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Add *_PRED_* tests: A predicate test that uses a provided function for comparing values #146

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Add *_PRED_* tests: A predicate test that uses a provided function for comparing values #146

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f0a3aa8
Add *_PRED_* tests: A predicate test that uses a provided function fo…
bluehazzard Feb 13, 2024
813dc4d
try fix compiling on msvc and clang
bluehazzard Feb 14, 2024
a236809
Fix compilation for clang
bluehazzard Feb 15, 2024
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11 changes: 11 additions & 0 deletions test/test.c
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Original file line number Diff line number Diff line change
Expand Up @@ -259,3 +259,14 @@ UTEST(c, Near) {
}

UTEST(c, Todo) { UTEST_SKIP("Not yet implemented!"); }

int test_func_int(int a, int b)
{
return a<b;
}

UTEST(c, Predicate) {
EXPECT_PRED(1, 2, test_func_int);
ASSERT_PRED(1, 2, test_func_int);
}

6 changes: 6 additions & 0 deletions test/test11.cpp
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Expand Up @@ -329,3 +329,9 @@ UTEST(cpp11, EnumClass) {
#pragma clang diagnostic pop
#endif
#endif

UTEST(cpp, Predicate) {
EXPECT_PRED(1, 2, [](int a, int b){return a<b;});
EXPECT_PRED(1.0f, 2.0f, [](float a, float b){float res = a-b; return res > -1.00001 && res < -0.99999 ;});
ASSERT_PRED(1, 2, [](int a, int b){return a<b;});
}
77 changes: 77 additions & 0 deletions utest.h
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Expand Up @@ -1104,6 +1104,83 @@ utest_strncpy_gcc(char *const dst, const char *const src, const size_t size) {
UTEST_EXCEPTION_WITH_MESSAGE(x, exception_type, exception_message, msg, 1)
#endif


#if defined(__clang__)
#define UTEST_PRED(x, y, cond, msg, is_assert) \
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 (!(cond((xEval),(yEval)))) { \
_Pragma("clang diagnostic pop") \
UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Actual : "); \
utest_type_printer(xEval); \
UTEST_PRINTF(" vs "); \
utest_type_printer(yEval); \
UTEST_PRINTF("\n"); \
if (strlen(msg) > 0) { \
UTEST_PRINTF(" Message : %s\n", msg); \
} \
*utest_result = UTEST_TEST_FAILURE; \
if (is_assert) { \
return; \
} \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#elif defined(__GNUC__) || defined(__TINYC__)
#define UTEST_PRED(x, y, cond, msg, is_assert) \
UTEST_SURPRESS_WARNING_BEGIN do { \
UTEST_AUTO(x) xEval = (x); \
UTEST_AUTO(y) yEval = (y); \
if (!(cond((xEval),(yEval)))) { \
UTEST_PRINTF("%s:%i: Failure\n", __FILE__, __LINE__); \
UTEST_PRINTF(" Actual : "); \
utest_type_printer(xEval); \
UTEST_PRINTF(" vs "); \
utest_type_printer(yEval); \
UTEST_PRINTF("\n"); \
if (strlen(msg) > 0) { \
UTEST_PRINTF(" Message : %s\n", msg); \
} \
*utest_result = UTEST_TEST_FAILURE; \
if (is_assert) { \
return; \
} \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#else
#define UTEST_PRED(x, y, cond, msg, is_assert) \
UTEST_SURPRESS_WARNING_BEGIN do { \
if (!(cond((x),(y)))) { \
UTEST_PRINTF("%s:%i: Failure", __FILE__, __LINE__); \
if (strlen(msg) > 0) { \
UTEST_PRINTF(" Message : %s", msg); \
} \
UTEST_PRINTF("\n"); \
*utest_result = UTEST_TEST_FAILURE; \
if (is_assert) { \
return; \
} \
} \
} \
while (0) \
UTEST_SURPRESS_WARNING_END
#endif

#define EXPECT_PRED(x, y, pred) UTEST_PRED(x, y, pred, "", 0)
#define EXPECT_PRED_MSG(x, y, pred, msg) UTEST_PRED(x, y, pred, msg, 0)
#define ASSERT_PRED(x, y, pred) UTEST_PRED(x, y, pred, "", 1)
#define ASSERT_PRED_MSG(x, y, pred, msg) UTEST_PRED(x, y, pred, msg, 1)


#if defined(__clang__)
#if __has_warning("-Wunsafe-buffer-usage")
#define UTEST_SURPRESS_WARNINGS_BEGIN \
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