fix test interfaces

tests/Avalonia.Benchmarks/NullRenderingPlatform.cs

@@ -4,6 +4,7 @@ using System.IO;
 using Avalonia.Media;
 using Avalonia.Platform;
 using Avalonia.UnitTests;
+using Avalonia.Visuals.Media.Imaging;
 
 namespace Avalonia.Benchmarks
 {
@@ -65,6 +66,21 @@ namespace Avalonia.Benchmarks
             throw new NotImplementedException();
         }
 
+        public IBitmapImpl LoadBitmapToWidth(Stream stream, int width, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IBitmapImpl LoadBitmapToHeight(Stream stream, int height, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IBitmapImpl ResizeBitmap(IBitmapImpl bitmapImpl, PixelSize destinationSize, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
         public IFontManagerImpl CreateFontManager()
         {
             return new MockFontManagerImpl();

tests/Avalonia.Visuals.UnitTests/VisualTree/MockRenderInterface.cs

@@ -4,6 +4,7 @@ using System.IO;
 using Avalonia.Media;
 using Avalonia.Platform;
 using Avalonia.UnitTests;
+using Avalonia.Visuals.Media.Imaging;
 
 namespace Avalonia.Visuals.UnitTests.VisualTree
 {
@@ -81,6 +82,21 @@ namespace Avalonia.Visuals.UnitTests.VisualTree
             throw new NotImplementedException();
         }
 
+        public IBitmapImpl LoadBitmapToWidth(Stream stream, int width, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IBitmapImpl LoadBitmapToHeight(Stream stream, int height, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
+        public IBitmapImpl ResizeBitmap(IBitmapImpl bitmapImpl, PixelSize destinationSize, BitmapInterpolationMode interpolationMode = BitmapInterpolationMode.HighQuality)
+        {
+            throw new NotImplementedException();
+        }
+
         class MockStreamGeometry : IStreamGeometryImpl
         {
             private MockStreamGeometryContext _impl = new MockStreamGeometryContext();