fix more tests.

tests/Avalonia.Controls.UnitTests/WindowBaseTests.cs

@@ -111,6 +111,7 @@ namespace Avalonia.Controls.UnitTests
         {
             var windowImpl = new Mock<IPopupImpl>();
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
             windowImpl.SetupProperty(x => x.Closed);
 
             using (UnitTestApplication.Start(TestServices.StyledWindow))
@@ -129,6 +130,7 @@ namespace Avalonia.Controls.UnitTests
         {
             var windowImpl = new Mock<IPopupImpl>();
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
             using (UnitTestApplication.Start(TestServices.StyledWindow))
             {
@@ -144,6 +146,7 @@ namespace Avalonia.Controls.UnitTests
         {
             var windowImpl = new Mock<IPopupImpl>();
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
             using (UnitTestApplication.Start(TestServices.StyledWindow))
             {
@@ -209,6 +212,7 @@ namespace Avalonia.Controls.UnitTests
                 var renderer = new Mock<IRenderer>();
                 var windowImpl = new Mock<IPopupImpl>();
                 windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+                windowImpl.Setup(x => x.RenderScaling).Returns(1);
                 windowImpl.SetupProperty(x => x.Closed);
                 windowImpl.Setup(x => x.CreateRenderer(It.IsAny<IRenderRoot>())).Returns(renderer.Object);
 

tests/Avalonia.Controls.UnitTests/WindowTests.cs

@@ -101,6 +101,7 @@ namespace Avalonia.Controls.UnitTests
             var windowImpl = new Mock<IWindowImpl>();
             windowImpl.SetupProperty(x => x.Closed);
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
             var services = TestServices.StyledWindow.With(
                 windowingPlatform: new MockWindowingPlatform(() => windowImpl.Object));
@@ -207,6 +208,7 @@ namespace Avalonia.Controls.UnitTests
                 var windowImpl = new Mock<IWindowImpl>();
                 windowImpl.SetupProperty(x => x.Closed);
                 windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+                windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
                 var target = new Window(windowImpl.Object);
                 var task = target.ShowDialog<bool>(parent.Object);
@@ -246,6 +248,7 @@ namespace Avalonia.Controls.UnitTests
                 var windowImpl = new Mock<IWindowImpl>();
                 windowImpl.SetupProperty(x => x.Closed);
                 windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+                windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
                 var target = new Window(windowImpl.Object);
                 var task = target.ShowDialog<bool>(parent.Object);
@@ -274,6 +277,7 @@ namespace Avalonia.Controls.UnitTests
             var windowImpl = MockWindowingPlatform.CreateWindowMock();
             windowImpl.Setup(x => x.ClientSize).Returns(new Size(800, 480));
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
             windowImpl.Setup(x => x.Screen).Returns(screens.Object);
 
             using (UnitTestApplication.Start(TestServices.StyledWindow))
@@ -299,11 +303,13 @@ namespace Avalonia.Controls.UnitTests
             parentWindowImpl.Setup(x => x.ClientSize).Returns(new Size(800, 480));
             parentWindowImpl.Setup(x => x.MaxAutoSizeHint).Returns(new Size(1920, 1080));
             parentWindowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            parentWindowImpl.Setup(x => x.RenderScaling).Returns(1);
 
             var windowImpl = MockWindowingPlatform.CreateWindowMock();
             windowImpl.Setup(x => x.ClientSize).Returns(new Size(320, 200));
             windowImpl.Setup(x => x.MaxAutoSizeHint).Returns(new Size(1920, 1080));
             windowImpl.Setup(x => x.DesktopScaling).Returns(1);
+            windowImpl.Setup(x => x.RenderScaling).Returns(1);
 
             var parentWindowServices = TestServices.StyledWindow.With(
                 windowingPlatform: new MockWindowingPlatform(() => parentWindowImpl.Object));