fixed tests

CursorLang.Tests/Views/LayoutPopupWindowTests.cs

@@ -124,9 +124,7 @@ public sealed class LayoutPopupWindowTests
         {
             var settings = new AppSettings
             {
-                PlacementMode = PopupPlacementMode.FixedPoint,
-                ScreenPosition = position,
-                ScreenMargin = 24,
+                PlacementMode = PopupPlacementMode.FixedPoint, ScreenPosition = position, ScreenMargin = 24,
             };
 
             using var popup = Popup.Create(settings);
@@ -160,9 +158,7 @@ public sealed class LayoutPopupWindowTests
         {
             var settings = new AppSettings
             {
-                PlacementMode = PopupPlacementMode.AtCursor,
-                CursorSide = AnchorSide.BottomRight,
-                CursorOffset = 16,
+                PlacementMode = PopupPlacementMode.AtCursor, CursorSide = AnchorSide.BottomRight, CursorOffset = 16,
             };
 
             using var popup = Popup.Create(settings);
@@ -213,23 +209,48 @@ public sealed class LayoutPopupWindowTests
         {
             var settings = new AppSettings
             {
-                PlacementMode = PopupPlacementMode.AtCaret,
-                CaretSide = AnchorSide.BottomRight,
-                CaretOffset = 8,
+                PlacementMode = PopupPlacementMode.AtCaret, CaretSide = AnchorSide.BottomRight, CaretOffset = 8,
             };
 
             using var popup = Popup.Create(settings);
             popup.ViewModel.ShortName = "RU";
 
-            PopupWindowNative.Point before = PopupWindowNative.GetCursorPosition();
-            popup.Window.ShowPopup();
+            PopupWindowNative.Point before = default;
+
+            for (int attempt = 0; attempt < 10; attempt++)
+            {
+                if (CaretNative.TryGetCaretRect() is not null)
+                {
+                    Assert.Skip("The foreground window reported a caret of its own");
+                }
+
+                before = PopupWindowNative.GetCursorPosition();
+                popup.Window.ShowPopup();
+                PopupWindowNative.Point after = PopupWindowNative.GetCursorPosition();
+
+                if (before.X == after.X && before.Y == after.Y)
+                {
+                    break;
+                }
+
+                if (attempt == 9)
+                {
+                    Assert.Skip("The cursor kept moving the whole time");
+                }
+            }
 
             PopupWindowNative.Rect bounds = WindowPlacementNative.TryGetBounds(popup.Handle)!.Value;
+            double scale = PopupWindowNative.GetScaleAt(before);
 
-            // A gentle check: a window holding the input focus may still have a caret
-            Assert.True(bounds.Right > bounds.Left);
-            Assert.True(bounds.Bottom > bounds.Top);
-            Assert.NotEqual(default, before);
+            PopupWindowNative.Point expected = PopupLayout.NearAnchor(
+                PopupLayout.AsAnchor(before),
+                settings.CaretSide,
+                PopupLayout.ToPixels(settings.CaretOffset, scale),
+                bounds.Right - bounds.Left,
+                bounds.Bottom - bounds.Top);
+
+            Assert.Equal(expected.X, bounds.Left);
+            Assert.Equal(expected.Y, bounds.Top);
         });
     }
 
@@ -266,8 +287,7 @@ public sealed class LayoutPopupWindowTests
         {
             var settings = new AppSettings
             {
-                PlacementMode = PopupPlacementMode.FixedPoint,
-                ScreenPosition = ScreenPosition.TopLeft,
+                PlacementMode = PopupPlacementMode.FixedPoint, ScreenPosition = ScreenPosition.TopLeft,
             };
 
             using var popup = Popup.Create(settings);