From 68f13e0f1c2b6090ebb2299442ca1945572ce4ee Mon Sep 17 00:00:00 2001
From: Zachary Dremann <dremann@gmail.com>
Date: Fri, 3 Feb 2023 00:10:12 -0500
Subject: [PATCH] Ensure padding a frozen view buffer won't resize, and have to
 move the vec

---
 croaring/tests/lib.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/croaring/tests/lib.rs b/croaring/tests/lib.rs
index 2603e28..994961b 100644
--- a/croaring/tests/lib.rs
+++ b/croaring/tests/lib.rs
@@ -114,6 +114,8 @@ fn test_portable_view() {
 #[test]
 fn test_frozen_view() {
     let mut buffer = fs::read("tests/data/frozen_bitmap.bin").unwrap();
+    // Ensure inserting zeros won't move the data
+    buffer.reserve(32);
     let offset = 32 - (buffer.as_ptr() as usize) % 32;
     buffer.splice(..0, iter::repeat(0).take(offset));