma(comment(linker, "/include:" UTEST_SYMBOL_PREFIX #f "_")) \ + UTEST_C_FUNC __declspec(allocate(".CRT$XCU")) void(__cdecl * \ + f##_)(void) = f; \ + UTEST_INITIALIZER_END_DISABLE_WARNINGS \ + static void __cdecl f(void) +#else +#if defined(__linux__) +#if defined(__clang__) +#if __has_warning("-Wreserved-id-macro") +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wreserved-id-macro" +#endif +#endif + +#define __STDC_FORMAT_MACROS 1 + +#if defined(__clang__) +#if __has_warning("-Wreserved-id-macro") +#pragma clang diagnostic pop +#endif +#endif +#endif + +#define UTEST_INLINE inline + +#define UTEST_INITIALIZER(f) \ + static void f(void) UTEST_ATTRIBUTE(constructor); \ + static void f(void) +#endif + +#if defined(__cplusplus) +#define UTEST_CAST(type, x) static_cast<type>(x) +#define UTEST_PTR_CAST(type, x) reinterpret_cast<type>(x) +#define UTEST_EXTERN extern "C" +#define UTEST_NULL NULL +#else +#define UTEST_CAST(type, x) ((type)(x)) +#define UTEST_PTR_CAST(type, x) ((type)(x)) +#define UTEST_EXTERN extern +#define UTEST_NULL 0 +#endif + +#ifdef _MSC_VER +/* + io.h contains definitions for some structures with natural padding. This is + uninteresting, but for some reason MSVC's behaviour is to warn about + including this system header. That *is* interesting +*/ +#pragma warning(disable : 4820) +#pragma warning(push, 1) +#include <io.h> +#pragma warning(pop) +#define UTEST_COLOUR_OUTPUT() (_isatty(_fileno(stdout))) +#else +#if defined(__EMSCRIPTEN__) +#include <emscripten/html5.h> +#define UTEST_COLOUR_OUTPUT() false +#else +#include <unistd.h> +#define UTEST_COLOUR_OUTPUT() (isatty(STDOUT_FILENO)) +#endif +#endif + +static UTEST_INLINE void *utest_realloc(void *const pointer, size_t new_size) { + void *const new_pointer = realloc(pointer, new_size); + + if (UTEST_NULL == new_pointer) { + free(new_pointer); + } + + return new_pointer; +} + +static UTEST_INLINE utest_int64_t utest_ns(void) { +#if defined(_MSC_VER) || defined(__MINGW64__) || defined(__MINGW32__) + utest_large_integer counter; + utest_large_integer frequency; + QueryPerformanceCounter(&counter); + QueryPerformanceFrequency(&frequency); + return UTEST_CAST(utest_int64_t, + (counter.QuadPart * 1000000000) / frequency.QuadPart); +#elif defined(__linux__) && defined(__STRICT_ANSI__) + return UTEST_CAST(utest_int64_t, clock()) * 1000000000 / CLOCKS_PER_SEC; +#elif defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || \ + defined(__NetBSD__) || defined(__DragonFly__) || defined(__sun__) || \ + defined(__HAIKU__) + struct timespec ts; +#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ + !defined(__HAIKU__) + timespec_get(&ts, TIME_UTC); +#else + const clockid_t cid = CLOCK_REALTIME; +#if defined(UTEST_USE_CLOCKGETTIME) + clock_gettime(cid, &ts); +#else + syscall(SYS_clock_gettime, cid, &ts); +#endif +#endif + return UTEST_CAST(utest_int64_t, ts.tv_sec) * 1000 * 1000 * 1000 + ts.tv_nsec; +#elif __APPLE__ + return UTEST_CAST(utest_int64_t, clock_gettime_nsec_np(CLOCK_UPTIME_RAW)); +#elif __EMSCRIPTEN__ + return emscripten_performance_now() * 1000000.0; +#else +#error Unsupported platform! +#endif +} + +typedef void (*utest_testcase_t)(int *, size_t); + +struct utest_test_state_s { + utest_testcase_t func; + size_t index; + char *name; +}; + +struct utest_state_s { + struct utest_test_state_s *tests; + size_t tests_length; + FILE *output; +}; + +/* extern to the global state utest needs to execute */ +UTEST_EXTERN struct utest_state_s utest_state; + +#if defined(_MSC_VER) +#define UTEST_WEAK __forceinline +#elif defined(__MINGW32__) || defined(__MINGW64__) +#define UTEST_WEAK static UTEST_ATTRIBUTE(used) +#elif defined(__clang__) || defined(__GNUC__) || defined(__TINYC__) +#define UTEST_WEAK UTEST_ATTRIBUTE(weak) +#else +#error Non clang, non gcc, non MSVC, non tcc compiler found! +#endif + +#if defined(_MSC_VER) +#define UTEST_UNUSED +#else +#define UTEST_UNUSED UTEST_ATTRIBUTE(unused) +#endif + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wvariadic-macros" +#pragma clang diagnostic ignored "-Wc++98-compat-pedantic" +#endif +#define UTEST_PRINTF(...) \ + if (utest_state.output) { \ + fprintf(utest_state.output, __VA_ARGS__); \ + } \ + printf(__VA_ARGS__) +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wvariadic-macros" +#pragma clang diagnostic ignored "-Wc++98-compat-pedantic" +#endif + +#ifdef _MSC_VER +#define UTEST_SNPRINTF(BUFFER, N, ...) _snprintf_s(BUFFER, N, N, __VA_ARGS__) +#else +#define UTEST_SNPRINTF(...) snprintf(__VA_ARGS__) +#endif + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +#if defined(__cplusplus) +/* if we are using c++ we can use overloaded methods (its in the language) */ +#define UTEST_OVERLOADABLE +#elif defined(__clang__) +/* otherwise, if we are using clang with c - use the overloadable attribute */ +#define UTEST_OVERLOADABLE UTEST_ATTRIBUTE(overloadable) +#endif + +#if defined(__cplusplus) && (__cplusplus >= 201103L) + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wc++98-compat-pedantic" +#endif + +#include <type_traits> + +template <typename T, bool is_enum = std::is_enum<T>::value> +struct utest_type_deducer final { + static void _(const T t); +}; + +template <> struct utest_type_deducer<signed char, false> { + static void _(const signed char c) { + UTEST_PRINTF("%d", static_cast<int>(c)); + } +}; + +template <> struct utest_type_deducer<unsigned char, false> { + static void _(const unsigned char c) { + UTEST_PRINTF("%u", static_cast<unsigned int>(c)); + } +}; + +template <> struct utest_type_deducer<short, false> { + static void _(const short s) { UTEST_PRINTF("%d", static_cast<int>(s)); } +}; + +template <> struct utest_type_deducer<unsigned short, false> { + static void _(const unsigned short s) { + UTEST_PRINTF("%u", static_cast<int>(s)); + } +}; + +template <> struct utest_type_deducer<float, false> { + static void _(const float f) { UTEST_PRINTF("%f", static_cast<double>(f)); } +}; + +template <> struct utest_type_deducer<double, false> { + static void _(const double d) { UTEST_PRINTF("%f", d); } +}; + +template <> struct utest_type_deducer<long double, false> { + static void _(const long double d) { +#if defined(__MINGW32__) || defined(__MINGW64__) + /* MINGW is weird - doesn't like LF at all?! */ + UTEST_PRINTF("%f", (double)d); +#else + UTEST_PRINTF("%Lf", d); +#endif + } +}; + +template <> struct utest_type_deducer<int, false> { + static void _(const int i) { UTEST_PRINTF("%d", i); } +}; + +template <> struct utest_type_deducer<unsigned int, false> { + static void _(const unsigned int i) { UTEST_PRINTF("%u", i); } +}; + +template <> struct utest_type_deducer<long, false> { + static void _(const long i) { UTEST_PRINTF("%ld", i); } +}; + +template <> struct utest_type_deducer<unsigned long, false> { + static void _(const unsigned long i) { UTEST_PRINTF("%lu", i); } +}; + +template <> struct utest_type_deducer<long long, false> { + static void _(const long long i) { UTEST_PRINTF("%lld", i); } +}; + +template <> struct utest_type_deducer<unsigned long long, false> { + static void _(const unsigned long long i) { UTEST_PRINTF("%llu", i); } +}; + +template <typename T> struct utest_type_deducer<const T *, false> { + static void _(const T *t) { + UTEST_PRINTF("%p", static_cast<void *>(const_cast<T *>(t))); + } +}; + +template <typename T> struct utest_type_deducer<T *, false> { + static void _(T *t) { UTEST_PRINTF("%p", static_cast<void *>(t)); } +}; + +template <typename T> struct utest_type_deducer<T, true> { + static void _(const T t) { + UTEST_PRINTF("%llu", static_cast<unsigned long long>(t)); + } +}; + +template <typename T> +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(const T t) { + utest_type_deducer<T>::_(t); +} + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +#elif defined(UTEST_OVERLOADABLE) + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(signed char c); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(signed char c) { + UTEST_PRINTF("%d", UTEST_CAST(int, c)); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(unsigned char c); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(unsigned char c) { + UTEST_PRINTF("%u", UTEST_CAST(unsigned int, c)); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(float f); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(float f) { + UTEST_PRINTF("%f", UTEST_CAST(double, f)); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(double d); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(double d) { + UTEST_PRINTF("%f", d); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long double d); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long double d) { +#if defined(__MINGW32__) || defined(__MINGW64__) + /* MINGW is weird - doesn't like LF at all?! */ + UTEST_PRINTF("%f", (double)d); +#else + UTEST_PRINTF("%Lf", d); +#endif +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(int i); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(int i) { + UTEST_PRINTF("%d", i); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(unsigned int i); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(unsigned int i) { + UTEST_PRINTF("%u", i); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long int i); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long int i) { + UTEST_PRINTF("%ld", i); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long unsigned int i); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long unsigned int i) { + UTEST_PRINTF("%lu", i); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(const void *p); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(const void *p) { + UTEST_PRINTF("%p", p); +} + +/* + long long is a c++11 extension +*/ +#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) || \ + defined(__cplusplus) && (__cplusplus >= 201103L) || \ + (defined(__MINGW32__) || defined(__MINGW64__)) + +#ifdef __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wc++98-compat-pedantic" +#endif + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long long int i); +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long long int i) { + UTEST_PRINTF("%lld", i); +} + +UTEST_WEAK UTEST_OVERLOADABLE void utest_type_printer(long long unsigned int i); +UTEST_WEAK UTEST_OVERLOADABLE void +utest_type_printer(long long unsigned int i) { + UTEST_PRINTF("%llu", i); +} + +#ifdef __clang__ +#pragma clang diagnostic pop +#endif + +#endif +#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ + !(defined(__MINGW32__) || defined(__MINGW64__)) || \ + defined(__TINYC__) +#define utest_type_printer(val) \ + UTEST_PRINTF(_Generic((val), signed char \ + : "%d", unsigned char \ + : "%u", short \ + : "%d", unsigned short \ + : "%u", int \ + : "%d", long \ + : "%ld", long long \ + : "%lld", unsigned \ + : "%u", unsigned long \ + : "%lu", unsigned long long \ + : "%llu", float \ + : "%f", double \ + : "%f", long double \ + : "%Lf", default \ + : _Generic((val - val), ptrdiff_t \ + : "%p", default \ + : "undef")), \ + (val)) +#else +/* + we don't have the ability to print the values we got, so we create a macro + to tell our users we can't do anything fancy +*/ +#define utest_type_printer(...) UTEST_PRINTF("undef") +#endif + +#ifdef _MSC_VER +#define UTEST_SURPRESS_WARNING_BEGIN \ + __pragma(warning(push)) __pragma(warning(disable : 4127)) \ + __pragma(warning(disable : 4571)) __pragma(warning(disable : 4130)) +#define UTEST_SURPRESS_WARNING_END __pragma(warning(pop)) +#else +#define UTEST_SURPRESS_WARNING_BEGIN +#define UTEST_SURPRESS_WARNING_END +#endif + +#if defined(__cplusplus) && (__cplusplus >= 201103L) +#define UTEST_AUTO(x) auto +#elif !defined(__cplusplus) + +#if defined(__clang__) +/* clang-format off */ +/* had to disable clang-format here because it malforms the pragmas */ +#define UTEST_AUTO(x) \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wgnu-auto-type\"") __auto_type \ + _Pragma("clang diagnostic pop") +/* clang-format on */ +#else +#define UTEST_AUTO(x) __typeof__(x + 0) +#endif + +#else +#define UTEST_AUTO(x) typeof(x + 0) +#endif + +#if defined(__clang__) +#define UTEST_STRNCMP(x, y, size) \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wdisabled-macro-expansion\"") \ + strncmp(x, y, size) _Pragma("clang diagnostic pop") +#else +#define UTEST_STRNCMP(x, y, size) strncmp(x, y, size) +#endif + +#define UTEST_SKIP(msg) \ + do { \ + UTEST_PRINTF(" Skipped : '%s'\n", (msg)); \ + *utest_result = UTEST_TEST_SKIPPED; \ + return; \ + } while (0) + +#if defined(__clang__) +#define UTEST_EXPECT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wlanguage-extension-token\"") \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat-pedantic\"") \ + _Pragma("clang diagnostic ignored \"-Wfloat-equal\"") \ + UTEST_AUTO(x) xEval = (x); \ + UTEST_AUTO(y) yEval = (y); \ + if (!((xEval)cond(yEval))) { \ + _Pragma("clang diagnostic pop") \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : ("); \ + UTEST_PRINTF(#x ") " #cond " (" #y); \ + UTEST_PRINTF(")\n"); \ + UTEST_PRINTF(" Actual : "); \ + utest_type_printer(xEval); \ + UTEST_PRINTF(" vs "); \ + utest_type_printer(yEval); \ + UTEST_PRINTF("\n"); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#elif defined(__GNUC__) || defined(__TINYC__) +#define UTEST_EXPECT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + UTEST_AUTO(x) xEval = (x); \ + UTEST_AUTO(y) yEval = (y); \ + if (!((xEval)cond(yEval))) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : ("); \ + UTEST_PRINTF(#x ") " #cond " (" #y); \ + UTEST_PRINTF(")\n"); \ + UTEST_PRINTF(" Actual : "); \ + utest_type_printer(xEval); \ + UTEST_PRINTF(" vs "); \ + utest_type_printer(yEval); \ + UTEST_PRINTF("\n"); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#else +#define UTEST_EXPECT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + if (!((x)cond(y))) { \ + UTEST_PRINTF("%s:%i: Failure (Expected " #cond " Actual)\n", __FILE__, \ + __LINE__); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#endif + +#define EXPECT_TRUE(x) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const int xEval = !!(x); \ + if (!(xEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : true\n"); \ + UTEST_PRINTF(" Actual : %s\n", (xEval) ? "true" : "false"); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_FALSE(x) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const int xEval = !!(x); \ + if (xEval) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : false\n"); \ + UTEST_PRINTF(" Actual : %s\n", (xEval) ? "true" : "false"); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_EQ(x, y) UTEST_EXPECT(x, y, ==) +#define EXPECT_NE(x, y) UTEST_EXPECT(x, y, !=) +#define EXPECT_LT(x, y) UTEST_EXPECT(x, y, <) +#define EXPECT_LE(x, y) UTEST_EXPECT(x, y, <=) +#define EXPECT_GT(x, y) UTEST_EXPECT(x, y, >) +#define EXPECT_GE(x, y) UTEST_EXPECT(x, y, >=) + +#define EXPECT_STREQ(x, y) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 != strcmp(xEval, yEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%s\"\n", xEval); \ + UTEST_PRINTF(" Actual : \"%s\"\n", yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_STRNE(x, y) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 == strcmp(xEval, yEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%s\"\n", xEval); \ + UTEST_PRINTF(" Actual : \"%s\"\n", yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_STRNEQ(x, y, n) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + const size_t nEval = UTEST_CAST(size_t, n); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 != UTEST_STRNCMP(xEval, yEval, nEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, nEval), xEval); \ + UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, nEval), yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_STRNNE(x, y, n) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + const size_t nEval = UTEST_CAST(size_t, n); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 == UTEST_STRNCMP(xEval, yEval, nEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, nEval), xEval); \ + UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, nEval), yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define EXPECT_NEAR(x, y, epsilon) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const double diff = \ + utest_fabs(UTEST_CAST(double, x) - UTEST_CAST(double, y)); \ + if (diff > UTEST_CAST(double, epsilon) || utest_isnan(diff)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : %f\n", UTEST_CAST(double, x)); \ + UTEST_PRINTF(" Actual : %f\n", UTEST_CAST(double, y)); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#if defined(UTEST_HAS_EXCEPTIONS) +#define EXPECT_EXCEPTION(x, exception_type) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + int exception_caught = 0; \ + try { \ + x; \ + } catch (const exception_type &) { \ + exception_caught = 1; \ + } catch (...) { \ + exception_caught = 2; \ + } \ + if (exception_caught != 1) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : %s exception\n", #exception_type); \ + UTEST_PRINTF(" Actual : %s\n", (exception_caught == 2) \ + ? "Unexpected exception" \ + : "No exception"); \ + *utest_result = UTEST_TEST_FAILURE; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#endif + +#if defined(__clang__) +#define UTEST_ASSERT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + _Pragma("clang diagnostic push") \ + _Pragma("clang diagnostic ignored \"-Wlanguage-extension-token\"") \ + _Pragma("clang diagnostic ignored \"-Wc++98-compat-pedantic\"") \ + _Pragma("clang diagnostic ignored \"-Wfloat-equal\"") \ + UTEST_AUTO(x) xEval = (x); \ + UTEST_AUTO(y) yEval = (y); \ + if (!((xEval)cond(yEval))) { \ + _Pragma("clang diagnostic pop") \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : ("); \ + UTEST_PRINTF(#x ") " #cond " (" #y); \ + UTEST_PRINTF(")\n"); \ + UTEST_PRINTF(" Actual : "); \ + utest_type_printer(xEval); \ + UTEST_PRINTF(" vs "); \ + utest_type_printer(yEval); \ + UTEST_PRINTF("\n"); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#elif defined(__GNUC__) || defined(__TINYC__) +#define UTEST_ASSERT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + UTEST_AUTO(x) xEval = (x); \ + UTEST_AUTO(y) yEval = (y); \ + if (!((xEval)cond(yEval))) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : ("); \ + UTEST_PRINTF(#x ") " #cond " (" #y); \ + UTEST_PRINTF(")\n"); \ + UTEST_PRINTF(" Actual : "); \ + utest_type_printer(xEval); \ + UTEST_PRINTF(" vs "); \ + utest_type_printer(yEval); \ + UTEST_PRINTF("\n"); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#else +#define UTEST_ASSERT(x, y, cond) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + if (!((x)cond(y))) { \ + UTEST_PRINTF("%s:%i: Failure (Expected " #cond " Actual)\n", __FILE__, \ + __LINE__); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#endif + +#define ASSERT_TRUE(x) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const int xEval = !!(x); \ + if (!(xEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : true\n"); \ + UTEST_PRINTF(" Actual : %s\n", (xEval) ? "true" : "false"); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_FALSE(x) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const int xEval = !!(x); \ + if (xEval) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : false\n"); \ + UTEST_PRINTF(" Actual : %s\n", (xEval) ? "true" : "false"); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_EQ(x, y) UTEST_ASSERT(x, y, ==) +#define ASSERT_NE(x, y) UTEST_ASSERT(x, y, !=) +#define ASSERT_LT(x, y) UTEST_ASSERT(x, y, <) +#define ASSERT_LE(x, y) UTEST_ASSERT(x, y, <=) +#define ASSERT_GT(x, y) UTEST_ASSERT(x, y, >) +#define ASSERT_GE(x, y) UTEST_ASSERT(x, y, >=) + +#define ASSERT_STREQ(x, y) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 != strcmp(xEval, yEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%s\"\n", xEval); \ + UTEST_PRINTF(" Actual : \"%s\"\n", yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_STRNE(x, y) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 == strcmp(xEval, yEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%s\"\n", xEval); \ + UTEST_PRINTF(" Actual : \"%s\"\n", yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_STRNEQ(x, y, n) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + const size_t nEval = UTEST_CAST(size_t, n); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 != UTEST_STRNCMP(xEval, yEval, nEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, nEval), xEval); \ + UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, nEval), yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_STRNNE(x, y, n) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const char *xEval = (x); \ + const char *yEval = (y); \ + const size_t nEval = UTEST_CAST(size_t, n); \ + if (UTEST_NULL == xEval || UTEST_NULL == yEval || \ + 0 == UTEST_STRNCMP(xEval, yEval, nEval)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, nEval), xEval); \ + UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, nEval), yEval); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#define ASSERT_NEAR(x, y, epsilon) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + const double diff = \ + utest_fabs(UTEST_CAST(double, x) - UTEST_CAST(double, y)); \ + if (diff > UTEST_CAST(double, epsilon) || utest_isnan(diff)) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : %f\n", UTEST_CAST(double, x)); \ + UTEST_PRINTF(" Actual : %f\n", UTEST_CAST(double, y)); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END + +#if defined(UTEST_HAS_EXCEPTIONS) +#define ASSERT_EXCEPTION(x, exception_type) \ + UTEST_SURPRESS_WARNING_BEGIN do { \ + int exception_caught = 0; \ + try { \ + x; \ + } catch (const exception_type &) { \ + exception_caught = 1; \ + } catch (...) { \ + exception_caught = 2; \ + } \ + if (exception_caught != 1) { \ + UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \ + UTEST_PRINTF(" Expected : %s exception\n", #exception_type); \ + UTEST_PRINTF(" Actual : %s\n", (exception_caught == 2) \ + ? "Unexpected exception" \ + : "No exception"); \ + *utest_result = UTEST_TEST_FAILURE; \ + return; \ + } \ + } \ + while (0) \ + UTEST_SURPRESS_WARNING_END +#endif + +#define UTEST(SET, NAME) \ + UTEST_EXTERN struct utest_state_s utest_state; \ + static void utest_run_##SET##_##NAME(int *utest_result); \ + static void utest_##SET##_##NAME(int *utest_result, size_t utest_index) { \ + (void)utest_index; \ + utest_run_##SET##_##NAME(utest_result); \ + } \ + UTEST_INITIALIZER(utest_register_##SET##_##NAME) { \ + const size_t index = utest_state.tests_length++; \ + const char *name_part = #SET "." #NAME; \ + const size_t name_size = strlen(name_part) + 1; \ + char *name = UTEST_PTR_CAST(char *, malloc(name_size)); \ + utest_state.tests = UTEST_PTR_CAST( \ + struct utest_test_state_s *, \ + utest_realloc(UTEST_PTR_CAST(void *, utest_state.tests), \ + sizeof(struct utest_test_state_s) * \ + utest_state.tests_length)); \ + if (utest_state.tests) { \ + utest_state.tests[index].func = &utest_##SET##_##NAME; \ + utest_state.tests[index].name = name; \ + utest_state.tests[index].index = 0; \ + } \ + UTEST_SNPRINTF(name, name_size, "%s", name_part); \ + } \ + void utest_run_##SET##_##NAME(int *utest_result) + +#define UTEST_F_SETUP(FIXTURE) \ + static void utest_f_setup_##FIXTURE(int *utest_result, \ + struct FIXTURE *utest_fixture) + +#define UTEST_F_TEARDOWN(FIXTURE) \ + static void utest_f_teardown_##FIXTURE(int *utest_result, \ + struct FIXTURE *utest_fixture) + +#if defined(__GNUC__) && __GNUC__ >= 8 && defined(__cplusplus) +#define UTEST_FIXTURE_SURPRESS_WARNINGS_BEGIN \ + _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wclass-memaccess\"") +#define UTEST_FIXTURE_SURPRESS_WARNINGS_END _Pragma("GCC diagnostic pop") +#else +#define UTEST_FIXTURE_SURPRESS_WARNINGS_BEGIN +#define UTEST_FIXTURE_SURPRESS_WARNINGS_END +#endif + +#define UTEST_F(FIXTURE, NAME) \ + UTEST_FIXTURE_SURPRESS_WARNINGS_BEGIN \ + UTEST_EXTERN struct utest_state_s utest_state; \ + static void utest_f_setup_##FIXTURE(int *, struct FIXTURE *); \ + static void utest_f_teardown_##FIXTURE(int *, struct FIXTURE *); \ + static void utest_run_##FIXTURE##_##NAME(int *, struct FIXTURE *); \ + static void utest_f_##FIXTURE##_##NAME(int *utest_result, \ + size_t utest_index) { \ + struct FIXTURE fixture; \ + (void)utest_index; \ + memset(&fixture, 0, sizeof(fixture)); \ + utest_f_setup_##FIXTURE(utest_result, &fixture); \ + if (UTEST_TEST_PASSED != *utest_result) { \ + return; \ + } \ + utest_run_##FIXTURE##_##NAME(utest_result, &fixture); \ + utest_f_teardown_##FIXTURE(utest_result, &fixture); \ + } \ + UTEST_INITIALIZER(utest_register_##FIXTURE##_##NAME) { \ + const size_t index = utest_state.tests_length++; \ + const char *name_part = #FIXTURE "." #NAME; \ + const size_t name_size = strlen(name_part) + 1; \ + char *name = UTEST_PTR_CAST(char *, malloc(name_size)); \ + utest_state.tests = UTEST_PTR_CAST( \ + struct utest_test_state_s *, \ + utest_realloc(UTEST_PTR_CAST(void *, utest_state.tests), \ + sizeof(struct utest_test_state_s) * \ + utest_state.tests_length)); \ + utest_state.tests[index].func = &utest_f_##FIXTURE##_##NAME; \ + utest_state.tests[index].name = name; \ + UTEST_SNPRINTF(name, name_size, "%s", name_part); \ + } \ + UTEST_FIXTURE_SURPRESS_WARNINGS_END \ + void utest_run_##FIXTURE##_##NAME(int *utest_result, \ + struct FIXTURE *utest_fixture) + +#define UTEST_I_SETUP(FIXTURE) \ + static void utest_i_setup_##FIXTURE( \ + int *utest_result, struct FIXTURE *utest_fixture, size_t utest_index) + +#define UTEST_I_TEARDOWN(FIXTURE) \ + static void utest_i_teardown_##FIXTURE( \ + int *utest_result, struct FIXTURE *utest_fixture, size_t utest_index) + +#define UTEST_I(FIXTURE, NAME, INDEX) \ + UTEST_EXTERN struct utest_state_s utest_state; \ + static void utest_run_##FIXTURE##_##NAME##_##INDEX(int *, struct FIXTURE *); \ + static void utest_i_##FIXTURE##_##NAME##_##INDEX(int *utest_result, \ + size_t index) { \ + struct FIXTURE fixture; \ + memset(&fixture, 0, sizeof(fixture)); \ + utest_i_setup_##FIXTURE(utest_result, &fixture, index); \ + if (UTEST_TEST_PASSED != *utest_result) { \ + return; \ + } \ + utest_run_##FIXTURE##_##NAME##_##INDEX(utest_result, &fixture); \ + utest_i_teardown_##FIXTURE(utest_result, &fixture, index); \ + } \ + UTEST_INITIALIZER(utest_register_##FIXTURE##_##NAME##_##INDEX) { \ + size_t i; \ + utest_uint64_t iUp; \ + for (i = 0; i < (INDEX); i++) { \ + const size_t index = utest_state.tests_length++; \ + const char *name_part = #FIXTURE "." #NAME; \ + const size_t name_size = strlen(name_part) + 32; \ + char *name = UTEST_PTR_CAST(char *, malloc(name_size)); \ + utest_state.tests = UTEST_PTR_CAST( \ + struct utest_test_state_s *, \ + utest_realloc(UTEST_PTR_CAST(void *, utest_state.tests), \ + sizeof(struct utest_test_state_s) * \ + utest_state.tests_length)); \ + utest_state.tests[index].func = &utest_i_##FIXTURE##_##NAME##_##INDEX; \ + utest_state.tests[index].index = i; \ + utest_state.tests[index].name = name; \ + iUp = UTEST_CAST(utest_uint64_t, i); \ + UTEST_SNPRINTF(name, name_size, "%s/%" UTEST_PRIu64, name_part, iUp); \ + } \ + } \ + void utest_run_##FIXTURE##_##NAME##_##INDEX(int *utest_result, \ + struct FIXTURE *utest_fixture) + +UTEST_WEAK +double utest_fabs(double d); +UTEST_WEAK +double utest_fabs(double d) { + union { + double d; + utest_uint64_t u; + } both; + both.d = d; + both.u &= 0x7fffffffffffffffu; + return both.d; +} + +UTEST_WEAK +int utest_isnan(double d); +UTEST_WEAK +int utest_isnan(double d) { + union { + double d; + utest_uint64_t u; + } both; + both.d = d; + both.u &= 0x7fffffffffffffffu; + return both.u > 0x7ff0000000000000u; +} + +UTEST_WEAK +int utest_should_filter_test(const char *filter, const char *testcase); +UTEST_WEAK int utest_should_filter_test(const char *filter, + const char *testcase) { + if (filter) { + const char *filter_cur = filter; + const char *testcase_cur = testcase; + const char *filter_wildcard = UTEST_NULL; + + while (('\0' != *filter_cur) && ('\0' != *testcase_cur)) { + if ('*' == *filter_cur) { + /* store the position of the wildcard */ + filter_wildcard = filter_cur; + + /* skip the wildcard character */ + filter_cur++; + + while (('\0' != *filter_cur) && ('\0' != *testcase_cur)) { + if ('*' == *filter_cur) { + /* + we found another wildcard (filter is something like *foo*) so we + exit the current loop, and return to the parent loop to handle + the wildcard case + */ + break; + } else if (*filter_cur != *testcase_cur) { + /* otherwise our filter didn't match, so reset it */ + filter_cur = filter_wildcard; + } + + /* move testcase along */ + testcase_cur++; + + /* move filter along */ + filter_cur++; + } + + if (('\0' == *filter_cur) && ('\0' == *testcase_cur)) { + return 0; + } + + /* if the testcase has been exhausted, we don't have a match! */ + if ('\0' == *testcase_cur) { + return 1; + } + } else { + if (*testcase_cur != *filter_cur) { + /* test case doesn't match filter */ + return 1; + } else { + /* move our filter and testcase forward */ + testcase_cur++; + filter_cur++; + } + } + } + + if (('\0' != *filter_cur) || + (('\0' != *testcase_cur) && + ((filter == filter_cur) || ('*' != filter_cur[-1])))) { + /* we have a mismatch! */ + return 1; + } + } + + return 0; +} + +static UTEST_INLINE FILE *utest_fopen(const char *filename, const char *mode) { +#ifdef _MSC_VER + FILE *file; + if (0 == fopen_s(&file, filename, mode)) { + return file; + } else { + return UTEST_NULL; + } +#else + return fopen(filename, mode); +#endif +} + +static UTEST_INLINE int utest_main(int argc, const char *const argv[]); +int utest_main(int argc, const char *const argv[]) { + utest_uint64_t failed = 0; + utest_uint64_t skipped = 0; + size_t index = 0; + size_t *failed_testcases = UTEST_NULL; + size_t failed_testcases_length = 0; + size_t *skipped_testcases = UTEST_NULL; + size_t skipped_testcases_length = 0; + const char *filter = UTEST_NULL; + utest_uint64_t ran_tests = 0; + int enable_mixed_units = 0; + int random_order = 0; + utest_uint32_t seed = 0; + + enum colours { RESET, GREEN, RED, YELLOW }; + + const int use_colours = UTEST_COLOUR_OUTPUT(); + const char *colours[] = {"\033[0m", "\033[32m", "\033[31m", "\033[33m"}; + + if (!use_colours) { + for (index = 0; index < sizeof colours / sizeof colours[0]; index++) { + colours[index] = ""; + } + } + /* loop through all arguments looking for our options */ + for (index = 1; index < UTEST_CAST(size_t, argc); index++) { + /* Informational switches */ + const char help_str[] = "--help"; + const char list_str[] = "--list-tests"; + /* Test config switches */ + const char filter_str[] = "--filter="; + const char output_str[] = "--output="; + const char enable_mixed_units_str[] = "--enable-mixed-units"; + const char random_order_str[] = "--random-order"; + const char random_order_with_seed_str[] = "--random-order="; + + if (0 == UTEST_STRNCMP(argv[index], help_str, strlen(help_str))) { + printf("utest.h - the single file unit testing solution for C/C++!\n" + "Command line Options:\n" + " --help Show this message and exit.\n" + " --filter=<filter> Filter the test cases to run (EG. " + "MyTest*.a would run MyTestCase.a but not MyTestCase.b).\n" + " --list-tests List testnames, one per line. Output " + "names can be passed to --filter.\n"); + printf(" --output=<output> Output an xunit XML file to the file " + "specified in <output>.\n" + " --enable-mixed-units Enable the per-test output to contain " + "mixed units (s/ms/us/ns).\n" + " --random-order[=<seed>] Randomize the order that the tests are " + "ran in. If the optional <seed> argument is not provided, then a " + "random starting seed is used.\n"); + goto cleanup; + } else if (0 == + UTEST_STRNCMP(argv[index], filter_str, strlen(filter_str))) { + /* user wants to filter what test cases run! */ + filter = argv[index] + strlen(filter_str); + } else if (0 == + UTEST_STRNCMP(argv[index], output_str, strlen(output_str))) { + utest_state.output = utest_fopen(argv[index] + strlen(output_str), "w+"); + } else if (0 == UTEST_STRNCMP(argv[index], list_str, strlen(list_str))) { + for (index = 0; index < utest_state.tests_length; index++) { + UTEST_PRINTF("%s\n", utest_state.tests[index].name); + } + /* when printing the test list, don't actually run the tests */ + return 0; + } else if (0 == UTEST_STRNCMP(argv[index], enable_mixed_units_str, + strlen(enable_mixed_units_str))) { + enable_mixed_units = 1; + } else if (0 == UTEST_STRNCMP(argv[index], random_order_with_seed_str, + strlen(random_order_with_seed_str))) { + seed = + UTEST_CAST(utest_uint32_t, + strtoul(argv[index] + strlen(random_order_with_seed_str), + UTEST_NULL, 10)); + random_order = 1; + } else if (0 == UTEST_STRNCMP(argv[index], random_order_str, + strlen(random_order_str))) { + const utest_int64_t ns = utest_ns(); + + // Some really poor pseudo-random using the current time. I do this + // because I really want to avoid using C's rand() because that'd mean our + // random would be affected by any srand() usage by the user (which I + // don't want). + seed = UTEST_CAST(utest_uint32_t, ns >> 32) * 31 + + UTEST_CAST(utest_uint32_t, ns & 0xffffffff); + random_order = 1; + } + } + + if (random_order) { + // Use Fisher-Yates with the Durstenfield's version to randomly re-order the + // tests. + for (index = utest_state.tests_length; index > 1; index--) { + // For the random order we'll use PCG. + const utest_uint32_t state = seed; + const utest_uint32_t word = + ((state >> ((state >> 28u) + 4u)) ^ state) * 277803737u; + const utest_uint32_t next = + ((word >> 22u) ^ word) % UTEST_CAST(utest_uint32_t, index); + + // Swap the randomly chosen element into the last location. + const struct utest_test_state_s copy = utest_state.tests[index - 1]; + utest_state.tests[index - 1] = utest_state.tests[next]; + utest_state.tests[next] = copy; + + // Move the seed onwards. + seed = seed * 747796405u + 2891336453u; + } + } + + for (index = 0; index < utest_state.tests_length; index++) { + if (utest_should_filter_test(filter, utest_state.tests[index].name)) { + continue; + } + + ran_tests++; + } + + printf("%s[==========]%s Running %" UTEST_PRIu64 " test cases.\n", + colours[GREEN], colours[RESET], UTEST_CAST(utest_uint64_t, ran_tests)); + + if (utest_state.output) { + fprintf(utest_state.output, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); + fprintf(utest_state.output, + "<testsuites tests=\"%" UTEST_PRIu64 "\" name=\"All\">\n", + UTEST_CAST(utest_uint64_t, ran_tests)); + fprintf(utest_state.output, + "<testsuite name=\"Tests\" tests=\"%" UTEST_PRIu64 "\">\n", + UTEST_CAST(utest_uint64_t, ran_tests)); + } + + for (index = 0; index < utest_state.tests_length; index++) { + int result = UTEST_TEST_PASSED; + utest_int64_t ns = 0; + + if (utest_should_filter_test(filter, utest_state.tests[index].name)) { + continue; + } + + printf("%s[ RUN ]%s %s\n", colours[GREEN], colours[RESET], + utest_state.tests[index].name); + + if (utest_state.output) { + fprintf(utest_state.output, "<testcase name=\"%s\">", + utest_state.tests[index].name); + } + + ns = utest_ns(); + errno = 0; +#if defined(UTEST_HAS_EXCEPTIONS) + UTEST_SURPRESS_WARNING_BEGIN + try { + utest_state.tests[index].func(&result, utest_state.tests[index].index); + } catch (const std::exception &err) { + printf(" Exception : %s\n", err.what()); + result = UTEST_TEST_FAILURE; + } catch (...) { + printf(" Exception : Unknown\n"); + result = UTEST_TEST_FAILURE; + } + UTEST_SURPRESS_WARNING_END +#else + utest_state.tests[index].func(&result, utest_state.tests[index].index); +#endif + ns = utest_ns() - ns; + + if (utest_state.output) { + fprintf(utest_state.output, "</testcase>\n"); + } + + // Record the failing test. + if (UTEST_TEST_FAILURE == result) { + const size_t failed_testcase_index = failed_testcases_length++; + failed_testcases = UTEST_PTR_CAST( + size_t *, utest_realloc(UTEST_PTR_CAST(void *, failed_testcases), + sizeof(size_t) * failed_testcases_length)); + if (UTEST_NULL != failed_testcases) { + failed_testcases[failed_testcase_index] = index; + } + failed++; + } else if (UTEST_TEST_SKIPPED == result) { + const size_t skipped_testcase_index = skipped_testcases_length++; + skipped_testcases = UTEST_PTR_CAST( + size_t *, utest_realloc(UTEST_PTR_CAST(void *, skipped_testcases), + sizeof(size_t) * skipped_testcases_length)); + if (UTEST_NULL != skipped_testcases) { + skipped_testcases[skipped_testcase_index] = index; + } + skipped++; + } + + { + const char *const units[] = {"ns", "us", "ms", "s", UTEST_NULL}; + unsigned int unit_index = 0; + utest_int64_t time = ns; + + if (enable_mixed_units) { + for (unit_index = 0; UTEST_NULL != units[unit_index]; unit_index++) { + if (10000 > time) { + break; + } + + time /= 1000; + } + } + + if (UTEST_TEST_FAILURE == result) { + printf("%s[ FAILED ]%s %s (%" UTEST_PRId64 "%s)\n", colours[RED], + colours[RESET], utest_state.tests[index].name, time, + units[unit_index]); + } else if (UTEST_TEST_SKIPPED == result) { + printf("%s[ SKIPPED ]%s %s (%" UTEST_PRId64 "%s)\n", colours[YELLOW], + colours[RESET], utest_state.tests[index].name, time, + units[unit_index]); + } else { + printf("%s[ OK ]%s %s (%" UTEST_PRId64 "%s)\n", colours[GREEN], + colours[RESET], utest_state.tests[index].name, time, + units[unit_index]); + } + } + } + + printf("%s[==========]%s %" UTEST_PRIu64 " test cases ran.\n", colours[GREEN], + colours[RESET], ran_tests); + printf("%s[ PASSED ]%s %" UTEST_PRIu64 " tests.\n", colours[GREEN], + colours[RESET], ran_tests - failed - skipped); + + if (0 != skipped) { + printf("%s[ SKIPPED ]%s %" UTEST_PRIu64 " tests, listed below:\n", + colours[YELLOW], colours[RESET], skipped); + for (index = 0; index < skipped_testcases_length; index++) { + printf("%s[ SKIPPED ]%s %s\n", colours[YELLOW], colours[RESET], + utest_state.tests[skipped_testcases[index]].name); + } + } + + if (0 != failed) { + printf("%s[ FAILED ]%s %" UTEST_PRIu64 " tests, listed below:\n", + colours[RED], colours[RESET], failed); + for (index = 0; index < failed_testcases_length; index++) { + printf("%s[ FAILED ]%s %s\n", colours[RED], colours[RESET], + utest_state.tests[failed_testcases[index]].name); + } + } + + if (utest_state.output) { + fprintf(utest_state.output, "</testsuite>\n</testsuites>\n"); + } + +cleanup: + for (index = 0; index < utest_state.tests_length; index++) { + free(UTEST_PTR_CAST(void *, utest_state.tests[index].name)); + } + + free(UTEST_PTR_CAST(void *, skipped_testcases)); + free(UTEST_PTR_CAST(void *, failed_testcases)); + free(UTEST_PTR_CAST(void *, utest_state.tests)); + + if (utest_state.output) { + fclose(utest_state.output); + } + + return UTEST_CAST(int, failed); +} + +/* + we need, in exactly one source file, define the global struct that will hold + the data we need to run utest. This macro allows the user to declare the + data without having to use the UTEST_MAIN macro, thus allowing them to write + their own main() function. +*/ +#define UTEST_STATE() struct utest_state_s utest_state = {0, 0, 0} + +/* + define a main() function to call into utest.h and start executing tests! A + user can optionally not use this macro, and instead define their own main() + function and manually call utest_main. The user must, in exactly one source + file, use the UTEST_STATE macro to declare a global struct variable that + utest requires. +*/ +#define UTEST_MAIN() \ + UTEST_STATE(); \ + int main(int argc, const char *const argv[]) { \ + return utest_main(argc, argv); \ + } + +#endif /* SHEREDOM_UTEST_H_INCLUDED */ |