From bf21ebaaae44b267cfefc87eee9608c09aab96b7 Mon Sep 17 00:00:00 2001
From: Will Dillon <william@housedillon.com>
Date: Thu, 4 Dec 2025 17:07:12 +0000
Subject: Getting closer to no-std being done

---
 src/ack.rs | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

(limited to 'src/ack.rs')

diff --git a/src/ack.rs b/src/ack.rs
index 7b30205..236ddc4 100644
--- a/src/ack.rs
+++ b/src/ack.rs
@@ -1,10 +1,7 @@
-use std::fmt::Display;
 
 use bytes::{Buf, Bytes};
-use structdiff::{Difference, StructDiff};
 
-#[derive(PartialEq, Debug, Clone, Difference)]
-#[difference(expose)]
+#[derive(PartialEq, Debug, Clone)]
 pub struct Ack {
     checksum: u32
 }
@@ -16,17 +13,18 @@ impl From<Bytes> for Ack {
     }
 }
 
-impl Display for Ack {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl core::fmt::Display for Ack {
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
         f.write_fmt(format_args!("Checksum: {:4x?}", self.checksum))
     }
 }
 
 #[cfg(test)]
 mod tests {
-    use std::str::FromStr;
+    use core::str::FromStr;
     use hex::decode;
     use bytes::Bytes;
+    use tinyvec::array_vec;
     use crate::{ack::Ack, packet::*, packet_content::PacketContent};
 
     #[test]
@@ -36,7 +34,7 @@ mod tests {
         let lhs_packet = Packet {
             route_type: RouteType::Flood,
             version: PayloadVersion::VersionOne,
-            path: vec![0x78, 0xB5, 0x56, 0x1B, 0x03, 0xCD, 0x70, 0xDA, 0x32, 0x60, 0x66, 0xB8, 0xA0, 0xCF],
+            path: array_vec!([u16; 64] => 0x78, 0xB5, 0x56, 0x1B, 0x03, 0xCD, 0x70, 0xDA, 0x32, 0x60, 0x66, 0xB8, 0xA0, 0xCF),
             transport: [0, 0],
             raw_content: Bytes::copy_from_slice(&decode("24F3214D").unwrap()),
             content: PacketContent::Ack(Ack {
@@ -53,7 +51,7 @@ mod tests {
     fn display() {
         let ack = Ack { checksum: 0x24F3214D };
         println!("{}", ack);
-        assert!(format!("{}", ack) == "Checksum: 24f3214d");
+        assert_eq!(format!("{}", ack), "Checksum: 24f3214d");
     }
 
 }
\ No newline at end of file
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