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>
#include <stdint.h>

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

int main(int ac, char **av)
{
    void *ptr, *ptr1, *ptr2, *ptr3; 
    (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");
    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);
    ptr1 = ft_malloc(10000000);
    ptr2 = ft_malloc(10000000);
    ptr3 = ft_malloc(10000000);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[LARGE], ptr1) == NULL), "alloc first", "");
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[LARGE], ptr2) == NULL), "alloc second", "");
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[LARGE], ptr3) == NULL), "alloc third", "");
    ft_free(ptr1);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[LARGE], ptr2) == NULL), "free disorder1", "");
    ft_free(ptr3);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[LARGE], ptr2) == NULL), "free disorder2", "");
    ft_free(ptr2);
    test(NULL, allocs_tree[LARGE], "free disorder3", "");

    printf("-----------ALLOC (TINY)-----------\n");
    ptr = ft_malloc(4);
    ft_free(ptr);
    test(NULL, allocs_tree[TINY], "alloc free", "simple alloc, simple free");
    ptr = ft_malloc(4);
    test(ptr, ((void **) allocs_tree[TINY])[CHUNK_DATA_START_POS], "free alloc", "alloc after a free on the first block");
    ft_free(ptr);
    ptr1 = ft_malloc(4);
    ptr2 = ft_malloc(4);
    ptr3 = ft_malloc(4);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[TINY], ptr1) == NULL), "alloc first", "");
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[TINY], ptr2) == NULL), "alloc second", "");
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[TINY], ptr3) == NULL), "alloc third", "");
    ft_free(ptr1);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[TINY], ptr2) == NULL), "free disorder1", "");
    ft_free(ptr3);
    test(0, (const void*) (uintptr_t) (raw_get_chunk_by_root(allocs_tree[TINY], ptr2) == NULL), "free disorder2", "");
    ft_free(ptr2);
    test(NULL, allocs_tree[TINY], "free disorder3", "");
    show_alloc_mem();


    return 0;
}