ref: 645a0547e01cdc2925889185d7777ef1ea4684e7
dir: /tests/libc/execute/0035-setlocale.c/
#include <assert.h> #include <locale.h> #include <stdio.h> /* output: testing done end: */ int main() { puts("testing"); assert(!strcmp(setlocale(LC_ALL, NULL), "C")); assert(!strcmp(setlocale(LC_COLLATE, NULL), "C")); assert(!strcmp(setlocale(LC_CTYPE, NULL), "C")); assert(!strcmp(setlocale(LC_MONETARY, NULL), "C")); assert(!strcmp(setlocale(LC_NUMERIC, NULL), "C")); assert(!strcmp(setlocale(LC_TIME, NULL), "C")); assert(!strcmp(setlocale(LC_ALL, "C"), "C")); assert(!strcmp(setlocale(LC_COLLATE, "C"), "C")); assert(!strcmp(setlocale(LC_CTYPE, "C"), "C")); assert(!strcmp(setlocale(LC_MONETARY, "C"), "C")); assert(!strcmp(setlocale(LC_NUMERIC, "C"), "C")); assert(!strcmp(setlocale(LC_TIME, "C"), "C")); assert(!setlocale(LC_ALL, "invalid-locale")); assert(!setlocale(LC_COLLATE, "invalid-locale")); assert(!setlocale(LC_CTYPE, "invalid-locale")); assert(!setlocale(LC_MONETARY, "invalid-locale")); assert(!setlocale(LC_NUMERIC, "invalid-locale")); assert(!setlocale(LC_TIME, "invalid-locale")); assert(setlocale(LC_ALL, "")); assert(setlocale(LC_COLLATE, "")); assert(setlocale(LC_CTYPE, "")); assert(setlocale(LC_MONETARY, "")); assert(setlocale(LC_NUMERIC, "")); assert(setlocale(LC_TIME, "")); puts("done"); return 0; }