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exec.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, 2009
8  *
9  * This file is part of Gecode, the generic constraint
10  * development environment:
11  * http://www.gecode.org
12  *
13  * Permission is hereby granted, free of charge, to any person obtaining
14  * a copy of this software and associated documentation files (the
15  * "Software"), to deal in the Software without restriction, including
16  * without limitation the rights to use, copy, modify, merge, publish,
17  * distribute, sublicense, and/or sell copies of the Software, and to
18  * permit persons to whom the Software is furnished to do so, subject to
19  * the following conditions:
20  *
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24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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30  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31  *
32  */
33 
34 #include "test/set.hh"
35 
36 namespace Test { namespace Set {
37 
39  namespace Exec {
40 
46  class Wait : public SetTest {
48  protected:
50  bool sf;
51  public:
53  Wait(int n, bool sf0)
54  : SetTest("Wait::"+str(n)+"::"+
55  (sf0 ? "std::function" : "funptr"),n,
56  Gecode::IntSet(0,n),false), sf(sf0) {}
58  virtual bool solution(const SetAssignment& x) const {
59  (void) x;
60  return true;
61  }
63  virtual void post(Gecode::Space& home, Gecode::SetVarArray& x,
65  using namespace Gecode;
66  auto f = static_cast<std::function<void(Space&)>>
67  ([](Space& home) { c(home); });
68  if (x.size() > 1) {
69  if (sf)
70  Gecode::wait(home, x, f);
71  else
72  Gecode::wait(home, x, &c);
73  } else {
74  if (sf)
75  Gecode::wait(home, x[0], f);
76  else
77  Gecode::wait(home, x[0], &c);
78  }
79  }
81  static void c(Gecode::Space& _home) {
82  SetTestSpace& home = static_cast<SetTestSpace&>(_home);
83  for (int i=0; i<home.x.size(); i++)
84  if (!home.x[i].assigned())
85  home.fail();
86  }
87  };
88 
89  Wait w1t(1,true), w2t(2,true);
90  Wait w1f(1,false), w2f(2,false);
91 
93 
94  }
95 
96 }}
97 
98 // STATISTICS: test-int
Gecode::SetVarArray x
Set variables to be tested.
Definition: set.hh:187
Space for executing set tests.
Definition: set.hh:182
Wait(int n, bool sf0)
Create and register test.
Definition: exec.cpp:53
Wait w1f(1, false)
bool sf
Whether to use std::function.
Definition: exec.cpp:50
Computation spaces.
Definition: core.hpp:1742
Integer variable array.
Definition: int.hh:763
int size(void) const
Return size of array (number of elements)
Definition: array.hpp:926
Generate all set assignments.
Definition: set.hh:142
bool assigned(void) const
Test if all variables are assigned.
Definition: array.hpp:1026
Gecode toplevel namespace
static void c(Gecode::Space &_home)
Continuation to be executed.
Definition: exec.cpp:81
virtual bool solution(const SetAssignment &x) const
Check whether x is solution.
Definition: exec.cpp:58
Node * x
Pointer to corresponding Boolean expression node.
Definition: bool-expr.cpp:249
Base class for tests with set constraints
Definition: set.hh:273
Wait w2f(2, false)
Wait w2t(2, true)
Simple test for wait (set variables)
Definition: exec.cpp:47
virtual void post(Gecode::Space &home, Gecode::SetVarArray &x, Gecode::IntVarArray &)
Post wait on x.
Definition: exec.cpp:63
static std::string str(Gecode::SetRelType srt)
Map set relation to string.
Definition: set.hpp:46
void wait(Home home, FloatVar x, std::function< void(Space &home)> c)
Execute c when x becomes assigned.
Definition: exec.cpp:39
void fail(void)
Fail space.
Definition: core.hpp:4030
Wait w1t(1, true)
General test support.
Definition: afc.cpp:39
Failed f
Definition: unshare.cpp:124
Set variable array
Definition: set.hh:570
int n
Number of negative literals for node type.
Definition: bool-expr.cpp:234
Gecode::IntArgs i({1, 2, 3, 4})