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utest.h
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/*
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)
#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)
#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(_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
// define UTEST_USE_OLD_QPC before #include "utest.h" to use old
// QueryPerformanceCounter
#ifndef UTEST_USE_OLD_QPC
#pragma warning(push, 0)
#include <Windows.h>
#pragma warning(pop)
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 <mach/mach_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) __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, mach_absolute_time());
#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
#else
#define UTEST_WEAK __attribute__((weak))
#endif
#if defined(_MSC_VER)
#define UTEST_UNUSED
#else
#define UTEST_UNUSED __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 __attribute__((overloadable))
#endif
#if defined(UTEST_OVERLOADABLE)
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) {
UTEST_PRINTF("%Lf", d);
}
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)
#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)
#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))
#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:%u: 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__)
#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:%u: 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:%u: 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 { \
if (!(x)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : true\n"); \
UTEST_PRINTF(" Actual : %s\n", (x) ? "true" : "false"); \
*utest_result = UTEST_TEST_FAILURE; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define EXPECT_FALSE(x) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (x) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : false\n"); \
UTEST_PRINTF(" Actual : %s\n", (x) ? "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 { \
if (0 != strcmp(x, y)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%s\"\n", x); \
UTEST_PRINTF(" Actual : \"%s\"\n", y); \
*utest_result = UTEST_TEST_FAILURE; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define EXPECT_STRNE(x, y) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 == strcmp(x, y)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%s\"\n", x); \
UTEST_PRINTF(" Actual : \"%s\"\n", y); \
*utest_result = UTEST_TEST_FAILURE; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define EXPECT_STRNEQ(x, y, n) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 != UTEST_STRNCMP(x, y, n)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, n), x); \
UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, n), y); \
*utest_result = UTEST_TEST_FAILURE; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define EXPECT_STRNNE(x, y, n) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 == UTEST_STRNCMP(x, y, n)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, n), x); \
UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, n), y); \
*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:%u: 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(__cplusplus)
#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:%u: 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:%u: 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__)
#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:%u: 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:%u: 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 { \
if (!(x)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : true\n"); \
UTEST_PRINTF(" Actual : %s\n", (x) ? "true" : "false"); \
*utest_result = UTEST_TEST_FAILURE; \
return; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define ASSERT_FALSE(x) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (x) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : false\n"); \
UTEST_PRINTF(" Actual : %s\n", (x) ? "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 { \
if (0 != strcmp(x, y)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%s\"\n", x); \
UTEST_PRINTF(" Actual : \"%s\"\n", y); \
*utest_result = UTEST_TEST_FAILURE; \
return; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define ASSERT_STRNE(x, y) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 == strcmp(x, y)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%s\"\n", x); \
UTEST_PRINTF(" Actual : \"%s\"\n", y); \
*utest_result = UTEST_TEST_FAILURE; \
return; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define ASSERT_STRNEQ(x, y, n) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 != UTEST_STRNCMP(x, y, n)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, n), x); \
UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, n), y); \
*utest_result = UTEST_TEST_FAILURE; \
return; \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#define ASSERT_STRNNE(x, y, n) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (0 == UTEST_STRNCMP(x, y, n)) { \
UTEST_PRINTF("%s:%u: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Expected : \"%.*s\"\n", UTEST_CAST(int, n), x); \
UTEST_PRINTF(" Actual : \"%.*s\"\n", UTEST_CAST(int, n), y); \
*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:%u: 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(__cplusplus)
#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:%u: 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) \