added tests of the filtered property grid

mRemoteNGTests/UI/Controls/FilteredPropertyGridTests.cs

@@ -0,0 +1,134 @@
+using System;
+using System.Linq;
+using mRemoteNG.UI.Controls.FilteredPropertyGrid;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Controls
+{
+	public class FilteredPropertyGridTests
+	{
+		[Test]
+		public void AllPropertiesVisibleByDefault()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new {Prop1 = "hello"};
+			grid.SelectedObject = obj;
+
+			Assert.That(grid.VisibleProperties, Is.EquivalentTo(new []{ nameof(obj.Prop1) }));
+		}
+
+		[Test]
+		public void PropertiesOnTheHiddenPropertiesListAreNotShown()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world" };
+			grid.HiddenProperties = new[] { nameof(obj.Prop1) };
+			grid.SelectedObject = obj;
+
+			Assert.That(grid.VisibleProperties, Is.EquivalentTo(new[] { nameof(obj.Prop2) }));
+		}
+
+		[Test]
+		public void OnlyPropertiesOnTheBrowsablePropertiesListAreShown()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world" };
+			grid.BrowsableProperties = new[] { nameof(obj.Prop1) };
+			grid.SelectedObject = obj;
+
+			Assert.That(grid.VisibleProperties, Is.EquivalentTo(new[] { nameof(obj.Prop1) }));
+		}
+
+		[Test]
+		public void APropertyOnBothTheBrowsableAndHiddenListWillNotBeShown()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world", Prop3 = "!" };
+			grid.BrowsableProperties = new[] { nameof(obj.Prop1), nameof(obj.Prop2) };
+			grid.HiddenProperties = new[] { nameof(obj.Prop1) };
+			grid.SelectedObject = obj;
+
+			Assert.That(grid.VisibleProperties, Is.EquivalentTo(new[] { nameof(obj.Prop2) }));
+		}
+
+		[Test]
+		public void ExceptionThrownWhenNonExistantPropertyFoundInBrowsablePropertiesList()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello" };
+			grid.SelectedObject = obj;
+
+			Assert.Throws<InvalidOperationException>(() =>
+				grid.BrowsableProperties = new[] {"NonExistantProperty"});
+		}
+
+		[Test]
+		public void ExceptionThrownWhenNonExistantPropertyFoundInHiddenPropertiesList()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello" };
+			grid.SelectedObject = obj;
+
+			Assert.Throws<InvalidOperationException>(() =>
+				grid.HiddenProperties = new[] { "NonExistantProperty" });
+		}
+
+		[Test]
+		public void GetVisibleGridItemsReturnsAllExpandedItems()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = new{Prop3 = "world"} };
+			grid.SelectedObject = obj;
+
+			var visibleGridItems = grid.GetVisibleGridItems();
+
+			Assert.That(visibleGridItems.Select(i => i.Label), 
+				Is.EquivalentTo(new[]
+				{
+					nameof(obj.Prop1),
+					nameof(obj.Prop2)
+				}));
+		}
+
+		[Test]
+		public void CanSelectGridItem()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world" };
+			grid.SelectedObject = obj;
+
+			grid.SelectGridItem(nameof(obj.Prop2));
+
+			Assert.That(grid.SelectedGridItem.PropertyDescriptor?.Name,
+				Is.EqualTo(nameof(obj.Prop2)));
+		}
+
+		[Test]
+		public void FindNextGridItemPropertyReturnsTheCorrectItem()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world" };
+			grid.SelectedObject = obj;
+
+			grid.SelectGridItem(nameof(obj.Prop1));
+			var nextGridItem = grid.FindNextGridItemProperty(grid.SelectedGridItem);
+
+			Assert.That(nextGridItem?.PropertyDescriptor?.Name,
+				Is.EqualTo(nameof(obj.Prop2)));
+		}
+
+		[Test]
+		public void FindPreviousGridItemPropertyReturnsTheCorrectItem()
+		{
+			var grid = new FilteredPropertyGrid();
+			var obj = new { Prop1 = "hello", Prop2 = "world", Prop3 = "!" };
+			grid.SelectedObject = obj;
+
+			grid.SelectGridItem(nameof(obj.Prop3));
+			var nextGridItem = grid.FindPreviousGridItemProperty(grid.SelectedGridItem);
+
+			Assert.That(nextGridItem?.PropertyDescriptor?.Name,
+				Is.EqualTo(nameof(obj.Prop2)));
+		}
+	}
+}

mRemoteNGTests/mRemoteNGTests.csproj

@@ -218,6 +218,7 @@
     <Compile Include="Tree\ClickHandlers\SwitchToConnectionClickHandlerTests.cs" />
     <Compile Include="Tree\SelectedConnectionDeletionConfirmerTests.cs" />
     <Compile Include="UI\Controls\ConnectionTreeTests.cs" />
+    <Compile Include="UI\Controls\FilteredPropertyGridTests.cs" />
     <Compile Include="UI\Controls\PageSequenceTests.cs" />
     <Compile Include="UI\Controls\SecureTextBoxTestForm.cs">
       <SubType>Form</SubType>