Add some functions to test

test.c

@@ -3,19 +3,29 @@
 #include "llist.h"
 
 int main(){
+	puts("Constructing list manually...");
 	NODE *two = construct(5, NULL);
 	NODE *one = construct(1, two);
 	NODE *root = construct(3, one);
-
 	print_list(root);
-	printf("Searching for 5...\n");
+	puts("Adding 7 to end...");
+	add_to_end(root, 7);
+	print_list(root);
+	printf("Now it is %d elements long.\n", length(root));
+	printf("The head is at %p.\n", root);
+	puts("Adding 6 to the beginning and 8 at index 2...");
+	insert_node(root, 0, 6);
+	insert_node(root, 2, 8);
+	print_list(root);
+	printf("The head is still at %p.\n", root);
+	puts("Searching for 5...");
 	NODE_ERR target = search(root, 5);
-	printf("I found it at index %d\n", target.err);
-	printf("The number I found there was ");
+	printf("I found it at index %d.\n", target.err);
+	fputs("The number I found there was: ", stdout);
 	print_node(target.node);
-	printf("Deleting list...\n");
+	puts("Deleting list...");
 	delete_list(root);
-	printf("Now it is garbage:\n");
+	puts("Now it is garbage:");
 	print_list(root);
 
 	return 0;