From 0a87dc96cb8f16bb26ed15ca18f13b52aba2228a Mon Sep 17 00:00:00 2001
From: fiatcode <fiatcode@posteo.com>
Date: Tue, 10 Feb 2026 08:48:59 +0700
Subject: [PATCH] RED: test convert 9 to IX

---
 test/roman_numerals_test.dart | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/roman_numerals_test.dart b/test/roman_numerals_test.dart
index 43f1869..5504e98 100644
--- a/test/roman_numerals_test.dart
+++ b/test/roman_numerals_test.dart
@@ -33,4 +33,8 @@ void main() {
   test('converts 8 to VIII', () {
     expect(roman_numerals.integerToRoman(8), 'VIII');
   });
+
+  test('converts 9 to IX', () {
+    expect(roman_numerals.integerToRoman(9), 'IX');
+  });
 }