/*=============================================================================

    This file is part of FLINT.

    FLINT 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 2 of the License, or
    (at your option) any later version.

    FLINT 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 FLINT; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA

=============================================================================*/
/******************************************************************************

    Copyright (C) 2012 Sebastian Pancratz 
    Copyright (C) 2012 Andres Goens
    Copyright (C) 2013 Mike Hansen

******************************************************************************/


#ifdef T

#include "templates.h"

#include <stdio.h>
#include <stdlib.h>

#include "ulong_extras.h"
#include "long_extras.h"

int
main(void)
{
    int i, result;
    FLINT_TEST_INIT(state);

    flint_printf("mul... ");
    fflush(stdout);

    /* Check aliasing: a = a * b */
    for (i = 0; i < 200 * flint_test_multiplier(); i++)
    {
        TEMPLATE(T, ctx_t) ctx;
        TEMPLATE(T, t) a, b, c;

        TEMPLATE(T, ctx_randtest)(ctx, state);
        
        TEMPLATE(T, init)(a, ctx);
        TEMPLATE(T, init)(b, ctx);
        TEMPLATE(T, init)(c, ctx);

        TEMPLATE(T, randtest)(a, state, ctx);
        TEMPLATE(T, randtest)(b, state, ctx);

        TEMPLATE(T, mul)(c, a, b, ctx);
        TEMPLATE(T, mul)(a, a, b, ctx);

        result = (TEMPLATE(T, equal)(a, c, ctx));
        if (!result)
        {
            flint_printf("FAIL:\n\n");
            flint_printf("a = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
            flint_printf("b = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
            flint_printf("c = "), TEMPLATE(T, print_pretty)(c, ctx), flint_printf("\n");
            abort();
        }

        TEMPLATE(T, clear)(a, ctx);
        TEMPLATE(T, clear)(b, ctx);
        TEMPLATE(T, clear)(c, ctx);

        TEMPLATE(T, ctx_clear)(ctx);
    }

    /* Check aliasing: b = a * b */
    for (i = 0; i < 200 * flint_test_multiplier(); i++)
    {
        TEMPLATE(T, ctx_t) ctx;
        TEMPLATE(T, t) a, b, c;

        TEMPLATE(T, ctx_randtest)(ctx, state);
        
        TEMPLATE(T, init)(a, ctx);
        TEMPLATE(T, init)(b, ctx);
        TEMPLATE(T, init)(c, ctx);

        TEMPLATE(T, randtest)(a, state, ctx);
        TEMPLATE(T, randtest)(b, state, ctx);

        TEMPLATE(T, mul)(c, a, b, ctx);
        TEMPLATE(T, mul)(b, a, b, ctx);

        result = (TEMPLATE(T, equal)(b, c, ctx));
        if (!result)
        {
            flint_printf("FAIL:\n\n");
            flint_printf("a = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
            flint_printf("b = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
            flint_printf("c = "), TEMPLATE(T, print_pretty)(c, ctx), flint_printf("\n");
            abort();
        }

        TEMPLATE(T, clear)(a, ctx);
        TEMPLATE(T, clear)(b, ctx);
        TEMPLATE(T, clear)(c, ctx);

        TEMPLATE(T, ctx_clear)(ctx);
    }

    /* Check aliasing: a = a * a */
    for (i = 0; i < 200 * flint_test_multiplier(); i++)
    {
        TEMPLATE(T, ctx_t) ctx;

        TEMPLATE(T, t) a, c;

        TEMPLATE(T, ctx_randtest)(ctx, state);
        
        TEMPLATE(T, init)(a, ctx);
        TEMPLATE(T, init)(c, ctx);

        TEMPLATE(T, randtest)(a, state, ctx);

        TEMPLATE(T, mul)(c, a, a, ctx);
        TEMPLATE(T, mul)(a, a, a, ctx);

        result = (TEMPLATE(T, equal)(a, c, ctx));
        if (!result)
        {
            flint_printf("FAIL:\n\n");
            flint_printf("a = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
            flint_printf("c = "), TEMPLATE(T, print_pretty)(c, ctx), flint_printf("\n");
            abort();
        }

        TEMPLATE(T, clear)(a, ctx);
        TEMPLATE(T, clear)(c, ctx);

        TEMPLATE(T, ctx_clear)(ctx);
    }

    /* Check that a * b == b * a */
    for (i = 0; i < 200 * flint_test_multiplier(); i++)
    {
        TEMPLATE(T, ctx_t) ctx;
        TEMPLATE(T, t) a, b, c1, c2;

        TEMPLATE(T, ctx_randtest)(ctx, state);

        TEMPLATE(T, init)(a, ctx);
        TEMPLATE(T, init)(b, ctx);
        TEMPLATE(T, init)(c1, ctx);
        TEMPLATE(T, init)(c2, ctx);

        TEMPLATE(T, randtest)(a, state, ctx);
        TEMPLATE(T, randtest)(b, state, ctx);

        TEMPLATE(T, mul)(c1, a, b, ctx);
        TEMPLATE(T, mul)(c2, b, a, ctx);

        result = (TEMPLATE(T, equal)(c1, c2, ctx));
        if (!result)
        {
            flint_printf("FAIL:\n\n");
            flint_printf("a  = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
            flint_printf("b  = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
            flint_printf("c1 = "), TEMPLATE(T, print_pretty)(c1, ctx), flint_printf("\n");
            flint_printf("c2 = "), TEMPLATE(T, print_pretty)(c2, ctx), flint_printf("\n");
            abort();
        }

        TEMPLATE(T, clear)(a, ctx);
        TEMPLATE(T, clear)(b, ctx);
        TEMPLATE(T, clear)(c1, ctx);
        TEMPLATE(T, clear)(c2, ctx);

        TEMPLATE(T, ctx_clear)(ctx);
    }

    /* Check that (a * b) * c == a * (b * c) */
    for (i = 0; i < 200 * flint_test_multiplier(); i++)
    {
        TEMPLATE(T, ctx_t) ctx;

        TEMPLATE(T, t) a, b, c, lhs, rhs;

        TEMPLATE(T, ctx_randtest)(ctx, state);
        
        TEMPLATE(T, init)(a, ctx);
        TEMPLATE(T, init)(b, ctx);
        TEMPLATE(T, init)(c, ctx);
        TEMPLATE(T, init)(lhs, ctx);
        TEMPLATE(T, init)(rhs, ctx);

        TEMPLATE(T, randtest)(a, state, ctx);
        TEMPLATE(T, randtest)(b, state, ctx);
        TEMPLATE(T, randtest)(c, state, ctx);

        TEMPLATE(T, mul)(lhs, a, b, ctx);
        TEMPLATE(T, mul)(lhs, lhs, c, ctx);
        TEMPLATE(T, mul)(rhs, b, c, ctx);
        TEMPLATE(T, mul)(rhs, a, rhs, ctx);

        result = (TEMPLATE(T, equal)(lhs, rhs, ctx));
        if (!result)
        {
            flint_printf("FAIL:\n\n");
            flint_printf("a   = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
            flint_printf("b   = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
            flint_printf("c   = "), TEMPLATE(T, print_pretty)(c, ctx), flint_printf("\n");
            flint_printf("lhs = "), TEMPLATE(T, print_pretty)(lhs, ctx), flint_printf("\n");
            flint_printf("rhs = "), TEMPLATE(T, print_pretty)(rhs, ctx), flint_printf("\n");
            abort();
        }

        TEMPLATE(T, clear)(a, ctx);
        TEMPLATE(T, clear)(b, ctx);
        TEMPLATE(T, clear)(c, ctx);
        TEMPLATE(T, clear)(lhs, ctx);
        TEMPLATE(T, clear)(rhs, ctx);

        TEMPLATE(T, ctx_clear)(ctx);
    }

    FLINT_TEST_CLEANUP(state);
    flint_printf("PASS\n");
    return EXIT_SUCCESS;
}



#endif
