135 lines
3.2 KiB
C++
Executable File
135 lines
3.2 KiB
C++
Executable File
/**
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* @file llrandom_tut.cpp
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* @author Phoenix
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* @date 2007-01-25
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*
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* $LicenseInfo:firstyear=2007&license=viewergpl$
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*
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* Copyright (c) 2007-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include <tut/tut.hpp>
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#include "linden_common.h"
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#include "llrand.h"
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#include "lltut.h"
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namespace tut
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{
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struct random
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{
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};
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typedef test_group<random> random_t;
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typedef random_t::object random_object_t;
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tut::random_t tut_random("random");
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template<> template<>
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void random_object_t::test<1>()
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{
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F32 number = 0.0f;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_frand();
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ensure("frand >= 0", (number >= 0.0f));
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ensure("frand < 1", (number < 1.0f));
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}
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}
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template<> template<>
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void random_object_t::test<2>()
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{
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F64 number = 0.0f;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_drand();
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ensure("drand >= 0", (number >= 0.0));
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ensure("drand < 1", (number < 1.0));
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}
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}
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template<> template<>
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void random_object_t::test<3>()
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{
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F32 number = 0.0f;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_frand(2.0f) - 1.0f;
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ensure("frand >= 0", (number >= -1.0f));
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ensure("frand < 1", (number <= 1.0f));
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}
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}
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template<> template<>
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void random_object_t::test<4>()
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{
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F32 number = 0.0f;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_frand(-7.0);
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ensure("drand <= 0", (number <= 0.0));
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ensure("drand > -7", (number > -7.0));
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}
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}
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template<> template<>
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void random_object_t::test<5>()
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{
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F64 number = 0.0f;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_drand(-2.0);
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ensure("drand <= 0", (number <= 0.0));
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ensure("drand > -2", (number > -2.0));
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}
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}
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template<> template<>
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void random_object_t::test<6>()
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{
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S32 number = 0;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_rand(100);
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ensure("rand >= 0", (number >= 0));
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ensure("rand < 100", (number < 100));
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}
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}
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template<> template<>
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void random_object_t::test<7>()
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{
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S32 number = 0;
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for(S32 ii = 0; ii < 100000; ++ii)
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{
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number = ll_rand(-127);
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ensure("rand <= 0", (number <= 0));
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ensure("rand > -127", (number > -127));
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}
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}
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}
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