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member.cpp

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2011
00008  *
00009  *  This file is part of Gecode, the generic constraint
00010  *  development environment:
00011  *     http://www.gecode.org
00012  *
00013  *  Permission is hereby granted, free of charge, to any person obtaining
00014  *  a copy of this software and associated documentation files (the
00015  *  "Software"), to deal in the Software without restriction, including
00016  *  without limitation the rights to use, copy, modify, merge, publish,
00017  *  distribute, sublicense, and/or sell copies of the Software, and to
00018  *  permit persons to whom the Software is furnished to do so, subject to
00019  *  the following conditions:
00020  *
00021  *  The above copyright notice and this permission notice shall be
00022  *  included in all copies or substantial portions of the Software.
00023  *
00024  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00025  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00026  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00027  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00028  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00029  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00030  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00031  *
00032  */
00033 
00034 #include <gecode/minimodel.hh>
00035 #include "test/int.hh"
00036 
00037 namespace Test { namespace Int {
00038 
00040    namespace Member {
00041 
00047 
00048      class Int : public Test {
00049      public:
00051        Int(int n) : Test("Member::Int::"+str(n),n+1,0,n,true) {}
00053        virtual bool solution(const Assignment& x) const {
00054          int n = x.size() - 1;
00055          for (int i=n; i--; )
00056            if (x[i] == x[n])
00057              return true;
00058          return false;
00059        }
00061        virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
00062          using namespace Gecode;
00063          int n = x.size() - 1;
00064          IntVarArgs y(n);
00065          for (int i=n; i--; )
00066            y[i] = x[i];
00067          member(home, y, x[n]);
00068        }
00070        virtual void post(Gecode::Space& home, Gecode::IntVarArray& x,
00071                          Gecode::Reify r) {
00072          using namespace Gecode;
00073          int n = x.size() - 1;
00074          IntVarArgs y(n);
00075          for (int i=n; i--; )
00076            y[i] = x[i];
00077          member(home, y, x[n], r);
00078        }
00079      };
00080 
00082      class Bool : public Test {
00083      public:
00085        Bool(int n) : Test("Member::Bool::"+str(n),n+1,0,1,true) {}
00087        virtual bool solution(const Assignment& x) const {
00088          int n = x.size() - 1;
00089          for (int i=n; i--; )
00090            if (x[i] == x[n])
00091              return true;
00092          return false;
00093        }
00095        virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
00096          using namespace Gecode;
00097          int n = x.size() - 1;
00098          BoolVarArgs y(n);
00099          for (int i=n; i--; )
00100            y[i] = channel(home,x[i]);
00101          member(home, y, channel(home,x[n]));
00102        }
00104        virtual void post(Gecode::Space& home, Gecode::IntVarArray& x,
00105                          Gecode::Reify r) {
00106          using namespace Gecode;
00107          int n = x.size() - 1;
00108          BoolVarArgs y(n);
00109          for (int i=n; i--; )
00110            y[i] = channel(home,x[i]);
00111          member(home, y, channel(home,x[n]), r);
00112        }
00113      };
00114 
00116      class Create {
00117      public:
00119        Create(void) {
00120          for (int i=0; i<=4; i++) {
00121            (void) new Int(i);
00122            (void) new Bool(i);
00123          }
00124        }
00125      };
00126 
00127      Create c;
00129 
00130    }
00131 }}
00132 
00133 // STATISTICS: test-int
00134