Jip J. Dekker
1d9faf38de
git-subtree-dir: software/gecode git-subtree-split: 313e87646da4fc2752a70e83df16d993121a8e40
131 lines
4.1 KiB
C++
Executable File
131 lines
4.1 KiB
C++
Executable File
/* -*- 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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*
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* Copyright:
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* Christian Schulte, 2008
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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/int.hh"
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#include <gecode/minimodel.hh>
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namespace Test { namespace Int {
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/// %Tests for unsharing variables in arrays
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namespace Unshare {
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/**
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* \defgroup TaskTestIntUnshare Unsharing variables in arrays
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* \ingroup TaskTestInt
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*/
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//@{
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/// %Test for unsharing integer variables
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class Int : public Test {
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public:
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/// Create and register test
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Int(Gecode::IntPropLevel ipl)
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: Test("Unshare::Int::"+str(ipl),9,-1,1,false,ipl) {}
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/// %Test whether \a x is solution
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virtual bool solution(const Assignment& x) const {
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return ((x[0] == x[3]) &&
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(x[1] == x[4]) && (x[1] == x[6]) &&
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(x[2] == x[5]) && (x[2] == x[7]) && (x[2] == x[8]));
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}
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/// Post constraint on \a x
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virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
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using namespace Gecode;
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IntVarArgs y(6);
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y[0]=x[0]; y[1]=y[3]=x[1]; y[2]=y[4]=y[5]=x[2];
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unshare(home, y, ipl);
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for (int i=0; i<6; i++)
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rel(home, y[i], IRT_EQ, x[3+i], IPL_DOM);
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}
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};
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/// %Test for unsharing Boolean variables
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class Bool : public Test {
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public:
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/// Create and register test
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Bool(void)
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: Test("Unshare::Bool",9,0,1,false) {}
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/// %Test whether \a x is solution
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virtual bool solution(const Assignment& x) const {
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return ((x[0] == x[3]) &&
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(x[1] == x[4]) && (x[1] == x[6]) &&
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(x[2] == x[5]) && (x[2] == x[7]) && (x[2] == x[8]));
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}
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/// Post constraint on \a x
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virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
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using namespace Gecode;
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BoolVarArgs y(6);
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y[0]=channel(home,x[0]);
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y[1]=y[3]=channel(home,x[1]);
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y[2]=y[4]=y[5]=channel(home,x[2]);
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unshare(home, y);
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for (int i=0; i<6; i++)
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rel(home, y[i], IRT_EQ, channel(home,x[3+i]));
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}
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};
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/// %Test for unsharing in failed spaces
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class Failed : public Test {
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public:
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/// Create and register test
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Failed(void)
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: Test("Unshare::Failed",1,-1,1) {}
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/// %Test whether \a x is solution
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virtual bool solution(const Assignment& x) const {
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(void) x;
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return 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::IntVarArray& x) {
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using namespace Gecode;
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home.fail();
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IntVarArgs y(2);
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y[0]=x[0]; y[1]=x[0];
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unshare(home, y);
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REG r(1);
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extensional(home, y, r);
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}
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};
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Int i_bnd(Gecode::IPL_BND);
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Int i_dom(Gecode::IPL_DOM);
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Bool b;
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Failed f;
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//@}
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}
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}}
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// STATISTICS: test-int
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