From 65c292b7dd9f77be9e823dcd661f241122164d07 Mon Sep 17 00:00:00 2001
From: Mario Zechner <badlogicgames@gmail.com>
Date: Fri, 19 Dec 2025 21:41:28 +0100
Subject: [PATCH] Fix outdated editor tests for grapheme-aware cursor movement

---
 packages/tui/test/editor.test.ts | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/packages/tui/test/editor.test.ts b/packages/tui/test/editor.test.ts
index 1f02e3e4..716c2b4d 100644
--- a/packages/tui/test/editor.test.ts
+++ b/packages/tui/test/editor.test.ts
@@ -309,14 +309,13 @@ describe("Editor component", () => {
 			assert.strictEqual(text, "äö");
 		});
 
-		it("deletes multi-code-unit emojis with repeated Backspace", () => {
+		it("deletes multi-code-unit emojis with single Backspace", () => {
 			const editor = new Editor(defaultEditorTheme);
 
 			editor.handleInput("😀");
 			editor.handleInput("👍");
 
-			// Delete the last emoji (👍) - requires 2 backspaces since emojis are 2 code units
-			editor.handleInput("\x7f"); // Backspace
+			// Delete the last emoji (👍) - single backspace deletes whole grapheme cluster
 			editor.handleInput("\x7f"); // Backspace
 
 			const text = editor.getText();
@@ -341,20 +340,18 @@ describe("Editor component", () => {
 			assert.strictEqual(text, "äxöü");
 		});
 
-		it("moves cursor in code units across multi-code-unit emojis before insertion", () => {
+		it("moves cursor across multi-code-unit emojis with single arrow key", () => {
 			const editor = new Editor(defaultEditorTheme);
 
 			editor.handleInput("😀");
 			editor.handleInput("👍");
 			editor.handleInput("🎉");
 
-			// Move cursor left over last emoji (🎉)
-			editor.handleInput("\x1b[D"); // Left arrow
+			// Move cursor left over last emoji (🎉) - single arrow moves over whole grapheme
 			editor.handleInput("\x1b[D"); // Left arrow
 
 			// Move cursor left over second emoji (👍)
 			editor.handleInput("\x1b[D");
-			editor.handleInput("\x1b[D");
 
 			// Insert 'x' between first and second emoji
 			editor.handleInput("x");