Module Name: src Committed By: jruoho Date: Mon Sep 12 15:27:41 UTC 2011
Modified Files: src/distrib/sets/lists/tests: mi src/tests/lib/libm: Makefile Added Files: src/tests/lib/libm: t_ldexp.c t_scalbn.c Log Message: Start systematic testing of libm(3) by first evaluating the corner cases (NaN, +0.0, -0.0, +Inf, -Inf) for the ldexp(3) and scalbn(3) families. To generate a diff of this commit: cvs rdiff -u -r1.382 -r1.383 src/distrib/sets/lists/tests/mi cvs rdiff -u -r1.6 -r1.7 src/tests/lib/libm/Makefile cvs rdiff -u -r0 -r1.1 src/tests/lib/libm/t_ldexp.c \ src/tests/lib/libm/t_scalbn.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/distrib/sets/lists/tests/mi diff -u src/distrib/sets/lists/tests/mi:1.382 src/distrib/sets/lists/tests/mi:1.383 --- src/distrib/sets/lists/tests/mi:1.382 Sun Sep 11 10:32:23 2011 +++ src/distrib/sets/lists/tests/mi Mon Sep 12 15:27:40 2011 @@ -1,4 +1,4 @@ -# $NetBSD: mi,v 1.382 2011/09/11 10:32:23 jruoho Exp $ +# $NetBSD: mi,v 1.383 2011/09/12 15:27:40 jruoho Exp $ # # Note: don't delete entries from here - mark them as "obsolete" instead. # @@ -549,9 +549,11 @@ ./usr/libdata/debug/usr/tests/lib/libm/t_ceil.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libm/t_floor.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libm/t_infinity.debug tests-lib-debug debug,atf +./usr/libdata/debug/usr/tests/lib/libm/t_ldexp.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libm/t_log.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libm/t_libm.debug tests-obsolete obsolete ./usr/libdata/debug/usr/tests/lib/libm/t_round.debug tests-lib-debug debug,atf +./usr/libdata/debug/usr/tests/lib/libm/t_scalbn.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libm/t_tanh.debug tests-lib-debug debug,atf ./usr/libdata/debug/usr/tests/lib/libobjc tests-lib-debug ./usr/libdata/debug/usr/tests/lib/libobjc/t_threads.debug tests-lib-debug debug,atf @@ -2253,9 +2255,11 @@ ./usr/tests/lib/libm/t_ceil tests-lib-tests atf ./usr/tests/lib/libm/t_floor tests-lib-tests atf ./usr/tests/lib/libm/t_infinity tests-lib-tests atf +./usr/tests/lib/libm/t_ldexp tests-lib-tests atf ./usr/tests/lib/libm/t_log tests-lib-tests atf ./usr/tests/lib/libm/t_libm tests-obsolete obsolete ./usr/tests/lib/libm/t_round tests-lib-tests atf +./usr/tests/lib/libm/t_scalbn tests-lib-tests atf ./usr/tests/lib/libm/t_tanh tests-lib-tests atf ./usr/tests/lib/libobjc tests-lib-tests atf ./usr/tests/lib/libobjc/Atffile tests-lib-tests atf Index: src/tests/lib/libm/Makefile diff -u src/tests/lib/libm/Makefile:1.6 src/tests/lib/libm/Makefile:1.7 --- src/tests/lib/libm/Makefile:1.6 Mon Apr 11 10:51:36 2011 +++ src/tests/lib/libm/Makefile Mon Sep 12 15:27:40 2011 @@ -1,12 +1,19 @@ -# $NetBSD: Makefile,v 1.6 2011/04/11 10:51:36 martin Exp $ +# $NetBSD: Makefile,v 1.7 2011/09/12 15:27:40 jruoho Exp $ .include <bsd.own.mk> TESTSDIR= ${TESTSBASE}/lib/libm -TESTS_C+= t_ceil t_floor t_log t_round t_tanh t_infinity +TESTS_C+= t_ceil +TESTS_C+= t_floor +TESTS_C+= t_infinity +TESTS_C+= t_ldexp +TESTS_C+= t_log +TESTS_C+= t_round +TESTS_C+= t_scalbn +TESTS_C+= t_tanh LDADD+= -lm -COPTS+= -Wfloat-equal +#COPTS+= -Wfloat-equal .include <bsd.test.mk> Added files: Index: src/tests/lib/libm/t_ldexp.c diff -u /dev/null src/tests/lib/libm/t_ldexp.c:1.1 --- /dev/null Mon Sep 12 15:27:41 2011 +++ src/tests/lib/libm/t_ldexp.c Mon Sep 12 15:27:40 2011 @@ -0,0 +1,220 @@ +/* $NetBSD: t_ldexp.c,v 1.1 2011/09/12 15:27:40 jruoho Exp $ */ + +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jukka Ruohonen. + * + * 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/cdefs.h> +__RCSID("$NetBSD: t_ldexp.c,v 1.1 2011/09/12 15:27:40 jruoho Exp $"); + +#include <math.h> +#include <limits.h> + +#include <atf-c.h> + +static const int exps[] = { 0, 1, -1, 100, -100 }; + +/* + * ldexp(3) + */ +ATF_TC(ldexp_nan); +ATF_TC_HEAD(ldexp_nan, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test NaN with ldexp(3)"); +} + +ATF_TC_BODY(ldexp_nan, tc) +{ + const double x = 0.0L / 0.0L; + double y; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) { + y = ldexp(x, exps[i]); + ATF_CHECK(isnan(y) != 0); + } +} + +ATF_TC(ldexp_inf_neg); +ATF_TC_HEAD(ldexp_inf_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -Inf with ldexp(3)"); +} + +ATF_TC_BODY(ldexp_inf_neg, tc) +{ + const double x = -1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexp(x, exps[i]) == x); +} + +ATF_TC(ldexp_inf_pos); +ATF_TC_HEAD(ldexp_inf_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +Inf with ldexp(3)"); +} + +ATF_TC_BODY(ldexp_inf_pos, tc) +{ + const double x = 1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexp(x, exps[i]) == x); +} + +ATF_TC(ldexp_zero_neg); +ATF_TC_HEAD(ldexp_zero_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -0.0 with ldexp(3)"); +} + +ATF_TC_BODY(ldexp_zero_neg, tc) +{ + const double x = -0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexp(x, exps[i]) == x); +} + +ATF_TC(ldexp_zero_pos); +ATF_TC_HEAD(ldexp_zero_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +0.0 with ldexp(3)"); +} + +ATF_TC_BODY(ldexp_zero_pos, tc) +{ + const double x = 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexp(x, exps[i]) == x); +} + +ATF_TC(ldexpf_nan); +ATF_TC_HEAD(ldexpf_nan, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test NaN with ldexpf(3)"); +} + +ATF_TC_BODY(ldexpf_nan, tc) +{ + const float x = 0.0L / 0.0L; + float y; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) { + y = ldexpf(x, exps[i]); + ATF_CHECK(isnan(y) != 0); + } +} + +/* + * ldexpf(3) + */ + +ATF_TC(ldexpf_inf_neg); +ATF_TC_HEAD(ldexpf_inf_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -Inf with ldexpf(3)"); +} + +ATF_TC_BODY(ldexpf_inf_neg, tc) +{ + const float x = -1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexpf(x, exps[i]) == x); +} + +ATF_TC(ldexpf_inf_pos); +ATF_TC_HEAD(ldexpf_inf_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +Inf with ldexpf(3)"); +} + +ATF_TC_BODY(ldexpf_inf_pos, tc) +{ + const float x = 1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexpf(x, exps[i]) == x); +} + +ATF_TC(ldexpf_zero_neg); +ATF_TC_HEAD(ldexpf_zero_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -0.0 with ldexpf(3)"); +} + +ATF_TC_BODY(ldexpf_zero_neg, tc) +{ + const float x = -0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexpf(x, exps[i]) == x); +} + +ATF_TC(ldexpf_zero_pos); +ATF_TC_HEAD(ldexpf_zero_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +0.0 with ldexpf(3)"); +} + +ATF_TC_BODY(ldexpf_zero_pos, tc) +{ + const float x = 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(ldexpf(x, exps[i]) == x); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, ldexp_nan); + ATF_TP_ADD_TC(tp, ldexp_inf_neg); + ATF_TP_ADD_TC(tp, ldexp_inf_pos); + ATF_TP_ADD_TC(tp, ldexp_zero_neg); + ATF_TP_ADD_TC(tp, ldexp_zero_pos); + + ATF_TP_ADD_TC(tp, ldexpf_nan); + ATF_TP_ADD_TC(tp, ldexpf_inf_neg); + ATF_TP_ADD_TC(tp, ldexpf_inf_pos); + ATF_TP_ADD_TC(tp, ldexpf_zero_neg); + ATF_TP_ADD_TC(tp, ldexpf_zero_pos); + + return atf_no_error(); +} Index: src/tests/lib/libm/t_scalbn.c diff -u /dev/null src/tests/lib/libm/t_scalbn.c:1.1 --- /dev/null Mon Sep 12 15:27:41 2011 +++ src/tests/lib/libm/t_scalbn.c Mon Sep 12 15:27:40 2011 @@ -0,0 +1,326 @@ +/* $NetBSD: t_scalbn.c,v 1.1 2011/09/12 15:27:40 jruoho Exp $ */ + +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jukka Ruohonen. + * + * 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/cdefs.h> +__RCSID("$NetBSD: t_scalbn.c,v 1.1 2011/09/12 15:27:40 jruoho Exp $"); + +#include <math.h> +#include <limits.h> + +#include <atf-c.h> + +static const int exps[] = { 0, 1, -1, 100, -100 }; + +/* + * scalbn(3) + */ +ATF_TC(scalbn_nan); +ATF_TC_HEAD(scalbn_nan, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test NaN with scalbn(3)"); +} + +ATF_TC_BODY(scalbn_nan, tc) +{ + const double x = 0.0L / 0.0L; + double y; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) { + y = scalbn(x, exps[i]); + ATF_CHECK(isnan(y) != 0); + } +} + +ATF_TC(scalbn_inf_neg); +ATF_TC_HEAD(scalbn_inf_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -Inf with scalbn(3)"); +} + +ATF_TC_BODY(scalbn_inf_neg, tc) +{ + const double x = -1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbn(x, exps[i]) == x); +} + +ATF_TC(scalbn_inf_pos); +ATF_TC_HEAD(scalbn_inf_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +Inf with scalbn(3)"); +} + +ATF_TC_BODY(scalbn_inf_pos, tc) +{ + const double x = 1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbn(x, exps[i]) == x); +} + +ATF_TC(scalbn_zero_neg); +ATF_TC_HEAD(scalbn_zero_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -0.0 with scalbn(3)"); +} + +ATF_TC_BODY(scalbn_zero_neg, tc) +{ + const double x = -0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbn(x, exps[i]) == x); +} + +ATF_TC(scalbn_zero_pos); +ATF_TC_HEAD(scalbn_zero_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +0.0 with scalbn(3)"); +} + +ATF_TC_BODY(scalbn_zero_pos, tc) +{ + const double x = 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbn(x, exps[i]) == x); +} + +/* + * scalbnf(3) + */ +ATF_TC(scalbnf_nan); +ATF_TC_HEAD(scalbnf_nan, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test NaN with scalbnf(3)"); +} + +ATF_TC_BODY(scalbnf_nan, tc) +{ + const float x = 0.0L / 0.0L; + float y; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) { + y = scalbnf(x, exps[i]); + ATF_CHECK(isnan(y) != 0); + } +} + +ATF_TC(scalbnf_inf_neg); +ATF_TC_HEAD(scalbnf_inf_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -Inf with scalbnf(3)"); +} + +ATF_TC_BODY(scalbnf_inf_neg, tc) +{ + const float x = -1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnf(x, exps[i]) == x); +} + +ATF_TC(scalbnf_inf_pos); +ATF_TC_HEAD(scalbnf_inf_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +Inf with scalbnf(3)"); +} + +ATF_TC_BODY(scalbnf_inf_pos, tc) +{ + const float x = 1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnf(x, exps[i]) == x); +} + +ATF_TC(scalbnf_zero_neg); +ATF_TC_HEAD(scalbnf_zero_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -0.0 with scalbnf(3)"); +} + +ATF_TC_BODY(scalbnf_zero_neg, tc) +{ + const float x = -0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnf(x, exps[i]) == x); +} + +ATF_TC(scalbnf_zero_pos); +ATF_TC_HEAD(scalbnf_zero_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +0.0 with scalbnf(3)"); +} + +ATF_TC_BODY(scalbnf_zero_pos, tc) +{ + const float x = 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnf(x, exps[i]) == x); +} + +/* + * scalbnl(3) + */ +ATF_TC(scalbnl_nan); +ATF_TC_HEAD(scalbnl_nan, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test NaN with scalbnl(3)"); +} + +ATF_TC_BODY(scalbnl_nan, tc) +{ +#ifndef __HAVE_LONG_DOUBLE + atf_tc_skip("Requires long double support"); +#else + const long double x = 0.0L / 0.0L; + long double y; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) { + y = scalbnl(x, exps[i]); + ATF_CHECK(isnan(y) != 0); + } +#endif +} + +ATF_TC(scalbnl_inf_neg); +ATF_TC_HEAD(scalbnl_inf_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -Inf with scalbnl(3)"); +} + +ATF_TC_BODY(scalbnl_inf_neg, tc) +{ +#ifndef __HAVE_LONG_DOUBLE + atf_tc_skip("Requires long double support"); +#else + const long double x = -1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnl(x, exps[i]) == x); +#endif +} + +ATF_TC(scalbnl_inf_pos); +ATF_TC_HEAD(scalbnl_inf_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +Inf with scalbnl(3)"); +} + +ATF_TC_BODY(scalbnl_inf_pos, tc) +{ +#ifndef __HAVE_LONG_DOUBLE + atf_tc_skip("Requires long double support"); +#else + const long double x = 1.0L / 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnl(x, exps[i]) == x); +#endif +} + +ATF_TC(scalbnl_zero_neg); +ATF_TC_HEAD(scalbnl_zero_neg, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test -0.0 with scalbnl(3)"); +} + +ATF_TC_BODY(scalbnl_zero_neg, tc) +{ +#ifndef __HAVE_LONG_DOUBLE + atf_tc_skip("Requires long double support"); +#else + const long double x = -0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnl(x, exps[i]) == x); +#endif +} + +ATF_TC(scalbnl_zero_pos); +ATF_TC_HEAD(scalbnl_zero_pos, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test +0.0 with scalbnl(3)"); +} + +ATF_TC_BODY(scalbnl_zero_pos, tc) +{ +#ifndef __HAVE_LONG_DOUBLE + atf_tc_skip("Requires long double support"); +#else + const long double x = 0.0L; + size_t i; + + for (i = 0; i < __arraycount(exps); i++) + ATF_CHECK(scalbnl(x, exps[i]) == x); +#endif +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, scalbn_nan); + ATF_TP_ADD_TC(tp, scalbn_inf_neg); + ATF_TP_ADD_TC(tp, scalbn_inf_pos); + ATF_TP_ADD_TC(tp, scalbn_zero_neg); + ATF_TP_ADD_TC(tp, scalbn_zero_pos); + + ATF_TP_ADD_TC(tp, scalbnf_nan); + ATF_TP_ADD_TC(tp, scalbnf_inf_neg); + ATF_TP_ADD_TC(tp, scalbnf_inf_pos); + ATF_TP_ADD_TC(tp, scalbnf_zero_neg); + ATF_TP_ADD_TC(tp, scalbnf_zero_pos); + + ATF_TP_ADD_TC(tp, scalbnl_nan); + ATF_TP_ADD_TC(tp, scalbnl_inf_neg); + ATF_TP_ADD_TC(tp, scalbnl_inf_pos); + ATF_TP_ADD_TC(tp, scalbnl_zero_neg); + ATF_TP_ADD_TC(tp, scalbnl_zero_pos); + + return atf_no_error(); +}