From 243b66a91d51efb57b72312c9d3b2503b935e012 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Fri, 14 May 2021 17:53:58 -0700
Subject: [PATCH] Add unit test for rope with all 4-byte chars

---
 zed/src/editor/buffer/rope.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/zed/src/editor/buffer/rope.rs b/zed/src/editor/buffer/rope.rs
index 231aa59878bdedf5448e0e1c0ba8ef8ca9e921f1..3b85c04c7e479b3fa35b6a98ebaf4f0fba9ac29c 100644
--- a/zed/src/editor/buffer/rope.rs
+++ b/zed/src/editor/buffer/rope.rs
@@ -403,6 +403,14 @@ mod tests {
     use rand::prelude::*;
     use std::env;
 
+    #[test]
+    fn test_all_4_byte_chars() {
+        let mut rope = Rope::new();
+        let text = "🏀".repeat(256);
+        rope.push(&text);
+        assert_eq!(rope.text(), text);
+    }
+
     #[test]
     fn test_random() {
         let iterations = env::var("ITERATIONS")