Protect against index out of range exceptions

2025-12-22 23:26:40 -08:00 · 2022-01-12 18:09:57 +08:00
parent 84d473d8f2
commit 2a809aabc9
2 changed files with 16 additions and 0 deletions
--- a/73_Reverse/csharp/Reverse/Reverse.Tests/ReverserTests.cs
+++ b/73_Reverse/csharp/Reverse/Reverse.Tests/ReverserTests.cs
@@ -37,5 +37,16 @@ namespace Reverse.Tests

            Assert.True(input.SequenceEqual(output));
        }
+
+        [Fact]
+        public void Reverse_WithIndexGreaterThanArrayLength_DoesNothing()
+        {
+            var input = new int[] { 1, 2 };
+            var output = new int[] { 1, 2 };
+
+            Reverser.Reverse(input, input.Length + 1);
+
+            Assert.True(input.SequenceEqual(output));
+        }
    }
 }