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Merge pull request #4169 from michael-hawker/mhawker/constrained-box-…
…fixes Add Value Coercion to ConstrainedBox
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89 changes: 89 additions & 0 deletions
89
UnitTests/UnitTests.UWP/UI/Controls/Test_ConstrainedBox.Alignment.cs
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// Licensed to the .NET Foundation under one or more agreements. | ||
// The .NET Foundation licenses this file to you under the MIT license. | ||
// See the LICENSE file in the project root for more information. | ||
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using System.Linq; | ||
using System.Threading.Tasks; | ||
using Microsoft.Toolkit.Uwp; | ||
using Microsoft.Toolkit.Uwp.UI; | ||
using Microsoft.Toolkit.Uwp.UI.Controls; | ||
using Microsoft.VisualStudio.TestTools.UnitTesting; | ||
using Microsoft.VisualStudio.TestTools.UnitTesting.AppContainer; | ||
using Windows.Foundation; | ||
using Windows.UI.Xaml; | ||
using Windows.UI.Xaml.Controls; | ||
using Windows.UI.Xaml.Markup; | ||
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namespace UnitTests.UWP.UI.Controls | ||
{ | ||
/// <summary> | ||
/// These tests check whether the inner alignment of the box within it's parent works as expected. | ||
/// </summary> | ||
public partial class Test_ConstrainedBox : VisualUITestBase | ||
{ | ||
// For this test we're testing within the confines of a 200x200 box to position a contrained | ||
// 50x100 element in all the different alignment combinations. | ||
[TestCategory("ConstrainedBox")] | ||
[TestMethod] | ||
[DataRow("Left", 0, "Center", 50, DisplayName = "LeftCenter")] | ||
[DataRow("Left", 0, "Top", 0, DisplayName = "LeftTop")] | ||
[DataRow("Center", 75, "Top", 0, DisplayName = "CenterTop")] | ||
[DataRow("Right", 150, "Top", 0, DisplayName = "RightTop")] | ||
[DataRow("Right", 150, "Center", 50, DisplayName = "RightCenter")] | ||
[DataRow("Right", 150, "Bottom", 100, DisplayName = "RightBottom")] | ||
[DataRow("Center", 75, "Bottom", 100, DisplayName = "CenterBottom")] | ||
[DataRow("Left", 0, "Bottom", 100, DisplayName = "LeftBottom")] | ||
[DataRow("Center", 75, "Center", 50, DisplayName = "CenterCenter")] | ||
public async Task Test_ConstrainedBox_Alignment_Aspect(string horizontalAlignment, int expectedLeft, string verticalAlignment, int expectedTop) | ||
{ | ||
await App.DispatcherQueue.EnqueueAsync(async () => | ||
{ | ||
var treeRoot = XamlReader.Load(@$"<Page | ||
xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation"" | ||
xmlns:x=""http://schemas.microsoft.com/winfx/2006/xaml"" | ||
xmlns:controls=""using:Microsoft.Toolkit.Uwp.UI.Controls""> | ||
<Grid x:Name=""ParentGrid"" | ||
Width=""200"" Height=""200""> | ||
<controls:ConstrainedBox x:Name=""ConstrainedBox"" AspectRatio=""1:2"" MaxHeight=""100"" | ||
UseLayoutRounding=""False"" | ||
HorizontalAlignment=""{horizontalAlignment}"" | ||
VerticalAlignment=""{verticalAlignment}""> | ||
<Border HorizontalAlignment=""Stretch"" VerticalAlignment=""Stretch"" Background=""Red""/> | ||
</controls:ConstrainedBox> | ||
</Grid> | ||
</Page>") as FrameworkElement; | ||
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Assert.IsNotNull(treeRoot, "Could not load XAML tree."); | ||
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// Initialize Visual Tree | ||
await SetTestContentAsync(treeRoot); | ||
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var grid = treeRoot.FindChild("ParentGrid") as Grid; | ||
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Assert.IsNotNull(grid, "Could not find the ParentGrid in tree."); | ||
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var panel = treeRoot.FindChild("ConstrainedBox") as ConstrainedBox; | ||
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Assert.IsNotNull(panel, "Could not find ConstrainedBox in tree."); | ||
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// Force Layout calculations | ||
panel.UpdateLayout(); | ||
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var child = panel.Content as Border; | ||
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Assert.IsNotNull(child, "Could not find inner Border"); | ||
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// Check Size | ||
Assert.AreEqual(50, child.ActualWidth, 0.01, "Actual width does not meet expected value of 50"); | ||
Assert.AreEqual(100, child.ActualHeight, 0.01, "Actual height does not meet expected value of 100"); | ||
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// Check inner Positioning, we do this from the Grid as the ConstainedBox also modifies its own size | ||
// and is hugging the child. | ||
var position = grid.CoordinatesTo(child); | ||
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Assert.AreEqual(expectedLeft, position.X, 0.01, "X position does not meet expected value of 0"); | ||
Assert.AreEqual(expectedTop, position.Y, 0.01, "Y position does not meet expected value of 50"); | ||
}); | ||
} | ||
} | ||
} |
140 changes: 140 additions & 0 deletions
140
UnitTests/UnitTests.UWP/UI/Controls/Test_ConstrainedBox.Coerce.cs
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// Licensed to the .NET Foundation under one or more agreements. | ||
// The .NET Foundation licenses this file to you under the MIT license. | ||
// See the LICENSE file in the project root for more information. | ||
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using System.Linq; | ||
using System.Threading.Tasks; | ||
using Microsoft.Toolkit.Uwp; | ||
using Microsoft.Toolkit.Uwp.UI; | ||
using Microsoft.Toolkit.Uwp.UI.Controls; | ||
using Microsoft.VisualStudio.TestTools.UnitTesting; | ||
using Microsoft.VisualStudio.TestTools.UnitTesting.AppContainer; | ||
using Windows.Foundation; | ||
using Windows.UI.Xaml; | ||
using Windows.UI.Xaml.Controls; | ||
using Windows.UI.Xaml.Markup; | ||
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namespace UnitTests.UWP.UI.Controls | ||
{ | ||
/// <summary> | ||
/// These tests check for the various values which can be coerced and changed if out of bounds for each property. | ||
/// </summary> | ||
public partial class Test_ConstrainedBox : VisualUITestBase | ||
{ | ||
[TestCategory("ConstrainedBox")] | ||
[TestMethod] | ||
public async Task Test_ConstrainedBox_Coerce_Scale() | ||
{ | ||
await App.DispatcherQueue.EnqueueAsync(async () => | ||
{ | ||
var treeRoot = XamlReader.Load(@"<Page | ||
xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation"" | ||
xmlns:x=""http://schemas.microsoft.com/winfx/2006/xaml"" | ||
xmlns:controls=""using:Microsoft.Toolkit.Uwp.UI.Controls""> | ||
<controls:ConstrainedBox x:Name=""ConstrainedBox"" ScaleX=""0.5"" ScaleY=""0.5""/> | ||
</Page>") as FrameworkElement; | ||
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Assert.IsNotNull(treeRoot, "Could not load XAML tree."); | ||
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// Initialize Visual Tree | ||
await SetTestContentAsync(treeRoot); | ||
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var panel = treeRoot.FindChild("ConstrainedBox") as ConstrainedBox; | ||
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Assert.IsNotNull(panel, "Could not find ConstrainedBox in tree."); | ||
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// Check Size | ||
Assert.AreEqual(0.5, panel.ScaleX, 0.01, "ScaleX does not meet expected initial value of 0.5"); | ||
Assert.AreEqual(0.5, panel.ScaleY, 0.01, "ScaleY does not meet expected initial value of 0.5"); | ||
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// Change values now to be invalid | ||
panel.ScaleX = double.NaN; | ||
panel.ScaleY = double.NaN; | ||
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Assert.AreEqual(1.0, panel.ScaleX, 0.01, "ScaleX does not meet expected value of 1.0 after change."); | ||
Assert.AreEqual(1.0, panel.ScaleY, 0.01, "ScaleY does not meet expected value of 1.0 after change."); | ||
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// Change values now to be invalid | ||
panel.ScaleX = double.NegativeInfinity; | ||
panel.ScaleY = double.NegativeInfinity; | ||
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Assert.AreEqual(0.0, panel.ScaleX, 0.01, "ScaleX does not meet expected value of 0.0 after change."); | ||
Assert.AreEqual(0.0, panel.ScaleY, 0.01, "ScaleY does not meet expected value of 0.0 after change."); | ||
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// Change values now to be invalid | ||
panel.ScaleX = double.PositiveInfinity; | ||
panel.ScaleY = double.PositiveInfinity; | ||
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Assert.AreEqual(1.0, panel.ScaleX, 0.01, "ScaleX does not meet expected value of 1.0 after change."); | ||
Assert.AreEqual(1.0, panel.ScaleY, 0.01, "ScaleY does not meet expected value of 1.0 after change."); | ||
}); | ||
} | ||
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[TestCategory("ConstrainedBox")] | ||
[TestMethod] | ||
public async Task Test_ConstrainedBox_Coerce_Multiple() | ||
{ | ||
await App.DispatcherQueue.EnqueueAsync(async () => | ||
{ | ||
var treeRoot = XamlReader.Load(@"<Page | ||
xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation"" | ||
xmlns:x=""http://schemas.microsoft.com/winfx/2006/xaml"" | ||
xmlns:controls=""using:Microsoft.Toolkit.Uwp.UI.Controls""> | ||
<controls:ConstrainedBox x:Name=""ConstrainedBox"" MultipleX=""32"" MultipleY=""32""/> | ||
</Page>") as FrameworkElement; | ||
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Assert.IsNotNull(treeRoot, "Could not load XAML tree."); | ||
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// Initialize Visual Tree | ||
await SetTestContentAsync(treeRoot); | ||
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var panel = treeRoot.FindChild("ConstrainedBox") as ConstrainedBox; | ||
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Assert.IsNotNull(panel, "Could not find ConstrainedBox in tree."); | ||
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// Check Size | ||
Assert.AreEqual(32, panel.MultipleX, "MultipleX does not meet expected value of 32"); | ||
Assert.AreEqual(32, panel.MultipleY, "MultipleY does not meet expected value of 32"); | ||
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// Change values now to be invalid | ||
panel.MultipleX = 0; | ||
panel.MultipleY = int.MinValue; | ||
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Assert.AreEqual(DependencyProperty.UnsetValue, panel.ReadLocalValue(ConstrainedBox.MultipleXProperty), "MultipleX does not meet expected value of UnsetValue after change."); | ||
Assert.AreEqual(DependencyProperty.UnsetValue, panel.ReadLocalValue(ConstrainedBox.MultipleYProperty), "MultipleY does not meet expected value of UnsetValue after change."); | ||
}); | ||
} | ||
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[TestCategory("ConstrainedBox")] | ||
[TestMethod] | ||
public async Task Test_ConstrainedBox_Coerce_AspectRatio() | ||
{ | ||
await App.DispatcherQueue.EnqueueAsync(async () => | ||
{ | ||
var treeRoot = XamlReader.Load(@"<Page | ||
xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation"" | ||
xmlns:x=""http://schemas.microsoft.com/winfx/2006/xaml"" | ||
xmlns:controls=""using:Microsoft.Toolkit.Uwp.UI.Controls""> | ||
<controls:ConstrainedBox x:Name=""ConstrainedBox"" AspectRatio=""1.25:3.5""/> | ||
</Page>") as FrameworkElement; | ||
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Assert.IsNotNull(treeRoot, "Could not load XAML tree."); | ||
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// Initialize Visual Tree | ||
await SetTestContentAsync(treeRoot); | ||
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var panel = treeRoot.FindChild("ConstrainedBox") as ConstrainedBox; | ||
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Assert.IsNotNull(panel, "Could not find ConstrainedBox in tree."); | ||
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// Check Size | ||
Assert.AreEqual(1.25 / 3.5, panel.AspectRatio, 0.01, "ApectRatio does not meet expected value of 1.25/3.5"); | ||
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// Change values now to be invalid | ||
panel.AspectRatio = -1; | ||
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Assert.AreEqual(DependencyProperty.UnsetValue, panel.ReadLocalValue(ConstrainedBox.AspectRatioProperty), "AspectRatio does not meet expected value of UnsetValue after change."); | ||
}); | ||
} | ||
} | ||
} |
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