/****   , [ stress_test.cpp ], 
Copyright (c) 2007 Universite d'Orleans - Jeremie Vautard 

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of this software and associated documentation files (the "Software"), to deal
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The above copyright notice and this permission notice shall be included in
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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*************************************************************************/

#include "qsolver.hh"
#include "implicative.hh"
#include <iostream>

using namespace std;
// This is a set of tiny problems which are used to dtect errors in QeCode. 
// This set is likely to progressively enlarge...

int main() {
    unsigned long int nodes;
    unsigned long int steps;
    
    // Ax in 1..3 []  -> x=1
    int sc1[] = {1};
    bool q1[] = {QECODE_UNIVERSAL};
    Implicative test1(1,q1,sc1);
    test1.QIntVar(0,1,3);
    IntVarArgs b1(1);
    b1[0] = test1.var(0);
    branch(test1.space(),b1,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    test1.nextScope();
    post(test1.space(),test1.var(0) == 1);
    test1.makeStructure();
    QSolver s1(&test1);
    nodes=0;
    Strategy ret1=s1.solve(nodes);
    cout<<"Problem 1 : result = "<<(ret1.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    //Ex in 1..3 [] st x=1
    int sc2[] = {1};
    bool q2[] = {QECODE_EXISTENTIAL};
    Implicative test2(1,q2,sc2);
    test2.QIntVar(0,1,3);
    
    IntVarArgs b2(1);
    b2[0] = test2.var(0);
    branch(test2.space(),b2,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    
    test2.nextScope();
    post(test2.space(),test2.var(0) == 1);
    test2.makeStructure();
    QSolver s2(&test2);
    nodes=0;
    Strategy ret2=s2.solve(nodes);
    cout<<"Problem 2 : result = "<<(ret2.isFalse()?"FALSE":"TRUE")<<", sould be TRUE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    
    //Ax in 1..3 [x=1] -> x=2
    int sc3[] = {1};
    bool q3[] = {QECODE_UNIVERSAL};
    Implicative test3(1,q3,sc3);
    test3.QIntVar(0,1,3);
    post(test3.space(),test3.var(0) == 1);

    IntVarArgs b3(1);
    b3[0] = test3.var(0);
    branch(test3.space(),b3,INT_VAR_SIZE_MIN,INT_VAL_MIN);

    test3.nextScope();
    post(test3.space(),test3.var(0) == 2);
    test3.makeStructure();;
    QSolver s3(&test3);
    nodes=0;
    steps=0;
    Strategy ret3=s3.solve(nodes);
    cout<<"Problem 3 : result = "<<(ret3.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    // Ex in 1..3 [x=1] st x=2
    int sc4[] = {1};
    bool q4[] = {QECODE_EXISTENTIAL};
    Implicative test4(1,q4,sc4);
    test4.QIntVar(0,1,3);
    post(test4.space(),test4.var(0) == 1);

    IntVarArgs b4(1);
    b4[0] = test4.var(0);
    branch(test4.space(),b4,INT_VAR_SIZE_MIN,INT_VAL_MIN);

    test4.nextScope();
    post(test4.space(),test4.var(0) == 2);
    test4.makeStructure();
    QSolver s4(&test4);
    nodes=0;
    Strategy ret4=s4.solve(nodes);
    cout<<"Problem 4 : result = "<<(ret4.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    // Ax in 1..3 [x=1] -> Ey in 1..3 [x=2] -> y=1
    int sc5[] = {1,1};
    bool q5[] = {QECODE_UNIVERSAL,QECODE_EXISTENTIAL};
    Implicative test5(2,q5,sc5);
    test5.QIntVar(0,1,3);
    test5.QIntVar(1,1,3);
    post(test5.space(),test5.var(0) == 1);

    IntVarArgs b5(1);
    b5[0] = test5.var(0);
    branch(test5.space(),b5,INT_VAR_SIZE_MIN,INT_VAL_MIN);        

    test5.nextScope();
    post(test5.space(),test5.var(0) == 2);

    IntVarArgs b52(2);
    b52[0] = test5.var(0);
    b52[1] = test5.var(1);
    branch(test5.space(),b52,INT_VAR_SIZE_MIN,INT_VAL_MIN);        

    test5.nextScope();
    post(test5.space(),test5.var(1) == 1);
    test5.makeStructure();
    QSolver s5(&test5);
    nodes=0;
    steps=0;
    Strategy ret5=s5.solve(nodes);
    cout<<"Problem 5 : result = "<<(ret5.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    

    // Ax in 1..3 [x=1] -> Ey in 1..3 [x=1] -> x=2    
    int sc6[] = {1,1};
    bool q6[] = {QECODE_UNIVERSAL,QECODE_EXISTENTIAL};
    Implicative test6(2,q6,sc6);
    test6.QIntVar(0,1,3);
    test6.QIntVar(1,1,3);
    post(test6.space(),test6.var(0) == 1);

    IntVarArgs b6(1);
    b6[0] = test6.var(0);
    branch(test6.space(),b6,INT_VAR_SIZE_MIN,INT_VAL_MIN);

    test6.nextScope();
    post(test6.space(),test6.var(0) == 1);

    IntVarArgs b62(2);
    b62[0] = test6.var(0);
    b62[1] = test6.var(1);
    branch(test6.space(),b62,INT_VAR_SIZE_MIN,INT_VAL_MIN);

    test6.nextScope();
    post(test6.space(),test6.var(0) == 2);
    test6.makeStructure();
    QSolver s6(&test6);
    nodes=0;
    steps=0;
    Strategy ret6=s6.solve(nodes);
    cout<<"Problem 6 : result = "<<(ret6.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    //Ex in 1..3 [] Ay in 0..3 [y<2] -> y=0
    int sc7[] = {1,1};
    bool q7[] = {QECODE_EXISTENTIAL,QECODE_UNIVERSAL};
    Implicative test7(2,q7,sc7);
    test7.QIntVar(0,1,3);
    test7.QIntVar(1,0,3);
    
    IntVarArgs b7(1);
    b7[0] = test7.var(0);
    branch(test7.space(),b7,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    
    test7.nextScope();
    post(test7.space(),test7.var(1) <= 2);
    
    IntVarArgs b72(2);
    b72[0] = test7.var(0);
    b72[1] = test7.var(1);
    branch(test7.space(),b72,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    
    test7.nextScope();
    post(test7.space(),test7.var(1) == 0);
    test7.makeStructure();
    QSolver s7(&test7);
    nodes=0;
    steps=0;
    Strategy ret7=s7.solve(nodes);
    cout<<"Problem 7 : result = "<<(ret7.isFalse()?"FALSE":"TRUE")<<", sould be FALSE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
    
    //Ex in 1..3 [] Ay in 0..3 [y=0] -> y=0    
    int sc8[] = {1,1};
    bool q8[] = {QECODE_EXISTENTIAL,QECODE_UNIVERSAL};
    Implicative test8(2,q8,sc8);
    test8.QIntVar(0,1,3);
    test8.QIntVar(1,0,3);
    
    IntVarArgs b8(1);
    b8[0] = test8.var(0);
    branch(test8.space(),b8,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    
    test8.nextScope();
    post(test8.space(),test8.var(1) == 0);
    
    IntVarArgs b82(2);
    b82[0] = test8.var(0);
    b82[1] = test8.var(1);
    branch(test8.space(),b82,INT_VAR_SIZE_MIN,INT_VAL_MIN);
    
    test8.nextScope();
    post(test8.space(),test8.var(1) == 0);
    test8.makeStructure();
    QSolver s8(&test8);
    nodes=0;
    steps=0;
    Strategy ret8=s8.solve(nodes);
    cout<<"Problem 8 : result = "<<(ret8.isFalse()?"FALSE":"TRUE")<<", sould be TRUE."<<endl;
    cout<<nodes<<" nodes."<<endl;
    
}