From e38bac9441837972eb668dd1affb24b3af18a111 Mon Sep 17 00:00:00 2001
From: fiatcode <fiatcode@posteo.com>
Date: Wed, 18 Feb 2026 12:56:05 +0700
Subject: [PATCH] RED: Test exposing empty string bug

- Test expects empty string to return 0
- Currently returns 1 instead
- Expected: <0>, Actual: <1>
---
 test/string_calculator_test.dart | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/string_calculator_test.dart b/test/string_calculator_test.dart
index fd7ceba..d48b197 100644
--- a/test/string_calculator_test.dart
+++ b/test/string_calculator_test.dart
@@ -9,6 +9,8 @@ void main() {
       calculator = StringCalculator();
     });
 
-    // Tests will be added as we hunt bugs
+    test('empty string returns 0', () {
+      expect(calculator.add(''), equals(0));
+    });
   });
 }