#include #include static int sprintf_entry(void) { char buf[64] = {0}; char test_data[] = "sprintf test:2021-8-1 3.14 0xff"; sprintf(buf, "sprintf test:%s-%d-%c %.02f 0x%x","2021" ,8 ,'1' ,3.14 ,0xff); if(strcmp(buf, test_data)) { return -1; } return 0; } #include static void test_sprintf(void) { uassert_int_equal(sprintf_entry(), 0); } static void testcase(void) { UTEST_UNIT_RUN(test_sprintf); } UTEST_TC_EXPORT(testcase, "posix.stdio_h.sprintf.c", RT_NULL, RT_NULL, 10);