From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 7 Mar 2024 17:28:00 -0500 Subject: lib: Add mlibc Signed-off-by: Ian Moffett --- lib/mlibc/tests/ansi/mbrtoc32.c | 53 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 lib/mlibc/tests/ansi/mbrtoc32.c (limited to 'lib/mlibc/tests/ansi/mbrtoc32.c') diff --git a/lib/mlibc/tests/ansi/mbrtoc32.c b/lib/mlibc/tests/ansi/mbrtoc32.c new file mode 100644 index 0000000..781bc71 --- /dev/null +++ b/lib/mlibc/tests/ansi/mbrtoc32.c @@ -0,0 +1,53 @@ +#include +#include +#include +#include +#include +#include + +struct { + size_t ret; + char32_t c32; + uint8_t bytes[4]; +} expected_results[] = { + {1, 0x7A, {0x7A, 0, 0, 0}}, + {2, 0xDF, {0xC3, 0x9F, 0, 0}}, + {3, 0x6C34, {0xE6, 0xB0, 0xB4, 0}}, + {4, 0x1F34C, {0xF0, 0x9F, 0x8D, 0x8C}}, +}; + +int main() { + setlocale(LC_ALL, "en_US.utf8"); + + size_t ret = 0; + + char *str = "z\u00df\u6c34\U0001F34C"; + + fprintf(stderr, "string: '%s'\n", str); + + mbstate_t state = {}; + char32_t c32; + size_t loop = 0; + while((ret = mbrtoc32(&c32, str, strlen(str), &state))) { + assert(ret != (size_t)-3); + if(ret == (size_t)-1) + break; + if(ret == (size_t)-2) + break; + + fprintf(stderr, "Next UTF-32 char: 0x%x obtained from %zu bytes [", c32, ret); + for(size_t n = 0; n < ret; ++n) { + fprintf(stderr, " 0x%02x ", (uint8_t) str[n]); + } + fprintf(stderr, "]\n"); + + assert(ret == expected_results[loop].ret); + assert(c32 == expected_results[loop].c32); + for(size_t n = 0; n < ret; ++n) { + assert((uint8_t) str[n] == expected_results[loop].bytes[n]); + } + + str += ret; + loop++; + } +} -- cgit v1.2.3