Migrate the ldexp test to atf
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pgoyette
parent
bec5c61e50
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238e3baebf
@ -1,4 +1,4 @@
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# $NetBSD: mi,v 1.196 2010/12/28 12:46:15 pgoyette Exp $
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# $NetBSD: mi,v 1.197 2010/12/28 16:57:00 pgoyette Exp $
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#
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# Note: don't delete entries from here - mark them as "obsolete" instead.
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#
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@ -323,6 +323,7 @@
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_fmtcheck.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_glob_star.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_humanize_number.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_ldexp.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_rbstress.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_syslog_pthread.debug tests-lib-debug debug,atf
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./usr/libdata/debug/usr/tests/lib/libc/gen/t_siginfo.debug tests-lib-debug debug,atf
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@ -1574,6 +1575,7 @@
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./usr/tests/lib/libc/gen/t_fmtcheck tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_glob_star tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_humanize_number tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_ldexp tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_rbstress tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_syslog_pthread tests-lib-tests atf
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./usr/tests/lib/libc/gen/t_siginfo tests-lib-tests atf
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@ -1,4 +1,4 @@
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# $NetBSD: Makefile,v 1.7 2010/12/28 12:46:15 pgoyette Exp $
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# $NetBSD: Makefile,v 1.8 2010/12/28 16:57:00 pgoyette Exp $
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.include <bsd.own.mk>
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@ -9,6 +9,7 @@ TESTS_C+= t_dir
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TESTS_C+= t_fmtcheck
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TESTS_C+= t_glob_star
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TESTS_C+= t_humanize_number
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TESTS_C+= t_ldexp
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TESTS_C+= t_rbstress
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TESTS_C+= t_syslog_pthread
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TESTS_C+= t_vis
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208
tests/lib/libc/gen/t_ldexp.c
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208
tests/lib/libc/gen/t_ldexp.c
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@ -0,0 +1,208 @@
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/* $NetBSD: t_ldexp.c,v 1.1 2010/12/28 16:57:00 pgoyette Exp $ */
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/*-
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* Copyright (c) 2010 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <atf-c.h>
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#include <math.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define SKIP 9999
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#define FORMAT "%23.23lg"
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struct ldexp_test {
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double x;
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int exp1;
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int exp2;
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const char *result;
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};
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struct ldexp_test basics[] = {
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{ 1.0, 5, SKIP, " 32" },
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{ 1.0, 1022, SKIP, "4.4942328371557897693233e+307" },
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{ 1.0, 1023, -1, "4.4942328371557897693233e+307" },
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{ 1.0, 1023, SKIP, "8.9884656743115795386465e+307" },
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{ 1.0, 1022, 1, "8.9884656743115795386465e+307" },
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{ 1.0, -1022, 2045, "8.9884656743115795386465e+307" },
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{ 1.0, -5, SKIP, " 0.03125" },
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{ 1.0, -1021, SKIP, "4.4501477170144027661805e-308" },
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{ 1.0, -1022, 1, "4.4501477170144027661805e-308" },
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{ 1.0, -1022, SKIP, "2.2250738585072013830902e-308" },
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{ 1.0, -1021, -1, "2.2250738585072013830902e-308" },
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{ 1.0, 1023, -2045, "2.2250738585072013830902e-308" },
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{ 1.0, 1023, -1023, " 1" },
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{ 1.0, -1022, 1022, " 1" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test zero[] = {
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{ 0.0, -1, SKIP, " 0" },
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{ 0.0, 0, SKIP, " 0" },
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{ 0.0, 1, SKIP, " 0" },
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{ 0.0, 1024, SKIP, " 0" },
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{ 0.0, 1025, SKIP, " 0" },
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{ 0.0, -1023, SKIP, " 0" },
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{ 0.0, -1024, SKIP, " 0" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test infinity[] = {
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{ 1.0, 1024, -1, " inf" },
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{ 1.0, 1024, 0, " inf" },
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{ 1.0, 1024, 1, " inf" },
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{ -1.0, 1024, -1, " -inf" },
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{ -1.0, 1024, 0, " -inf" },
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{ -1.0, 1024, 1, " -inf" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test overflow[] = {
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{ 1.0, 1024, SKIP, " inf" },
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{ 1.0, 1023, 1, " inf" },
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{ 1.0, -1022, 2046, " inf" },
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{ 1.0, 1025, SKIP, " inf" },
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{ -1.0, 1024, SKIP, " -inf" },
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{ -1.0, 1023, 1, " -inf" },
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{ -1.0, -1022, 2046, " -inf" },
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{ -1.0, 1025, SKIP, " -inf" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test denormal[] = {
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{ 1.0, -1023, SKIP, "1.1125369292536006915451e-308" },
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{ 1.0, -1022, -1, "1.1125369292536006915451e-308" },
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{ 1.0, 1023, -2046, "1.1125369292536006915451e-308" },
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{ 1.0, -1024, SKIP, "5.5626846462680034577256e-309" },
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{ 1.0, -1074, SKIP, "4.9406564584124654417657e-324" },
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{ -1.0, -1023, SKIP, "-1.1125369292536006915451e-308" },
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{ -1.0, -1022, -1, "-1.1125369292536006915451e-308" },
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{ -1.0, 1023, -2046, "-1.1125369292536006915451e-308" },
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{ -1.0, -1024, SKIP, "-5.5626846462680034577256e-309" },
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{ -1.0, -1074, SKIP, "-4.9406564584124654417657e-324" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test underflow[] = {
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{ 1.0, -1075, SKIP, " 0" },
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{ 1.0, -1074, -1, " 0" },
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{ 1.0, 1023, -2098, " 0" },
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{ 1.0, -1076, SKIP, " 0" },
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{ -1.0, -1075, SKIP, " -0" },
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{ -1.0, -1074, -1, " -0" },
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{ -1.0, 1023, -2098, " -0" },
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{ -1.0, -1076, SKIP, " -0" },
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{ 0, 0, 0, NULL }
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};
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struct ldexp_test denormal_large_exp[] = {
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{ 1.0, -1028, 1024, " 0.0625" },
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{ 1.0, -1028, 1025, " 0.125" },
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{ 1.0, -1028, 1026, " 0.25" },
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{ 1.0, -1028, 1027, " 0.5" },
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{ 1.0, -1028, 1028, " 1" },
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{ 1.0, -1028, 1029, " 2" },
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{ 1.0, -1028, 1030, " 4" },
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{ 1.0, -1028, 1040, " 4096" },
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{ 1.0, -1028, 1050, " 4194304" },
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{ 1.0, -1028, 1060, " 4294967296" },
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{ 1.0, -1028, 1100, " 4722366482869645213696" },
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{ 1.0, -1028, 1200, "5.9863107065073783529623e+51" },
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{ 1.0, -1028, 1300, "7.5885503602567541832791e+81" },
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{ 1.0, -1028, 1400, "9.6196304190416209014353e+111" },
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{ 1.0, -1028, 1500, "1.2194330274671844653834e+142" },
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{ 1.0, -1028, 1600, "1.5458150092069033378781e+172" },
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{ 1.0, -1028, 1700, "1.9595533242629369747791e+202" },
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{ 1.0, -1028, 1800, "2.4840289476811342962384e+232" },
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{ 1.0, -1028, 1900, "3.1488807865122869393369e+262" },
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{ 1.0, -1028, 2000, "3.9916806190694396233127e+292" },
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{ 1.0, -1028, 2046, "2.808895523222368605827e+306" },
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{ 1.0, -1028, 2047, "5.6177910464447372116541e+306" },
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{ 1.0, -1028, 2048, "1.1235582092889474423308e+307" },
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{ 1.0, -1028, 2049, "2.2471164185778948846616e+307" },
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{ 1.0, -1028, 2050, "4.4942328371557897693233e+307" },
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{ 1.0, -1028, 2051, "8.9884656743115795386465e+307" },
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{ 0, 0, 0, NULL }
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};
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static void
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run_test(struct ldexp_test *table)
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{
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int i;
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double v;
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char outbuf[64];
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for (i = 0; table->result != NULL; table++, i++) {
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v = ldexp(table->x, table->exp1);
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if (table->exp2 != SKIP)
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v = ldexp(v, table->exp2);
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snprintf(outbuf, sizeof(outbuf), FORMAT, v);
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ATF_CHECK_STREQ_MSG(table->result, outbuf,
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"Entry %d:\n\tExp: \"%s\"\n\tAct: \"%s\"",
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i, table->result, outbuf);
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}
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}
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#define TEST(name) \
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ATF_TC(name); \
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ATF_TC_HEAD(name, tc) \
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{ \
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\
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atf_tc_set_md_var(tc, "descr", \
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"Test ldexp(3) for " ___STRING(name)); \
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} \
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ATF_TC_BODY(name, tc) \
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{ \
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\
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run_test(name); \
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}
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TEST(basics)
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TEST(zero)
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TEST(infinity)
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TEST(overflow)
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TEST(denormal)
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TEST(underflow)
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TEST(denormal_large_exp)
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, basics);
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ATF_TP_ADD_TC(tp, zero);
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ATF_TP_ADD_TC(tp, infinity);
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ATF_TP_ADD_TC(tp, overflow);
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ATF_TP_ADD_TC(tp, denormal);
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ATF_TP_ADD_TC(tp, underflow);
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ATF_TP_ADD_TC(tp, denormal_large_exp);
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return atf_no_error();
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}
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