Check correctness of the kheap split and merge. Update memory test.

programs/tests/t_mem.c

@@ -3,6 +3,8 @@
 /// @copyright (c) 2014-2023 This file is distributed under the MIT License.
 /// See LICENSE.md for details.
 
+#include "io/debug.h"
+#include "time.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/unistd.h>
@@ -10,16 +12,41 @@
 
 int main(int argc, char *argv[])
 {
-    if (argc != 2) {
+    if (argc != 3) {
+        printf("%s: You must provide 2 dimensions.\n", argv[0]);
         return 1;
     }
     char *ptr;
-    int N = strtol(argv[1], &ptr, 10), *V;
-    for (int i = 0; i < N; ++i) {
-        for (int j = 1; j < N; ++j) {
-            V = (int *)malloc(j * sizeof(int));
-            free(V);
-        }
-    }
+    int rows = strtol(argv[1], &ptr, 10);
+    int cols = strtol(argv[2], &ptr, 10);
+
+    printf("Allocating memory!\n");
+    pr_warning("Allocating memory!\n");
+    int **M = (int **)malloc(rows * sizeof(int *));
+    for (int i = 0; i < rows; ++i)
+        M[i] = (int *)malloc(cols * sizeof(int));
+
+    sleep(5);
+    printf("Writing memory!\n");
+    pr_warning("Writing memory!\n");
+    for (int i = 0; i < rows; ++i)
+        for (int j = 0; j < cols; ++j)
+            M[i][j] = i + j;
+
+    sleep(5);
+    printf("Freeing memory (1)!\n");
+    pr_warning("Freeing memory (1)!\n");
+    for (int i = 0; i < rows; ++i)
+        if (i % 2 != 0)
+            free(M[i]);
+    printf("Freeing memory (2)!\n");
+    pr_warning("Freeing memory (2)!\n");
+    for (int i = 0; i < rows; ++i)
+        if (i % 2 == 0)
+            free(M[i]);
+    free(M);
+
+    sleep(5);
+    pr_warning("Exiting!\n");
     return 0;
 }