From c444bf293e238c02fa87e68d63c2afab6ee3c61d Mon Sep 17 00:00:00 2001
From: Cara Salter <cara@devcara.com>
Date: Sat, 29 Apr 2023 15:25:49 -0400
Subject: [PATCH] tun: Create integration tests for MTU

Tests are good, y'all :)
---
 tun/src/unix/linux/mod.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tun/src/unix/linux/mod.rs b/tun/src/unix/linux/mod.rs
index db22beb..82a2125 100644
--- a/tun/src/unix/linux/mod.rs
+++ b/tun/src/unix/linux/mod.rs
@@ -98,3 +98,16 @@ impl TunInterface {
         perform(socket.as_raw_fd())?
     }
 }
+
+mod test {
+    use super::TunInterface;
+
+    #[test]
+    fn mtu() {
+        let interf = TunInterface::new().unwrap();
+
+        interf.set_mtu(500).unwrap();
+
+        assert_eq!(interf.mtu().unwrap(), 500);
+    }
+}