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92 lines
3.4 KiB
C++
92 lines
3.4 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2015 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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template<typename Scalar> Scalar check_in_range(Scalar x, Scalar y)
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{
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Scalar r = internal::random<Scalar>(x,y);
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VERIFY(r>=x);
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if(y>=x)
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{
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VERIFY(r<=y);
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}
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return r;
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}
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template<typename Scalar> void check_all_in_range(Scalar x, Scalar y)
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{
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Array<int,1,Dynamic> mask(y-x+1);
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mask.fill(0);
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long n = (y-x+1)*32;
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for(long k=0; k<n; ++k)
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{
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mask( check_in_range(x,y)-x )++;
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}
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for(Index i=0; i<mask.size(); ++i)
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if(mask(i)==0)
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std::cout << "WARNING: value " << x+i << " not reached." << std::endl;
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VERIFY( (mask>0).all() );
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}
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void test_rand()
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{
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long long_ref = NumTraits<long>::highest()/10;
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signed char char_offset = (std::min)(g_repeat,64);
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signed char short_offset = (std::min)(g_repeat,16000);
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for(int i = 0; i < g_repeat*10; i++) {
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CALL_SUBTEST(check_in_range<float>(10,11));
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CALL_SUBTEST(check_in_range<float>(1.24234523,1.24234523));
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CALL_SUBTEST(check_in_range<float>(-1,1));
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CALL_SUBTEST(check_in_range<float>(-1432.2352,-1432.2352));
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CALL_SUBTEST(check_in_range<double>(10,11));
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CALL_SUBTEST(check_in_range<double>(1.24234523,1.24234523));
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CALL_SUBTEST(check_in_range<double>(-1,1));
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CALL_SUBTEST(check_in_range<double>(-1432.2352,-1432.2352));
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CALL_SUBTEST(check_in_range<int>(0,-1));
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CALL_SUBTEST(check_in_range<short>(0,-1));
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CALL_SUBTEST(check_in_range<long>(0,-1));
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CALL_SUBTEST(check_in_range<int>(-673456,673456));
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CALL_SUBTEST(check_in_range<short>(-24345,24345));
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CALL_SUBTEST(check_in_range<long>(-long_ref,long_ref));
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}
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CALL_SUBTEST(check_all_in_range<signed char>(11,11));
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CALL_SUBTEST(check_all_in_range<signed char>(11,11+char_offset));
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CALL_SUBTEST(check_all_in_range<signed char>(-5,5));
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CALL_SUBTEST(check_all_in_range<signed char>(-11-char_offset,-11));
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CALL_SUBTEST(check_all_in_range<signed char>(-126,-126+char_offset));
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CALL_SUBTEST(check_all_in_range<signed char>(126-char_offset,126));
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CALL_SUBTEST(check_all_in_range<signed char>(-126,126));
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CALL_SUBTEST(check_all_in_range<short>(11,11));
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CALL_SUBTEST(check_all_in_range<short>(11,11+short_offset));
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CALL_SUBTEST(check_all_in_range<short>(-5,5));
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CALL_SUBTEST(check_all_in_range<short>(-11-short_offset,-11));
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CALL_SUBTEST(check_all_in_range<short>(-24345,-24345+short_offset));
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CALL_SUBTEST(check_all_in_range<short>(24345,24345+short_offset));
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CALL_SUBTEST(check_all_in_range<int>(11,11));
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CALL_SUBTEST(check_all_in_range<int>(11,11+g_repeat));
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CALL_SUBTEST(check_all_in_range<int>(-5,5));
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CALL_SUBTEST(check_all_in_range<int>(-11-g_repeat,-11));
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CALL_SUBTEST(check_all_in_range<int>(-673456,-673456+g_repeat));
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CALL_SUBTEST(check_all_in_range<int>(673456,673456+g_repeat));
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CALL_SUBTEST(check_all_in_range<long>(11,11));
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CALL_SUBTEST(check_all_in_range<long>(11,11+g_repeat));
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CALL_SUBTEST(check_all_in_range<long>(-5,5));
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CALL_SUBTEST(check_all_in_range<long>(-11-g_repeat,-11));
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CALL_SUBTEST(check_all_in_range<long>(-long_ref,-long_ref+g_repeat));
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CALL_SUBTEST(check_all_in_range<long>( long_ref, long_ref+g_repeat));
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}
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