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