| #ifndef _XOPEN_SOURCE |
| #define _XOPEN_SOURCE 700 |
| #endif |
| #include <stdio.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <limits.h> |
| #include <math.h> |
| #include <wchar.h> |
| #include <locale.h> |
| #include <langinfo.h> |
| #include "test.h" |
| |
| #define TEST(r, f, x, m) ( \ |
| ((r) = (f)) == (x) || \ |
| (t_error("%s failed (" m ")\n", #f, r, x), 0) ) |
| |
| #define TEST_S(s, x, m) ( \ |
| !wcscmp((s),(x)) || \ |
| (t_error("[%ls] != [%ls] (%s)\n", s, x, m), 0) ) |
| |
| static const struct { |
| const wchar_t *fmt; |
| int i; |
| const wchar_t *expect; |
| } int_tests[] = { |
| |
| { L"%04d", 12, L"0012" }, |
| { L"%.3d", 12, L"012" }, |
| { L"%3d", 12, L" 12" }, |
| { L"%-3d", 12, L"12 " }, |
| { L"%+3d", 12, L"+12" }, |
| { L"%+-5d", 12, L"+12 " }, |
| { L"%+- 5d", 12, L"+12 " }, |
| { L"%- 5d", 12, L" 12 " }, |
| { L"% d", 12, L" 12" }, |
| { L"%0-5d", 12, L"12 " }, |
| { L"%-05d", 12, L"12 " }, |
| |
| |
| { L"%.0d", 0, L"" }, |
| { L"%.0o", 0, L"" }, |
| { L"%#.0d", 0, L"" }, |
| { L"%#.0o", 0, L"" }, |
| { L"%#.0x", 0, L"" }, |
| |
| |
| { L"%x", 63, L"3f" }, |
| { L"%#x", 63, L"0x3f" }, |
| { L"%X", 63, L"3F" }, |
| |
| |
| { L"%o", 15, L"17" }, |
| { L"%#o", 15, L"017" }, |
| |
| { NULL, 0.0, NULL } |
| }; |
| |
| static const struct { |
| const wchar_t *fmt; |
| double f; |
| const wchar_t *expect; |
| } fp_tests[] = { |
| |
| { L"%e", 0.0, L"0.000000e+00" }, |
| { L"%f", 0.0, L"0.000000" }, |
| { L"%g", 0.0, L"0" }, |
| { L"%#g", 0.0, L"0.00000" }, |
| |
| |
| { L"%f", 1.1, L"1.100000" }, |
| { L"%f", 1.2, L"1.200000" }, |
| { L"%f", 1.3, L"1.300000" }, |
| { L"%f", 1.4, L"1.400000" }, |
| { L"%f", 1.5, L"1.500000" }, |
| |
| |
| { L"%.15g", 1.23456789012345, L"1.23456789012345" }, |
| |
| |
| { L"%g", 0.0001, L"0.0001" }, |
| { L"%g", 0.00001, L"1e-05" }, |
| { L"%g", 123456, L"123456" }, |
| { L"%g", 1234567, L"1.23457e+06" }, |
| { L"%.7g", 1234567, L"1234567" }, |
| { L"%.7g", 12345678, L"1.234568e+07" }, |
| |
| |
| { L"%.15f", M_PI, L"3.141592653589793" }, |
| { L"%.18f", M_PI, L"3.141592653589793116" }, |
| |
| |
| { L"%.0f", 340282366920938463463374607431768211456.0, |
| L"340282366920938463463374607431768211456" }, |
| |
| { NULL, 0.0, NULL } |
| }; |
| |
| int main(void) |
| { |
| int i, j; |
| wchar_t b[500]; |
| |
| (void)( |
| setlocale(LC_CTYPE, "en_US.UTF-8") || |
| setlocale(LC_CTYPE, "en_GB.UTF-8") || |
| setlocale(LC_CTYPE, "en.UTF-8") || |
| setlocale(LC_CTYPE, "POSIX.UTF-8") || |
| setlocale(LC_CTYPE, "C.UTF-8") || |
| setlocale(LC_CTYPE, "UTF-8") || |
| setlocale(LC_CTYPE, "") ); |
| |
| TEST(i, strcmp(nl_langinfo(CODESET), "UTF-8"), 0, "no UTF-8 locale; tests might fail"); |
| |
| TEST(i, swprintf(0, 0, L"%d", 123456)<0, 1, "%d != %d"); |
| |
| TEST(i, swprintf(b, 2, L"%lc", 0xc0), 1, "%d != %d"); |
| TEST(i, b[0], 0xc0, "wrong character %x != %x"); |
| TEST(i, swprintf(b, 2, L"%lc", 0x20ac), 1, "%d != %d"); |
| TEST(i, b[0], 0x20ac, "wrong character %x != %x"); |
| TEST(i, swprintf(b, 3, L"%s", "\xc3\x80!"), 2, "%d != %d"); |
| TEST(i, b[0], 0xc0, "wrong character %x != %x"); |
| TEST(i, swprintf(b, 2, L"%.1s", "\xc3\x80!"), 1, "%d != %d"); |
| TEST(i, b[0], 0xc0, "wrong character %x != %x"); |
| |
| wcscpy(b, L"xxxxxxxx"); |
| TEST(i, swprintf(b, 4, L"%d", 123456)<0, 1, "%d != %d"); |
| TEST_S(b, L"123", "incorrect output"); |
| TEST(i, b[5], 'x', "buffer overrun"); |
| |
| for (j=0; int_tests[j].fmt; j++) { |
| i = swprintf(b, sizeof b, int_tests[j].fmt, int_tests[j].i); |
| if (i != wcslen(int_tests[j].expect)) { |
| t_error("swprintf(b, sizeof b, \"%ls\", %d) returned %d wanted %d\n", |
| int_tests[j].fmt, int_tests[j].i, i, wcslen(int_tests[j].expect)); |
| } |
| if (wcscmp(b, int_tests[j].expect) != 0) |
| t_error("bad integer conversion: got \"%ls\", want \"%ls\"\n", b, int_tests[j].expect); |
| } |
| |
| for (j=0; fp_tests[j].fmt; j++) { |
| i = swprintf(b, sizeof b, fp_tests[j].fmt, fp_tests[j].f); |
| if (i != wcslen(fp_tests[j].expect)) { |
| t_error("swprintf(b, sizeof b, \"%ls\", %f) returned %d wanted %d\n", |
| fp_tests[j].fmt, fp_tests[j].f, i, wcslen(fp_tests[j].expect)); |
| } |
| if (wcscmp(b, fp_tests[j].expect) != 0) |
| t_error("bad floating-point conversion: got \"%ls\", want \"%ls\"\n", b, fp_tests[j].expect); |
| } |
| return t_status; |
| } |