libzt is a simple and robust unit test library for C.
- Robust, allowing you to focus on your code.
- Simple and small, making it quick to learn and use.
- Doesn't use dynamic memory allocation, reducing error handling.
- Equipped with useful helpers for writing test cases.
- Portable and supported on Linux, MacOS, Windows and DOS.
- Documented and fully coverage and integration tested.
#include <stdio.h>
#include <zt.h>
static const char *greeting(void) {
return "hello there";
}
static void test_smoke(zt_t t) {
zt_check(t, ZT_TRUE(2 + 2 == 4));
zt_check(t, ZT_CMP_INT(2 + 2, ==, 4));
zt_check(t, ZT_CMP_STR(greeting(), ==, "hello there"));
}
static void test_writing_to_tmpfile(zt_t t) {
FILE *f = tmpfile();
zt_assert(t, ZT_NOT_NULL(f)); // stops test on failure
zt_check(t, ZT_CMP_INT(fprintf(f, "%s", greeting()), >, 0);
zt_check(t, ZT_CMP_INT(ftell(f), ==, strlen(greeting()));
zt_check(t, ZT_CMP_INT(fclose(f), ==, 0);
}
static void test_suite(zt_visitor v) {
ZT_VISIT_TEST(v, test_smoke);
ZT_VISIT_TEST(v, test_writing_to_tmpfile);
}
int main(int argc, char **argv, char **envp) {
return zt_main(argc, argv, envp, test_suite);
}
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