/***
    mockcpp is a generic C/C++ mock framework.
    Copyright (C) <2009>  <Darwin Yuan: darwin.yuan@gmail.com>

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
***/

#include <mockcpp/ConstraintSet.h>
#include <mockcpp/Constraint.h>
#include <mockcpp/Invocation.h>

#include <vector>

MOCKCPP_NS_START

struct ConstraintSetImpl
{
    typedef std::vector<Constraint*> Vector;

    Vector constraints;

    ~ConstraintSetImpl();

    bool matches(const Invocation& inv) const;

    unsigned int numberOfValidConstraint(void) const;

    std::string toString() const;
};

////////////////////////////////////////////////////////////
std::string
ConstraintSetImpl::toString() const
{
    oss_t oss;

    unsigned int n = numberOfValidConstraint();
    for (unsigned int i = 0; i < n; i++)
    {
      oss << constraints[i]->toString();
      if (i < n-1) oss << ", ";
	 }

    return oss.str();
}

////////////////////////////////////////////////////////////
unsigned int
ConstraintSetImpl::numberOfValidConstraint() const
{
    for (int i = (int)constraints.size()-1; i >= 0; i--)
    {
      if(!isAnyConstraint(constraints[i]))
        return i + 1;
    }
	
    return 0;
}
////////////////////////////////////////////////////////////
ConstraintSetImpl::~ConstraintSetImpl()
{
    for (int i=0; i<(int)constraints.size(); i++)
    {
      delete constraints[i];
    }

    constraints.clear();

	return;
}

////////////////////////////////////////////////////////////
bool
ConstraintSetImpl::matches(const Invocation& inv) const
{
    for (int i=0; i<(int)constraints.size(); i++)
    {
      if (!constraints[i]->eval(inv.getParameter(i+1)))
      {
        return false;
      }
    }

    return true;
}

////////////////////////////////////////////////////////////
#define INIT_CONSTRAINT(i) This->constraints.push_back(p##i)

ConstraintSet::ConstraintSet(
               Constraint* p1
             , Constraint* p2
             , Constraint* p3
             , Constraint* p4
             , Constraint* p5
             , Constraint* p6
             , Constraint* p7
             , Constraint* p8
             , Constraint* p9
             , Constraint* p10
             , Constraint* p11
             , Constraint* p12
   )
   : This(new ConstraintSetImpl())
{
    INIT_CONSTRAINT(1);
    INIT_CONSTRAINT(2);
    INIT_CONSTRAINT(3);
    INIT_CONSTRAINT(4);
    INIT_CONSTRAINT(5);
    INIT_CONSTRAINT(6);
    INIT_CONSTRAINT(7);
    INIT_CONSTRAINT(8);
    INIT_CONSTRAINT(9);
    INIT_CONSTRAINT(10);
    INIT_CONSTRAINT(11);
    INIT_CONSTRAINT(12);
}

////////////////////////////////////////////////////////////
ConstraintSet::~ConstraintSet()
{
    delete This;
}

////////////////////////////////////////////////////////////
bool ConstraintSet::matches(const Invocation& inv) const
{
    return This->matches(inv);    
}

////////////////////////////////////////////////////////////
std::string ConstraintSet::toString() const
{
    oss_t oss;

    oss << ".with(" << This->toString() << ")";

    return oss.str();
}

////////////////////////////////////////////////////////////
void ConstraintSet::verify(void) 
{
}

////////////////////////////////////////////////////////////

MOCKCPP_NS_END