42_malloc/test/main.c

#include "../include/malloc.h"
#include "../src/align.h"
#include "../src/malloc.h"
#include "../src/chunk.h"
#include "../src/raw_chunk_manager.h"

#include <stdio.h>

#define NOT_NULL (void*) 55342301

void test(const void* expected_value, const void* value, const char* test_name, const char* description)
{
    printf("%s ", test_name);
    if ((expected_value == NOT_NULL && value != NULL) || (expected_value != NOT_NULL && expected_value == value))
        printf("[OK]");
    else
        printf("[FAILED] %s {%p != %p}", description, expected_value, value);
    printf("\n");
}

int main(int ac, char **av)
{
    (void) ac;
    (void) av;

    printf("-----------ALIGN-----------\n");
    test(0, (void*) get_align_increment(0), "align test 1", "");
    test((void*) 15, (void*) get_align_increment((void*) 1), "align test 2", "");

    printf("-----------ALLOC (LARGE)-----------\n");
    void* ptr = ft_malloc(10000000);
    ft_free(ptr);
    test(NULL, allocs_tree[LARGE], "alloc free", "simple alloc, simple free");
    ptr = ft_malloc(10000000);
    test(ptr, ((void **) allocs_tree[LARGE])[CHUNK_DATA_START_POS], "free alloc", "alloc after a free on the first block");
    ft_free(ptr);
    void *ptr1 = ft_malloc(10000000);
    void *ptr2 = ft_malloc(10000000);
    void *ptr3 = ft_malloc(10000000);
    test(NOT_NULL, raw_get_chunk(allocs_tree[LARGE], ptr1), "alloc first", "");
    test(NOT_NULL, raw_get_chunk(allocs_tree[LARGE], ptr2), "alloc second", "");
    test(NOT_NULL, raw_get_chunk(allocs_tree[LARGE], ptr3), "alloc third", "");
    ft_free(ptr1);
    test(NOT_NULL, raw_get_chunk(allocs_tree[LARGE], ptr2), "free disorder1", "");
    ft_free(ptr3);
    test(NOT_NULL, raw_get_chunk(allocs_tree[LARGE], ptr2), "free disorder2", "");
    ft_free(ptr2);
    test(NULL, allocs_tree[LARGE], "free disorder3", "");

    return 0;
}