/*
    STACK INTERFACE

    Stack unit test.

    Copyright (C) Dmitri Pal <dpal@redhat.com> 2009

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

    Collection Library 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 Lesser General Public License for more details.

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


#include <stdio.h>
#include <string.h>
#include <errno.h>
#define TRACE_HOME
#include "trace.h"
#include "collection_stack.h"
#include "collection_tools.h"


int stack_test(void)
{
    struct collection_item *stack = NULL;
    char binary_dump[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8 };
    struct collection_item *item1 = NULL;
    struct collection_item *item2 = NULL;

    int error = EOK;

    TRACE_FLOW_STRING("stack_test", "Entry.");

    printf("\n\nSTACK TEST!!!.\n\n\n");

    if ((error = col_create_stack(&stack)) ||
        (error = col_push_str_property(stack, "item1", "value 1", 0)) ||
        (error = col_push_int_property(stack, "item2", -1)) ||
        (error = col_push_unsigned_property(stack, "item3", 1)) ||
        (error = col_push_long_property(stack, "item4", 100)) ||
        (error = col_push_ulong_property(stack, "item5", 1000)) ||
        (error = col_push_double_property(stack, "item6", 1.1)) ||
        (error = col_push_bool_property(stack, "item7", 1)) ||
        (error = col_push_binary_property(stack, "item8", binary_dump, sizeof(binary_dump)))) {
        printf("Failed to push property. Error %d\n", error);
        col_destroy_collection(stack);
        return error;
    }

    col_debug_collection(stack, COL_TRAVERSE_DEFAULT);

    printf("Swapping last two items by popping and pushing them back.\n");

    if ((error = col_pop_item(stack, &item1)) ||
        (error = col_pop_item(stack, &item2))) {
        printf("Failed to pop items. Error %d\n", error);
        col_destroy_collection(stack);
        return error;
    }

    printf("\nPopped two last items.\n");
    col_debug_collection(stack, COL_TRAVERSE_DEFAULT);

    printf("\nLast item.\n");
    col_debug_item(item1);

    printf("\nPrevious item.\n");
    col_debug_item(item2);

    if ((error = col_push_item(stack, item1)) ||
        (error = col_push_item(stack, item2))) {
        printf("Failed to pop or push items. Error %d\n", error);
        col_destroy_collection(stack);
        return error;
    }

    printf("\n\nPushed two items again in reverse order.\n\n");

    col_debug_collection(stack, COL_TRAVERSE_DEFAULT);
    col_destroy_collection(stack);
    TRACE_FLOW_NUMBER("stack_test. Returning", error);

    printf("\n\nEND OF STACK TEST!!!.\n\n");

    return error;
}

/* Main function of the unit test */

int main(int argc, char *argv[])
{
    int error = EOK;

    printf("Start\n");
    if ((error = stack_test())) printf("Failed!\n");
    else printf("Success!\n");

    return error;
}