ref: f2e04e5f2f85f9dda6d813a9a47a95995de1e5aa
dir: /tests/libc/execute/0025-strspn.c/
#include <assert.h> #include <stdio.h> #include <string.h> /* output: testing done end: */ int main() { puts("testing"); assert(strspn("abccdef", "cba") == 4); assert(strspn("abcg", "cba0") == 3); assert(strspn("", "abc") == 0); assert(strspn("abc", "") == 0); assert(strspn("", "") == 0); assert(strspn("abc", "def") == 0); puts("done"); return 0; }