diff options
| author | christos <christos@NetBSD.org> | 2023-04-04 19:30:11 +0000 |
|---|---|---|
| committer | christos <christos@NetBSD.org> | 2023-04-04 19:30:11 +0000 |
| commit | ef4514f2fac207e4ca7c00bd1150cfd3736ff046 (patch) | |
| tree | c8a0c4458d4c77e5dc836dce92e3a3d15da9844d /tests/lib | |
| parent | 4a7af400fd02590247c388ed45d13772b82b484f (diff) | |
Add a test for PR/57250 from Havard Eidnes
Diffstat (limited to 'tests/lib')
| -rw-r--r-- | tests/lib/libc/stdio/t_printf.c | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/tests/lib/libc/stdio/t_printf.c b/tests/lib/libc/stdio/t_printf.c index 95b4b2c9dff..ead7de2d94f 100644 --- a/tests/lib/libc/stdio/t_printf.c +++ b/tests/lib/libc/stdio/t_printf.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_printf.c,v 1.8 2012/04/11 16:21:42 jruoho Exp $ */ +/* $NetBSD: t_printf.c,v 1.9 2023/04/04 19:30:11 christos Exp $ */ /*- * Copyright (c) 2010 The NetBSD Foundation, Inc. @@ -35,6 +35,7 @@ #include <string.h> #include <time.h> #include <stdlib.h> +#include <errno.h> ATF_TC(snprintf_c99); ATF_TC_HEAD(snprintf_c99, tc) @@ -179,6 +180,50 @@ ATF_TC_BODY(sprintf_zeropad, tc) #endif } +ATF_TC(snprintf_double_a); +ATF_TC_HEAD(snprintf_double_a, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test printf a format"); +} + +ATF_TC_BODY(snprintf_double_a, tc) +{ + char buf[1000]; + + snprintf(buf, sizeof buf, "%.3a", (double)10.6); + ATF_REQUIRE_STREQ("0x1.533p+3", buf); +} + +/* is "long double" and "double" different? */ +#if (__LDBL_MANT_DIG__ != __DBL_MANT_DIG__) || \ + (__LDBL_MAX_EXP__ != __DBL_MAX_EXP__) +#define WIDE_DOUBLE +#endif + +#ifndef WIDE_DOUBLE +ATF_TC(pr57250_fix); +ATF_TC_HEAD(pr57250_fix, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test for PR57250"); +} + +ATF_TC_BODY(pr57250_fix, tc) +{ + char *eptr; + char buf[1000]; + long double ld; + + errno = 0; + ld = strtold("1e309", &eptr); + ATF_CHECK(errno != 0); + ld = (double)ld; + ATF_CHECK(isfinite(ld) == 0); + snprintf(buf, sizeof buf, "%Lf\n", ld); + ATF_REQUIRE_STREQ(buf, "inf"); +} +#endif + + ATF_TP_ADD_TCS(tp) { @@ -189,6 +234,10 @@ ATF_TP_ADD_TCS(tp) ATF_TP_ADD_TC(tp, snprintf_posarg_error); ATF_TP_ADD_TC(tp, snprintf_float); ATF_TP_ADD_TC(tp, sprintf_zeropad); + ATF_TP_ADD_TC(tp, snprintf_double_a); +#ifndef WIDE_DOUBLE + ATF_TP_ADD_TC(tp, pr57250_fix); +#endif return atf_no_error(); } |
