From 4f017773b9aad0d133939c473537b3170cd7bd73 Mon Sep 17 00:00:00 2001
From: 4 Bytes Robby <robby@4bytes.de>
Date: Tue, 23 Jun 2026 08:56:54 +0200
Subject: [PATCH] fix: move stride sampling test null bytes outside first/last
 scan windows

---
 test/ingest.test.ts | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/test/ingest.test.ts b/test/ingest.test.ts
index e9b8640..734095c 100644
--- a/test/ingest.test.ts
+++ b/test/ingest.test.ts
@@ -836,10 +836,12 @@ describe("isBinaryContent", () => {
     const buf = new Uint8Array(size);
     buf.fill(0x20); // printable spaces
     // Insert null bytes at every 1024th position (stride-aligned: 1024 = 2×512)
-    for (let i = 1024; i < size; i += 1024) {
+    // Start at 8192 to place nulls outside the first 8KB thorough scan (0–8191)
+    // Stop before the last 8KB window to place nulls outside the final thorough scan
+    for (let i = 8192; i < size - 8192; i += 1024) {
       buf[i] = 0;
     }
-    // Stride sampling at position 1024 catches the first null byte
+    // Stride sampling at stride position 1024 catches the first null byte
     expect(isBinaryContent(buf)).toBe(true);
   });