From 70f78dfa2679c1c1d04c3c5ac21fd42ae97507db Mon Sep 17 00:00:00 2001
From: Imbus <>
Date: Wed, 1 Oct 2025 03:39:02 +0200
Subject: [PATCH] Better testing for random

---
 kern/start.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/kern/start.c b/kern/start.c
index 03022e1..0452aef 100644
--- a/kern/start.c
+++ b/kern/start.c
@@ -1,11 +1,11 @@
-#include <endian.h>
-#include <badrand.h>
-#include <hexdump.h>
 #include <assert.h>
+#include <badrand.h>
 #include <banner.h>
 #include <buddy.h>
 #include <config.h>
+#include <endian.h>
 #include <freelist.h>
+#include <hexdump.h>
 #include <memory.h>
 #include <panic.h>
 #include <proc.h>
@@ -100,8 +100,10 @@ void start() {
         }
         {
             char buffer[128];
+            memset(buffer, 0, 128);
+            assert(!looks_random(buffer, 128));
             badrand_buf(buffer, 128);
-            hexdump(buffer, 128);
+            assert(looks_random(buffer, 128));
         }
 
         kprintf("To exit qemu, press CTRL+a followed by x\n");