From 1b8fbbd843ddeb5fc81c9303db9c590a436d499b Mon Sep 17 00:00:00 2001 From: William Casarin Date: Mon, 9 Jul 2018 12:10:32 -0700 Subject: progress --- ccan/str/test/run-STR_MAX_CHARS.c | 59 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 ccan/str/test/run-STR_MAX_CHARS.c (limited to 'ccan/str/test/run-STR_MAX_CHARS.c') diff --git a/ccan/str/test/run-STR_MAX_CHARS.c b/ccan/str/test/run-STR_MAX_CHARS.c new file mode 100644 index 0000000..fa45bad --- /dev/null +++ b/ccan/str/test/run-STR_MAX_CHARS.c @@ -0,0 +1,59 @@ +#include +#include +#include +#include +#include + +int main(void) +{ + char str[1000]; + struct { + uint8_t u1byte; + int8_t s1byte; + uint16_t u2byte; + int16_t s2byte; + uint32_t u4byte; + int32_t s4byte; + uint64_t u8byte; + int64_t s8byte; + void *ptr; + } types; + + plan_tests(13); + + memset(&types, 0xFF, sizeof(types)); + + /* Hex versions */ + sprintf(str, "0x%llx", (unsigned long long)types.u1byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u1byte)); + sprintf(str, "0x%llx", (unsigned long long)types.u2byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u2byte)); + sprintf(str, "0x%llx", (unsigned long long)types.u4byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u4byte)); + sprintf(str, "0x%llx", (unsigned long long)types.u8byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u8byte)); + + /* Decimal versions */ + sprintf(str, "%u", types.u1byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u1byte)); + sprintf(str, "%d", types.s1byte); + ok1(strlen(str) < STR_MAX_CHARS(types.s1byte)); + sprintf(str, "%u", types.u2byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u2byte)); + sprintf(str, "%d", types.s2byte); + ok1(strlen(str) < STR_MAX_CHARS(types.s2byte)); + sprintf(str, "%u", types.u4byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u4byte)); + sprintf(str, "%d", types.s4byte); + ok1(strlen(str) < STR_MAX_CHARS(types.s4byte)); + sprintf(str, "%llu", (unsigned long long)types.u8byte); + ok1(strlen(str) < STR_MAX_CHARS(types.u8byte)); + sprintf(str, "%lld", (long long)types.s8byte); + ok1(strlen(str) < STR_MAX_CHARS(types.s8byte)); + + /* Pointer version. */ + sprintf(str, "%p", types.ptr); + ok1(strlen(str) < STR_MAX_CHARS(types.ptr)); + + return exit_status(); +} -- cgit v1.2.3