128 lines
2.9 KiB
C++
Executable File
128 lines
2.9 KiB
C++
Executable File
/**
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* @file llrandom_test.cpp
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* @author Phoenix
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* @date 2007-01-25
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*
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* $LicenseInfo:firstyear=2007&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "../test/lltut.h"
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#include "../llrand.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("LLSeedRand");
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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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