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

void test_empty_function(void)
{
    unsigned int len1 = 1;
    unsigned int len2 = 5;
    unsigned int *null_array = NULL;
    unsigned int array[] = {1, 2, 3, 4, 5};
    unsigned int *array_ptr = array;

    unsigned int *create_num = createNumbers(len1);
    if (create_num == NULL)
        printf("Test on invalid lenght of array: SUCCESS!\n");

    else 
    {
        printf("Test on invalid lenght of array: FAILED! Expected: NULL, Was: %p\n", create_num);
        free(create_num);
    }
    
    unsigned int duplicate = getDuplicate(null_array, len2);

    if (duplicate == 0)
        printf("Test on invalid array: SUCESS!\n");

    else 
        printf("Test on invalid array: FAILED! Expected: 0, WAS: %u\n", duplicate);

    unsigned int duplicate2 = getDuplicate(array_ptr, len1);

    if (duplicate2 == 0)
        printf("Test on invalid lenght of array: SUCESS!\n");
    
    else 
        printf("Test on invalid lenght of array: FAILED, Expected: 0, WAS: %u\n", duplicate2);
}

void test_array(void)
{
    unsigned int len = 10;
    unsigned int *array = NULL;
    
    array = createNumbers(len);

    if (array == NULL)
        printf("Test on valid lenght of array: FAILED! Expected array greater than 0, Was: NULL\n");

    else printf("Test on valid lenght of array: SUCESS!\n");

    unsigned int test_array_dup[] = {1, 2, 3, 4, 5, 2, 6, 7, 8, 9};
    unsigned int test_len = 10;
    unsigned int duplicate = 2;

    unsigned int duplicate_found = getDuplicate(test_array_dup, test_len);
    
    if (duplicate_found != duplicate)
        printf("Test on valid lenght of array: FAILED! Expected %u, Was: %u\n", duplicate, duplicate_found);

    else printf("Test on valid lenght of array: SUCESS!, Duplicate value: %d\n", duplicate);

    free(array);
}

int main(void)
{
    test_empty_function();
    printf("\n");
    test_array();
    return EXIT_SUCCESS;
}