Jip J. Dekker
981be2067e
git-subtree-dir: software/gecode_on_replay git-subtree-split: 8051d92b9c89e49cccfbd1c201371580d7703ab4
101 lines
3.3 KiB
C++
101 lines
3.3 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
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*
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* Copyright:
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* Christian Schulte, 2006
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* Vincent Barichard, 2012
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "test/float.hh"
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#include <gecode/minimodel.hh>
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namespace Test { namespace Float {
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/// %Tests for channel constraints
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namespace Channel {
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/// %Test channel between float and integer
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class Int : public Test {
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public:
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/// Construct and register test
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Int(Gecode::FloatNum st)
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: Test("Channel::Int",2,-1,2,st,CPLT_ASSIGNMENT,false) {}
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/// Check whether \a x is solution
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virtual MaybeType solution(const Assignment& x) const {
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Gecode::FloatNum tmp;
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return (((modf(x[0].min(),&tmp)==0) ||
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(modf(x[0].max(),&tmp)==0))
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&& (x[0]==x[1])) ? MT_TRUE : MT_FALSE;
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}
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/// Post constraint on \a x
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virtual void post(Gecode::Space& home, Gecode::FloatVarArray& x) {
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using namespace Gecode;
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IntVar iv(home,-1000,1000);
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channel(home, x[0], iv);
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channel(home, iv, x[1]);
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}
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};
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/// %Test channel between float and Boolean
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class Bool : public Test {
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public:
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/// Construct and register test
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Bool(Gecode::FloatNum st)
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: Test("Channel::Bool",2,0,1,st,CPLT_ASSIGNMENT,false) {}
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/// Check whether \a x is solution
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virtual MaybeType solution(const Assignment& x) const {
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Gecode::FloatNum tmp;
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return (((modf(x[0].min(),&tmp)==0) ||
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(modf(x[0].max(),&tmp)==0))
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&& (x[0]==x[1])) ? MT_TRUE : MT_FALSE;
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}
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/// Post constraint on \a x
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virtual void post(Gecode::Space& home, Gecode::FloatVarArray& x) {
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using namespace Gecode;
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BoolVar bv(home,0,1);
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channel(home, x[0], bv);
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channel(home, bv, x[1]);
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}
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};
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Gecode::FloatNum step1 = 0.7;
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Gecode::FloatNum step2 = 0.1;
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Int ci(step1);
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Bool cb(step2);
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//@}
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}
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}}
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// STATISTICS: test-float
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