From b0eb2a10187d1cb60a359994bd2b22146ba643fd Mon Sep 17 00:00:00 2001
From: Andrey Kunchev <donandren@gmail.com>
Date: Fri, 25 Oct 2019 15:07:49 +0300
Subject: [PATCH] issue: #3141 add failing tests for grid: when col/row are
 removed  grid doesn't trigger layout update

---
 .../Avalonia.Controls.UnitTests/GridTests.cs  | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tests/Avalonia.Controls.UnitTests/GridTests.cs b/tests/Avalonia.Controls.UnitTests/GridTests.cs
index 84ae12984c..187255a89b 100644
--- a/tests/Avalonia.Controls.UnitTests/GridTests.cs
+++ b/tests/Avalonia.Controls.UnitTests/GridTests.cs
@@ -1493,6 +1493,28 @@ namespace Avalonia.Controls.UnitTests
                 grid.RowDefinitions.Add(new RowDefinition(new GridLength(5)));
             });
         }
+
+        [Fact]
+        public void Remove_Column_Should_Invalidate_Grid()
+        {
+            var grid = new Grid { ColumnDefinitions = ColumnDefinitions.Parse("1*,1*") };
+
+            Change_Propery_And_Verify_Measure_Requested(grid, () =>
+            {
+                grid.ColumnDefinitions.RemoveAt(0);
+            });
+        }
+
+        [Fact]
+        public void Remove_Row_Should_Invalidate_Grid()
+        {
+            var grid = new Grid { RowDefinitions = RowDefinitions.Parse("1*,1*") };
+
+            Change_Propery_And_Verify_Measure_Requested(grid, () =>
+            {
+                grid.RowDefinitions.RemoveAt(0);
+            });
+        }
         private static void Change_Propery_And_Verify_Measure_Requested(Grid grid, Action change)
         {
             grid.Measure(new Size(100, 100));