From 60c556cd2a096288bcff95172105eb5d55d56ca0 Mon Sep 17 00:00:00 2001
From: Brian Popow <popow@gmx.de>
Date: Mon, 9 Mar 2026 17:59:40 +0100
Subject: [PATCH] Remove not used using, change ImageFormatException to
 InvalidImageContentException

---
 tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.Chunks.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.Chunks.cs b/tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.Chunks.cs
index c31fa5831c..0b46e7f878 100644
--- a/tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.Chunks.cs
+++ b/tests/ImageSharp.Tests/Formats/Png/PngDecoderTests.Chunks.cs
@@ -6,7 +6,6 @@ using System.Text;
 using SixLabors.ImageSharp.Formats;
 using SixLabors.ImageSharp.Formats.Png;
 using SixLabors.ImageSharp.PixelFormats;
-using static SixLabors.ImageSharp.Tests.Memory.TestStructs;
 
 // ReSharper disable InconsistentNaming
 namespace SixLabors.ImageSharp.Tests.Formats.Png;
@@ -71,7 +70,7 @@ public partial class PngDecoderTests
             WriteChunk(memStream, chunkName);
             WriteDataChunk(memStream);
 
-            ImageFormatException exception =
+            InvalidImageContentException exception =
                 Assert.Throws<InvalidImageContentException>(() => PngDecoder.Instance.Decode<Rgb24>(DecoderOptions.Default, memStream));
 
             Assert.Equal($"CRC Error. PNG {chunkName} chunk is corrupt!", exception.Message);