/*
    Copyright 2005-2015 Intel Corporation.  All Rights Reserved.

    This file is part of Threading Building Blocks. Threading Building Blocks is free software;
    you can redistribute it and/or modify it under the terms of the GNU General Public License
    version 2  as  published  by  the  Free Software Foundation.  Threading Building Blocks 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 Threading Building Blocks; if not, write to the
    Free Software Foundation, Inc.,  51 Franklin St,  Fifth Floor,  Boston,  MA 02110-1301 USA

    As a special exception,  you may use this file  as part of a free software library without
    restriction.  Specifically,  if other files instantiate templates  or use macros or inline
    functions from this file, or you compile this file and link it with other files to produce
    an executable,  this file does not by itself cause the resulting executable to be covered
    by the GNU General Public License. This exception does not however invalidate any other
    reasons why the executable file might be covered by the GNU General Public License.
*/

// tbb::flow::tuple (implementation used in tbb::flow)
// if <tuple> is available on the compiler/platform, that version should be the
// one tested.

#include "harness.h"
// this test should match that in graph.h, so we test whatever tuple is
// being used by the join_node.
#if __TBB_CPP11_TUPLE_PRESENT
#define __TESTING_STD_TUPLE__ 1
#include <tuple>
using namespace std;
#else
#define __TESTING_STD_TUPLE__ 0
#include "tbb/compat/tuple"
using namespace tbb::flow;
#endif /*!__TBB_CPP11_TUPLE_PRESENT*/
#include <string>
#include <iostream>

class non_trivial {
public:
    non_trivial() {}
    ~non_trivial() {}
    non_trivial(const non_trivial& other) : my_int(other.my_int), my_float(other.my_float) { }
    int get_int() const { return my_int; }
    float get_float() const { return my_float; }
    void set_int(int newval) { my_int = newval; }
    void set_float(float newval) { my_float = newval; }
private:
    int my_int;
    float my_float;
};

template<typename T1, typename T2, typename T3, typename U1, typename U2, typename U3>
void RunOneComparisonTest() {
    typedef tuple<T1,T2,T3> t_tuple;
    typedef tuple<U1,U2,U3> u_tuple;

    ASSERT(t_tuple((T1)1,(T2)1,(T3)1) == u_tuple((U1)1,(U2)1,(U3)1),NULL);
    ASSERT(t_tuple((T1)1,(T2)0,(T3)1) <  u_tuple((U1)1,(U2)1,(U3)1),NULL);
    ASSERT(t_tuple((T1)1,(T2)1,(T3)1) >  u_tuple((U1)1,(U2)1,(U3)0),NULL);
    ASSERT(t_tuple((T1)1,(T2)0,(T3)1) != u_tuple((U1)1,(U2)1,(U3)1),NULL);
    ASSERT(t_tuple((T1)1,(T2)0,(T3)1) <= u_tuple((U1)1,(U2)1,(U3)0),NULL);
    ASSERT(t_tuple((T1)1,(T2)0,(T3)0) <= u_tuple((U1)1,(U2)0,(U3)0),NULL);
    ASSERT(t_tuple((T1)1,(T2)1,(T3)1) >= u_tuple((U1)1,(U2)0,(U3)1),NULL);
    ASSERT(t_tuple((T1)0,(T2)1,(T3)1) >= u_tuple((U1)0,(U2)1,(U3)1),NULL);

    ASSERT(!(t_tuple((T1)2,(T2)1,(T3)1) == u_tuple((U1)1,(U2)1,(U3)1)),NULL);
    ASSERT(!(t_tuple((T1)1,(T2)2,(T3)1) == u_tuple((U1)1,(U2)1,(U3)1)),NULL);
    ASSERT(!(t_tuple((T1)1,(T2)1,(T3)2) == u_tuple((U1)1,(U2)1,(U3)1)),NULL);
    
    ASSERT(!(t_tuple((T1)1,(T2)1,(T3)1) <  u_tuple((U1)1,(U2)1,(U3)1)),NULL);
    ASSERT(!(t_tuple((T1)1,(T2)1,(T3)1) >  u_tuple((U1)1,(U2)1,(U3)1)),NULL);
    ASSERT(!(t_tuple((T1)1,(T2)1,(T3)1) !=  u_tuple((U1)1,(U2)1,(U3)1)),NULL);

    ASSERT(t_tuple((T1)1,(T2)1,(T3)1) <= u_tuple((U1)1,(U2)1,(U3)1),NULL);
    ASSERT(t_tuple((T1)1,(T2)1,(T3)1) >= u_tuple((U1)1,(U2)1,(U3)1),NULL);

}

void RunTests() {

#if __TESTING_STD_TUPLE__
    REMARK("Testing platform tuple\n");
#else
    REMARK("Testing compat/tuple\n");
#endif
    tuple<int> ituple1(3);
    tuple<int> ituple2(5);
    tuple<double> ftuple2(4.1);

    ASSERT(!(ituple1 == ituple2), NULL);
    ASSERT(ituple1 != ituple2, NULL);
    ASSERT(!(ituple1 > ituple2), NULL);
    ASSERT(ituple1 < ituple2, NULL);
    ASSERT(ituple1 <= ituple2, NULL);
    ASSERT(!(ituple1 >= ituple2), NULL);
    ASSERT(ituple1 < ftuple2, NULL);

    typedef tuple<int,double,float> tuple_type1;
    typedef tuple<int,int,int> int_tuple_type;
    typedef tuple<int,non_trivial,int> non_trivial_tuple_type;
    typedef tuple<double,std::string,char> stringy_tuple_type;
    const tuple_type1 tup1(42,3.14159,2.0f);
    int_tuple_type int_tup(4, 5, 6);
    non_trivial_tuple_type nti;
    stringy_tuple_type stv;
    get<1>(stv) = "hello";
    get<2>(stv) = 'x';

    ASSERT(get<0>(stv) == 0.0, NULL);
    ASSERT(get<1>(stv) == "hello", NULL);
    ASSERT(get<2>(stv) == 'x', NULL);

    ASSERT(tuple_size<tuple_type1>::value == 3, NULL);
    ASSERT(get<0>(tup1) == 42, NULL);
    ASSERT(get<1>(tup1) == 3.14159, NULL);
    ASSERT(get<2>(tup1) == 2.0, NULL);

    get<1>(nti).set_float(1.0);
    get<1>(nti).set_int(32);
    ASSERT(get<1>(nti).get_int() == 32, NULL);
    ASSERT(get<1>(nti).get_float() == 1.0, NULL);

    // converting constructor
    tuple<double,double,double> tup2(1,2.0,3.0f);
    tuple<double,double,double> tup3(9,4.0,7.0f);
    ASSERT(tup2 != tup3, NULL);

    ASSERT(tup2 < tup3, NULL);

    // assignment
    tup2 = tup3;
    ASSERT(tup2 == tup3, NULL);

    tup2 = int_tup;
    ASSERT(get<0>(tup2) == 4, NULL);
    ASSERT(get<1>(tup2) == 5, NULL);
    ASSERT(get<2>(tup2) == 6, NULL);

    // increment component of tuple
    get<0>(tup2) += 1;
    ASSERT(get<0>(tup2) == 5, NULL);

    std::pair<int,int> two_pair( 4, 8);
    tuple<int,int> two_pair_tuple;
    two_pair_tuple = two_pair;
    ASSERT(get<0>(two_pair_tuple) == 4, NULL);
    ASSERT(get<1>(two_pair_tuple) == 8, NULL);

    //relational ops
    ASSERT(int_tuple_type(1,1,0) == int_tuple_type(1,1,0),NULL);
    ASSERT(int_tuple_type(1,0,1) <  int_tuple_type(1,1,1),NULL);
    ASSERT(int_tuple_type(1,0,0) >  int_tuple_type(0,1,0),NULL);
    ASSERT(int_tuple_type(0,0,0) != int_tuple_type(1,0,1),NULL);
    ASSERT(int_tuple_type(0,1,0) <= int_tuple_type(0,1,1),NULL);
    ASSERT(int_tuple_type(0,0,1) <= int_tuple_type(0,0,1),NULL);
    ASSERT(int_tuple_type(1,1,1) >= int_tuple_type(1,0,0),NULL);
    ASSERT(int_tuple_type(0,1,1) >= int_tuple_type(0,1,1),NULL);

    typedef tuple<int,float,double,char> mixed_tuple_left;
    typedef tuple<float,int,char,double> mixed_tuple_right;

    ASSERT(mixed_tuple_left(1,1.f,1,1) == mixed_tuple_right(1.f,1,1,1),NULL);
    ASSERT(mixed_tuple_left(1,0.f,1,1) <  mixed_tuple_right(1.f,1,1,1),NULL);
    ASSERT(mixed_tuple_left(1,1.f,1,1) >  mixed_tuple_right(1.f,1,0,1),NULL);
    ASSERT(mixed_tuple_left(1,1.f,1,0) != mixed_tuple_right(1.f,1,1,1),NULL);
    ASSERT(mixed_tuple_left(1,0.f,1,1) <= mixed_tuple_right(1.f,1,0,1),NULL);
    ASSERT(mixed_tuple_left(1,0.f,0,1) <= mixed_tuple_right(1.f,0,0,1),NULL);
    ASSERT(mixed_tuple_left(1,1.f,1,0) >= mixed_tuple_right(1.f,0,1,1),NULL);
    ASSERT(mixed_tuple_left(0,1.f,1,0) >= mixed_tuple_right(0.f,1,1,0),NULL);

    ASSERT(!(mixed_tuple_left(2,1.f,1,1) == mixed_tuple_right(1.f,1,1,1)),NULL);
    ASSERT(!(mixed_tuple_left(1,2.f,1,1) == mixed_tuple_right(1.f,1,1,1)),NULL);
    ASSERT(!(mixed_tuple_left(1,1.f,2,1) == mixed_tuple_right(1.f,1,1,1)),NULL);
    ASSERT(!(mixed_tuple_left(1,1.f,1,2) == mixed_tuple_right(1.f,1,1,1)),NULL);
    
    ASSERT(!(mixed_tuple_left(1,1.f,1,1) <  mixed_tuple_right(1.f,1,1,1)),NULL);
    ASSERT(!(mixed_tuple_left(1,1.f,1,1) >  mixed_tuple_right(1.f,1,1,1)),NULL);
    ASSERT(!(mixed_tuple_left(1,1.f,1,1) !=  mixed_tuple_right(1.f,1,1,1)),NULL);

    ASSERT(mixed_tuple_left(1,1.f,1,1) <= mixed_tuple_right(1.f,1,1,1),NULL);
    ASSERT(mixed_tuple_left(1,1.f,1,1) >= mixed_tuple_right(1.f,1,1,1),NULL);

    RunOneComparisonTest<int,float,char,float,char,int>();
    RunOneComparisonTest<double,float,char,float,double,int>();
    RunOneComparisonTest<int,float,char,short,char,short>();
    RunOneComparisonTest<double,float,short,float,char,int>();


    // the following should result in a syntax error
    // typedef tuple<float,float> mixed_short_tuple;
    // ASSERT(mixed_tuple_left(1,1.f,1,1) != mixed_short_tuple(1.f,1.f),NULL);

}

int TestMain() {
    RunTests();
    return Harness::Done;
}
