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unshare.cpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Christian Schulte <schulte@gecode.org>
5  *
6  * Copyright:
7  * Christian Schulte, 2008
8  *
9  * Last modified:
10  * $Date: 2010-04-08 20:35:31 +1000 (Thu, 08 Apr 2010) $ by $Author: schulte $
11  * $Revision: 10684 $
12  *
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37 
38 #include "test/int.hh"
39 
40 #include <gecode/minimodel.hh>
41 
42 namespace Test { namespace Int {
43 
45  namespace Unshare {
46 
52 
53  class Int : public Test {
54  public:
57  : Test("Unshare::Int::"+str(icl),9,-1,1,false,icl) {}
59  virtual bool solution(const Assignment& x) const {
60  return ((x[0] == x[3]) &&
61  (x[1] == x[4]) && (x[1] == x[6]) &&
62  (x[2] == x[5]) && (x[2] == x[7]) && (x[2] == x[8]));
63  }
65  virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
66  using namespace Gecode;
67  IntVarArgs y(6);
68  y[0]=x[0]; y[1]=y[3]=x[1]; y[2]=y[4]=y[5]=x[2];
69  unshare(home, y, icl);
70  for (int i=0; i<6; i++)
71  rel(home, y[i], IRT_EQ, x[3+i], ICL_DOM);
72  }
73  };
74 
76  class Bool : public Test {
77  public:
79  Bool(void)
80  : Test("Unshare::Bool",9,0,1,false) {}
82  virtual bool solution(const Assignment& x) const {
83  return ((x[0] == x[3]) &&
84  (x[1] == x[4]) && (x[1] == x[6]) &&
85  (x[2] == x[5]) && (x[2] == x[7]) && (x[2] == x[8]));
86  }
88  virtual void post(Gecode::Space& home, Gecode::IntVarArray& x) {
89  using namespace Gecode;
90  BoolVarArgs y(6);
91  y[0]=channel(home,x[0]);
92  y[1]=y[3]=channel(home,x[1]);
93  y[2]=y[4]=y[5]=channel(home,x[2]);
94  unshare(home, y);
95  for (int i=0; i<6; i++)
96  rel(home, y[i], IRT_EQ, channel(home,x[3+i]));
97  }
98  };
99 
102 
105 
106  }
107 }}
108 
109 // STATISTICS: test-int