From f19c4ca4d55412bf8e381258097d754c06e3e1c8 Mon Sep 17 00:00:00 2001
From: ParantezTech <12572227+par274@users.noreply.github.com>
Date: Sun, 11 Oct 2026 19:01:25 +0300
Subject: [PATCH] [Tests] Cover the written mip statistics report

---
 .../Gpu/Images/MipStatisticsTests.cs          | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/tests/SharpEmu.Libs.Tests/Gpu/Images/MipStatisticsTests.cs b/tests/SharpEmu.Libs.Tests/Gpu/Images/MipStatisticsTests.cs
index 4edc1da..51bdbed 100644
--- a/tests/SharpEmu.Libs.Tests/Gpu/Images/MipStatisticsTests.cs
+++ b/tests/SharpEmu.Libs.Tests/Gpu/Images/MipStatisticsTests.cs
@@ -114,6 +114,31 @@ public sealed class MipStatisticsTests
         Assert.All(report, static value => Assert.Equal(0, value));
     }
 
+    [Fact]
+    public void WrittenReport_PointsAFullReportAtItsCounters()
+    {
+        var statistics = new MipStatistics();
+        statistics.NoteSampled(Texture(slot: 3));
+        var report = new byte[MipStatistics.ReportBytes];
+
+        statistics.WriteReport(report);
+
+        Assert.Equal(MipStatistics.FirstCounterOffset, BinaryPrimitives.ReadUInt32LittleEndian(report));
+        Assert.Equal((0x10000u, 3u, 0x10000u, 0u), Counter(report, 3));
+    }
+
+    [Fact]
+    public void WrittenReport_MarksAShortBufferValidWithoutCounters()
+    {
+        var statistics = new MipStatistics();
+        var report = new byte[16];
+
+        statistics.WriteReport(report);
+
+        Assert.Equal(MipStatistics.ReportWithoutCounters, BinaryPrimitives.ReadUInt32LittleEndian(report));
+        Assert.All(report[sizeof(uint)..], value => Assert.Equal(0, value));
+    }
+
     [Fact]
     public void ImageField_CarriesTheCounterBaseLevelAndMinimumLod()
     {