diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/stdio/t_printf.c')
| -rw-r--r-- | contrib/netbsd-tests/lib/libc/stdio/t_printf.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/stdio/t_printf.c b/contrib/netbsd-tests/lib/libc/stdio/t_printf.c new file mode 100644 index 0000000..5ef58f2 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/stdio/t_printf.c @@ -0,0 +1,204 @@ +/* $NetBSD: t_printf.c,v 1.8 2012/04/11 16:21:42 jruoho Exp $ */ + +/*- + * Copyright (c) 2010 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <sys/resource.h> +#include <atf-c.h> +#include <math.h> +#include <stdio.h> +#include <stdint.h> +#include <string.h> +#include <time.h> +#include <stdlib.h> + +#ifndef __NetBSD__ +#include <signal.h> +#endif + +ATF_TC(snprintf_c99); +ATF_TC_HEAD(snprintf_c99, tc) +{ + + atf_tc_set_md_var(tc, "descr", + "Test printf(3) C99 conformance (PR lib/22019)"); +} + +ATF_TC_BODY(snprintf_c99, tc) +{ + char s[4]; + + (void)memset(s, '\0', sizeof(s)); + (void)snprintf(s, sizeof(s), "%#.o", 0); + (void)printf("printf = %#.o\n", 0); + (void)fprintf(stderr, "snprintf = %s", s); + + ATF_REQUIRE(strlen(s) == 1); + ATF_REQUIRE(s[0] == '0'); +} + +ATF_TC(snprintf_dotzero); +ATF_TC_HEAD(snprintf_dotzero, tc) +{ + + atf_tc_set_md_var(tc, "descr", + "PR lib/32951: %%.0f formats (0.0,0.5] to \"0.\""); +} + +ATF_TC_BODY(snprintf_dotzero, tc) +{ + char s[4]; + + ATF_CHECK(snprintf(s, sizeof(s), "%.0f", 0.1) == 1); + ATF_REQUIRE_STREQ(s, "0"); +} + +ATF_TC(snprintf_posarg); +ATF_TC_HEAD(snprintf_posarg, tc) +{ + + atf_tc_set_md_var(tc, "descr", "test for positional arguments"); +} + +ATF_TC_BODY(snprintf_posarg, tc) +{ + char s[16]; + + ATF_CHECK(snprintf(s, sizeof(s), "%1$d", -23) == 3); + ATF_REQUIRE_STREQ(s, "-23"); +} + +ATF_TC(snprintf_posarg_width); +ATF_TC_HEAD(snprintf_posarg_width, tc) +{ + + atf_tc_set_md_var(tc, "descr", "test for positional arguments with " + "field width"); +} + +ATF_TC_BODY(snprintf_posarg_width, tc) +{ + char s[16]; + + ATF_CHECK(snprintf(s, sizeof(s), "%1$*2$d", -23, 4) == 4); + ATF_REQUIRE_STREQ(s, " -23"); +} + +ATF_TC(snprintf_posarg_error); +ATF_TC_HEAD(snprintf_posarg_error, tc) +{ + + atf_tc_set_md_var(tc, "descr", "test for positional arguments out " + "of bounds"); +} + +ATF_TC_BODY(snprintf_posarg_error, tc) +{ + char s[16], fmt[32]; + +#ifndef __NetBSD__ + atf_tc_expect_signal(SIGSEGV, + "some non-NetBSD platforms including FreeBSD don't validate " + "negative size; testcase blows up with SIGSEGV"); +#endif + + snprintf(fmt, sizeof(fmt), "%%%zu$d", SIZE_MAX / sizeof(size_t)); + + ATF_CHECK(snprintf(s, sizeof(s), fmt, -23) == -1); +} + +ATF_TC(snprintf_float); +ATF_TC_HEAD(snprintf_float, tc) +{ + + atf_tc_set_md_var(tc, "descr", "test that floating conversions don't" + " leak memory"); +} + +ATF_TC_BODY(snprintf_float, tc) +{ + union { + double d; + uint64_t bits; + } u; + uint32_t ul, uh; + time_t now; + char buf[1000]; + struct rlimit rl; + + rl.rlim_cur = rl.rlim_max = 1 * 1024 * 1024; + ATF_CHECK(setrlimit(RLIMIT_AS, &rl) != -1); + rl.rlim_cur = rl.rlim_max = 1 * 1024 * 1024; + ATF_CHECK(setrlimit(RLIMIT_DATA, &rl) != -1); + + time(&now); + srand(now); + for (size_t i = 0; i < 10000; i++) { + ul = rand(); + uh = rand(); + u.bits = (uint64_t)uh << 32 | ul; + ATF_CHECK(snprintf(buf, sizeof buf, " %.2f", u.d) != -1); + } +} + +ATF_TC(sprintf_zeropad); +ATF_TC_HEAD(sprintf_zeropad, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Test output format zero padding (PR lib/44113)"); +} + +ATF_TC_BODY(sprintf_zeropad, tc) +{ + char str[1024]; + + ATF_CHECK(sprintf(str, "%010f", 0.0) == 10); + ATF_REQUIRE_STREQ(str, "000.000000"); + + /* ieeefp */ +#ifndef __vax__ + /* printf(3) should ignore zero padding for nan/inf */ + ATF_CHECK(sprintf(str, "%010f", NAN) == 10); + ATF_REQUIRE_STREQ(str, " nan"); + ATF_CHECK(sprintf(str, "%010f", INFINITY) == 10); + ATF_REQUIRE_STREQ(str, " inf"); +#endif +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, snprintf_c99); + ATF_TP_ADD_TC(tp, snprintf_dotzero); + ATF_TP_ADD_TC(tp, snprintf_posarg); + ATF_TP_ADD_TC(tp, snprintf_posarg_width); + ATF_TP_ADD_TC(tp, snprintf_posarg_error); + ATF_TP_ADD_TC(tp, snprintf_float); + ATF_TP_ADD_TC(tp, sprintf_zeropad); + + return atf_no_error(); +} |
