danwalmsley
6 years ago
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GitHub
GitHub
50 changed files with 1460 additions and 421 deletions
@ -0,0 +1,339 @@ |
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using System; |
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using Avalonia.Controls; |
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using Avalonia.Data; |
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using Avalonia.Layout; |
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using Avalonia.Styling; |
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using Avalonia.UnitTests; |
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using Moq; |
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using Xunit; |
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|
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namespace Avalonia.Animation.UnitTests |
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{ |
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public class AnimatableTests |
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{ |
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[Fact] |
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public void Transition_Is_Not_Applied_When_Not_Attached_To_Visual_Tree() |
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{ |
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var target = CreateTarget(); |
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var control = new Control |
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{ |
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Transitions = new Transitions { target.Object }, |
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}; |
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|
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control.Opacity = 0.5; |
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|
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5), |
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Times.Never); |
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} |
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|
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[Fact] |
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public void Transition_Is_Not_Applied_To_Initial_Style() |
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{ |
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using (UnitTestApplication.Start(TestServices.RealStyler)) |
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{ |
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var target = CreateTarget(); |
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var control = new Control |
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{ |
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Transitions = new Transitions { target.Object }, |
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}; |
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|
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var root = new TestRoot |
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{ |
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Styles = |
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{ |
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new Style(x => x.OfType<Control>()) |
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{ |
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Setters = |
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{ |
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new Setter(Visual.OpacityProperty, 0.8), |
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} |
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} |
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} |
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}; |
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root.Child = control; |
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Assert.Equal(0.8, control.Opacity); |
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target.Verify(x => x.Apply( |
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It.IsAny<Control>(), |
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It.IsAny<IClock>(), |
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It.IsAny<object>(), |
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It.IsAny<object>()), |
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Times.Never); |
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} |
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} |
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|
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[Fact] |
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public void Transition_Is_Applied_When_Local_Value_Changes() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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control.Opacity = 0.5; |
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|
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5)); |
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} |
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|
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[Fact] |
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public void Transition_Is_Not_Applied_When_Animated_Value_Changes() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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|
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control.SetValue(Visual.OpacityProperty, 0.5, BindingPriority.Animation); |
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|
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5), |
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Times.Never); |
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} |
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|
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[Fact] |
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public void Transition_Is_Not_Applied_When_StyleTrigger_Changes_With_LocalValue_Present() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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control.SetValue(Visual.OpacityProperty, 0.5); |
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5)); |
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target.ResetCalls(); |
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control.SetValue(Visual.OpacityProperty, 0.8, BindingPriority.StyleTrigger); |
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target.Verify(x => x.Apply( |
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It.IsAny<Control>(), |
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It.IsAny<IClock>(), |
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It.IsAny<object>(), |
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It.IsAny<object>()), |
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Times.Never); |
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} |
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|
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[Fact] |
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public void Transition_Is_Disposed_When_Local_Value_Changes() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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var sub = new Mock<IDisposable>(); |
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target.Setup(x => x.Apply(control, It.IsAny<IClock>(), 1.0, 0.5)).Returns(sub.Object); |
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control.Opacity = 0.5; |
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sub.ResetCalls(); |
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control.Opacity = 0.4; |
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sub.Verify(x => x.Dispose()); |
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} |
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[Fact] |
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public void New_Transition_Is_Applied_When_Local_Value_Changes() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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target.Setup(x => x.Property).Returns(Visual.OpacityProperty); |
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target.Setup(x => x.Apply(control, It.IsAny<IClock>(), 1.0, 0.5)) |
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.Callback(() => |
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{ |
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control.SetValue(Visual.OpacityProperty, 0.9, BindingPriority.Animation); |
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}) |
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.Returns(Mock.Of<IDisposable>()); |
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control.Opacity = 0.5; |
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Assert.Equal(0.9, control.Opacity); |
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target.ResetCalls(); |
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control.Opacity = 0.4; |
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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0.9, |
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0.4)); |
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} |
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|
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[Fact] |
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public void Transition_Is_Not_Applied_When_Removed_From_Visual_Tree() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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control.Opacity = 0.5; |
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5)); |
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target.ResetCalls(); |
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var root = (TestRoot)control.Parent; |
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root.Child = null; |
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control.Opacity = 0.8; |
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target.Verify(x => x.Apply( |
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It.IsAny<Control>(), |
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It.IsAny<IClock>(), |
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It.IsAny<object>(), |
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It.IsAny<object>()), |
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Times.Never); |
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} |
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|
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[Fact] |
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public void Animation_Is_Cancelled_When_Transition_Removed() |
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{ |
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var target = CreateTarget(); |
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var control = CreateControl(target.Object); |
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var sub = new Mock<IDisposable>(); |
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target.Setup(x => x.Apply( |
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It.IsAny<Animatable>(), |
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It.IsAny<IClock>(), |
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It.IsAny<object>(), |
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It.IsAny<object>())).Returns(sub.Object); |
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control.Opacity = 0.5; |
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control.Transitions.RemoveAt(0); |
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sub.Verify(x => x.Dispose()); |
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} |
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[Fact] |
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public void Animation_Is_Cancelled_When_New_Style_Activates() |
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{ |
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using (UnitTestApplication.Start(TestServices.RealStyler)) |
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{ |
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var target = CreateTarget(); |
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var control = CreateStyledControl(target.Object); |
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var sub = new Mock<IDisposable>(); |
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target.Setup(x => x.Apply( |
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control, |
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It.IsAny<IClock>(), |
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1.0, |
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0.5)).Returns(sub.Object); |
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control.Opacity = 0.5; |
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<Clock>(), |
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1.0, |
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0.5), |
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Times.Once); |
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control.Classes.Add("foo"); |
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sub.Verify(x => x.Dispose()); |
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} |
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} |
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[Fact] |
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public void Transition_From_Style_Trigger_Is_Applied() |
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{ |
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using (UnitTestApplication.Start(TestServices.RealStyler)) |
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{ |
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var target = CreateTransition(Control.WidthProperty); |
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var control = CreateStyledControl(transition2: target.Object); |
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var sub = new Mock<IDisposable>(); |
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control.Classes.Add("foo"); |
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control.Width = 100; |
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target.Verify(x => x.Apply( |
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control, |
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It.IsAny<Clock>(), |
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double.NaN, |
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100.0), |
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Times.Once); |
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} |
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} |
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private static Mock<ITransition> CreateTarget() |
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{ |
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return CreateTransition(Visual.OpacityProperty); |
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} |
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private static Control CreateControl(ITransition transition) |
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{ |
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var control = new Control |
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{ |
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Transitions = new Transitions { transition }, |
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}; |
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var root = new TestRoot(control); |
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return control; |
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} |
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private static Control CreateStyledControl( |
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ITransition transition1 = null, |
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ITransition transition2 = null) |
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{ |
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transition1 = transition1 ?? CreateTarget().Object; |
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transition2 = transition2 ?? CreateTransition(Control.WidthProperty).Object; |
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var control = new Control |
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{ |
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Styles = |
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{ |
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new Style(x => x.OfType<Control>()) |
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{ |
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Setters = |
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{ |
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new Setter |
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{ |
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Property = Control.TransitionsProperty, |
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Value = new Transitions { transition1 }, |
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} |
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} |
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}, |
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new Style(x => x.OfType<Control>().Class("foo")) |
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{ |
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Setters = |
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{ |
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new Setter |
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{ |
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Property = Control.TransitionsProperty, |
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Value = new Transitions { transition2 }, |
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} |
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} |
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} |
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} |
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}; |
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var root = new TestRoot(control); |
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return control; |
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} |
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private static Mock<ITransition> CreateTransition(AvaloniaProperty property) |
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{ |
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var target = new Mock<ITransition>(); |
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var sub = new Mock<IDisposable>(); |
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target.Setup(x => x.Property).Returns(property); |
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target.Setup(x => x.Apply( |
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It.IsAny<Animatable>(), |
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It.IsAny<IClock>(), |
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It.IsAny<object>(), |
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It.IsAny<object>())).Returns(sub.Object); |
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return target; |
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} |
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} |
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} |
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@ -0,0 +1,142 @@ |
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Reactive.Linq; |
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using System.Reactive.Subjects; |
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using Avalonia.Data; |
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using Xunit; |
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namespace Avalonia.Base.UnitTests |
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{ |
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public class AvaloniaObjectTests_OnPropertyChanged |
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{ |
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[Fact] |
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public void OnPropertyChangedCore_Is_Called_On_Property_Change() |
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{ |
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var target = new Class1(); |
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target.SetValue(Class1.FooProperty, "newvalue"); |
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Assert.Equal(1, target.CoreChanges.Count); |
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var change = (AvaloniaPropertyChangedEventArgs<string>)target.CoreChanges[0]; |
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Assert.Equal("newvalue", change.NewValue.Value); |
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Assert.Equal("foodefault", change.OldValue.Value); |
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Assert.Equal(BindingPriority.LocalValue, change.Priority); |
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Assert.True(change.IsEffectiveValueChange); |
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} |
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[Fact] |
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public void OnPropertyChangedCore_Is_Called_On_Non_Effective_Property_Value_Change() |
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{ |
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var target = new Class1(); |
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target.SetValue(Class1.FooProperty, "newvalue"); |
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target.SetValue(Class1.FooProperty, "styled", BindingPriority.Style); |
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Assert.Equal(2, target.CoreChanges.Count); |
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var change = (AvaloniaPropertyChangedEventArgs<string>)target.CoreChanges[1]; |
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Assert.Equal("styled", change.NewValue.Value); |
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Assert.False(change.OldValue.HasValue); |
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Assert.Equal(BindingPriority.Style, change.Priority); |
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Assert.False(change.IsEffectiveValueChange); |
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} |
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[Fact] |
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public void OnPropertyChangedCore_Is_Called_On_All_Binding_Property_Changes() |
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{ |
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var target = new Class1(); |
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var style = new Subject<BindingValue<string>>(); |
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var animation = new Subject<BindingValue<string>>(); |
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var templatedParent = new Subject<BindingValue<string>>(); |
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target.Bind(Class1.FooProperty, style, BindingPriority.Style); |
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target.Bind(Class1.FooProperty, animation, BindingPriority.Animation); |
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target.Bind(Class1.FooProperty, templatedParent, BindingPriority.TemplatedParent); |
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style.OnNext("style1"); |
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templatedParent.OnNext("tp1"); |
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animation.OnNext("a1"); |
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templatedParent.OnNext("tp2"); |
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templatedParent.OnCompleted(); |
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animation.OnNext("a2"); |
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style.OnNext("style2"); |
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style.OnCompleted(); |
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animation.OnCompleted(); |
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var changes = target.CoreChanges.Cast<AvaloniaPropertyChangedEventArgs<string>>(); |
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Assert.Equal( |
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new[] { true, true, true, false, false, true, false, false, true }, |
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changes.Select(x => x.IsEffectiveValueChange).ToList()); |
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Assert.Equal( |
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new[] { "style1", "tp1", "a1", "tp2", "$unset", "a2", "style2", "$unset", "foodefault" }, |
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changes.Select(x => x.NewValue.GetValueOrDefault("$unset")).ToList()); |
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Assert.Equal( |
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new[] { "foodefault", "style1", "tp1", "$unset", "$unset", "a1", "$unset", "$unset", "a2" }, |
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changes.Select(x => x.OldValue.GetValueOrDefault("$unset")).ToList()); |
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} |
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|
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[Fact] |
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public void OnPropertyChanged_Is_Called_Only_For_Effective_Value_Changes() |
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{ |
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var target = new Class1(); |
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target.SetValue(Class1.FooProperty, "newvalue"); |
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target.SetValue(Class1.FooProperty, "styled", BindingPriority.Style); |
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Assert.Equal(1, target.Changes.Count); |
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Assert.Equal(2, target.CoreChanges.Count); |
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} |
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private class Class1 : AvaloniaObject |
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{ |
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public static readonly StyledProperty<string> FooProperty = |
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AvaloniaProperty.Register<Class1, string>("Foo", "foodefault"); |
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public Class1() |
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{ |
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Changes = new List<AvaloniaPropertyChangedEventArgs>(); |
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CoreChanges = new List<AvaloniaPropertyChangedEventArgs>(); |
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} |
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public List<AvaloniaPropertyChangedEventArgs> Changes { get; } |
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public List<AvaloniaPropertyChangedEventArgs> CoreChanges { get; } |
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protected override void OnPropertyChangedCore<T>(AvaloniaPropertyChangedEventArgs<T> change) |
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{ |
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CoreChanges.Add(Clone(change)); |
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base.OnPropertyChangedCore(change); |
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} |
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|
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protected override void OnPropertyChanged<T>(AvaloniaPropertyChangedEventArgs<T> change) |
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{ |
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Changes.Add(Clone(change)); |
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base.OnPropertyChanged(change); |
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} |
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private static AvaloniaPropertyChangedEventArgs<T> Clone<T>(AvaloniaPropertyChangedEventArgs<T> change) |
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{ |
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var result = new AvaloniaPropertyChangedEventArgs<T>( |
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change.Sender, |
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change.Property, |
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change.OldValue, |
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change.NewValue, |
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change.Priority); |
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if (!change.IsEffectiveValueChange) |
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{ |
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result.MarkNonEffectiveValue(); |
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} |
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return result; |
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} |
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} |
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} |
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} |
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