From f725efa47169038bf804e69ba6935ce75e743189 Mon Sep 17 00:00:00 2001
From: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date: Sat, 20 Aug 2022 22:13:11 +0200
Subject: [PATCH] wroks

---
 src/lib.rs           |  2 +-
 tests/collections.rs | 12 +++++++-----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 5d7a96c..52af6cb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -112,7 +112,7 @@ impl RootNode {
                 let block_ref_ptr = current_block.as_ptr();
                 let block_ref = block_ref_ptr.read();
 
-                if block_ref.size <= size {
+                if size <= block_ref.size {
                     // rewire the link to skip the current node
                     prev_next_ptr.write(block_ref.next_free_block);
                     (*block_ref_ptr).next_free_block = None;
diff --git a/tests/collections.rs b/tests/collections.rs
index 99f8dd5..c84e4b6 100644
--- a/tests/collections.rs
+++ b/tests/collections.rs
@@ -10,16 +10,17 @@ fn boxed() {
     let mut boxed = Box::new(5);
 
     *boxed = 6;
-    
+
     assert_eq!(*boxed, 6);
 }
 
 #[test]
-#[ignore]
 fn vec() {
     let mut vec = Vec::new();
 
-    for i in 0..10_000 {
+    let len = if cfg!(miri) { 100 } else { 10_000 };
+
+    for i in 0..len {
         vec.push(i);
     }
 
@@ -27,11 +28,12 @@ fn vec() {
 }
 
 #[test]
-#[ignore]
 fn btree_map() {
     let mut map = BTreeMap::new();
 
-    for i in (0..1000).map(|i| i * 3) {
+    let len = if cfg!(miri) { 10 } else { 1000 };
+
+    for i in (0..len).map(|i| i * 3) {
         map.insert(i, i + 10);
     }