llrand_test.cpp
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- /**
- * @file llrandom_test.cpp
- * @author Phoenix
- * @date 2007-01-25
- *
- * $LicenseInfo:firstyear=2007&license=viewergpl$
- *
- * Copyright (c) 2007-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "linden_common.h"
- #include "../test/lltut.h"
- #include "../llrand.h"
- namespace tut
- {
- struct random
- {
- };
- typedef test_group<random> random_t;
- typedef random_t::object random_object_t;
- tut::random_t tut_random("random");
- template<> template<>
- void random_object_t::test<1>()
- {
- F32 number = 0.0f;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_frand();
- ensure("frand >= 0", (number >= 0.0f));
- ensure("frand < 1", (number < 1.0f));
- }
- }
- template<> template<>
- void random_object_t::test<2>()
- {
- F64 number = 0.0f;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_drand();
- ensure("drand >= 0", (number >= 0.0));
- ensure("drand < 1", (number < 1.0));
- }
- }
- template<> template<>
- void random_object_t::test<3>()
- {
- F32 number = 0.0f;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_frand(2.0f) - 1.0f;
- ensure("frand >= 0", (number >= -1.0f));
- ensure("frand < 1", (number <= 1.0f));
- }
- }
- template<> template<>
- void random_object_t::test<4>()
- {
- F32 number = 0.0f;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_frand(-7.0);
- ensure("drand <= 0", (number <= 0.0));
- ensure("drand > -7", (number > -7.0));
- }
- }
- template<> template<>
- void random_object_t::test<5>()
- {
- F64 number = 0.0f;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_drand(-2.0);
- ensure("drand <= 0", (number <= 0.0));
- ensure("drand > -2", (number > -2.0));
- }
- }
- template<> template<>
- void random_object_t::test<6>()
- {
- S32 number = 0;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_rand(100);
- ensure("rand >= 0", (number >= 0));
- ensure("rand < 100", (number < 100));
- }
- }
- template<> template<>
- void random_object_t::test<7>()
- {
- S32 number = 0;
- for(S32 ii = 0; ii < 100000; ++ii)
- {
- number = ll_rand(-127);
- ensure("rand <= 0", (number <= 0));
- ensure("rand > -127", (number > -127));
- }
- }
- }