From 178e1e7039fcdc1c4a6119fccf25546695a0b6e1 Mon Sep 17 00:00:00 2001
From: BDisp <bd.bdisp@gmail.com>
Date: Wed, 12 Nov 2025 16:49:08 +0000
Subject: [PATCH] Add unit test to prove that null and empty string doesn't not
 throws anything.

---
 Tests/UnitTestsParallelizable/Text/StringTests.cs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/Tests/UnitTestsParallelizable/Text/StringTests.cs b/Tests/UnitTestsParallelizable/Text/StringTests.cs
index 1c77e7564..80c52b96e 100644
--- a/Tests/UnitTestsParallelizable/Text/StringTests.cs
+++ b/Tests/UnitTestsParallelizable/Text/StringTests.cs
@@ -64,4 +64,19 @@ public class StringTests
         var str = "\u200D";
         Assert.Equal (0, str.GetColumns ());
     }
+
+    [Theory]
+    [InlineData (null)]
+    [InlineData ("")]
+    public void TestGetColumns_Does_Not_Throws_With_Null_And_Empty_String (string? text)
+    {
+        if (text is null)
+        {
+            Assert.Equal (0, StringExtensions.GetColumns (text!));
+        }
+        else
+        {
+            Assert.Equal (0, text.GetColumns ());
+        }
+    }
 }