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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using NUnit.Framework;
using Xamarin.PropertyEditing.Drawing;
using Xamarin.PropertyEditing.ViewModels;
namespace Xamarin.PropertyEditing.Tests
{
[TestFixture]
internal class ThicknessPropertyViewModelTests
:PropertyViewModelTests<CommonThickness, ThicknessPropertyViewModel>
{
[Test]
public void Top ()
{
var property = GetPropertyMock ();
var editor = GetBasicEditor (property.Object);
var vm = GetViewModel (property.Object, new [] { editor });
Assume.That (vm.Value, Is.EqualTo (new CommonThickness (0, 0, 0, 0)));
bool topChanged = false, valueChanged = false;
vm.PropertyChanged += (sender, args) => {
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Top))
topChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Value))
valueChanged = true;
};
vm.Top = 5;
Assert.That (vm.Value.Top, Is.EqualTo (5));
Assert.That (topChanged, Is.True);
Assert.That (valueChanged, Is.True);
}
[Test]
public void Left ()
{
var property = GetPropertyMock ();
var editor = GetBasicEditor (property.Object);
var vm = GetViewModel (property.Object, new [] { editor });
Assume.That (vm.Value, Is.EqualTo (new CommonThickness (0, 0, 0, 0)));
bool leftChanged = false, valueChanged = false;
vm.PropertyChanged += (sender, args) => {
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Left))
leftChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Value))
valueChanged = true;
};
vm.Left = 5;
Assert.That (vm.Value.Left, Is.EqualTo (5));
Assert.That (leftChanged, Is.True);
Assert.That (valueChanged, Is.True);
}
[Test]
public void Right ()
{
var property = GetPropertyMock ();
var editor = GetBasicEditor (property.Object);
var vm = GetViewModel (property.Object, new [] { editor });
Assume.That (vm.Value, Is.EqualTo (new CommonThickness (0, 0, 0, 0)));
bool rightChanged = false, valueChanged = false;
vm.PropertyChanged += (sender, args) => {
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Right))
rightChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Value))
valueChanged = true;
};
vm.Right = 5;
Assert.That (vm.Value.Right, Is.EqualTo (5));
Assert.That (rightChanged, Is.True);
Assert.That (valueChanged, Is.True);
}
[Test]
public void Bottom ()
{
var property = GetPropertyMock ();
var editor = GetBasicEditor (property.Object);
var vm = GetViewModel (property.Object, new [] { editor });
Assume.That (vm.Value, Is.EqualTo (new CommonThickness (0, 0, 0, 0)));
bool bottomChanged = false, valueChanged = false;
vm.PropertyChanged += (sender, args) => {
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Bottom))
bottomChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Value))
valueChanged = true;
};
vm.Bottom = 5;
Assert.That (vm.Value.Bottom, Is.EqualTo (5));
Assert.That (bottomChanged, Is.True);
Assert.That (valueChanged, Is.True);
}
[Test]
public void ValueChangesProps ()
{
var property = GetPropertyMock ();
var editor = GetBasicEditor (property.Object);
var vm = GetViewModel (property.Object, new [] { editor });
Assume.That (vm.Left, Is.EqualTo (0));
Assume.That (vm.Top, Is.EqualTo (0));
Assume.That (vm.Bottom, Is.EqualTo (0));
Assume.That (vm.Right, Is.EqualTo (0));
bool leftChanged = false, topChanged = false, bottomChanged = false, rightChanged = false, valueChanged = false;
vm.PropertyChanged += (sender, args) => {
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Left))
leftChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Top))
topChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Bottom))
bottomChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Right))
rightChanged = true;
if (args.PropertyName == nameof (ThicknessPropertyViewModel.Value))
valueChanged = true;
};
vm.Value = new CommonThickness (top:5, left: 10, bottom: 15, right: 20);
Assert.That (vm.Left, Is.EqualTo (10));
Assert.That (vm.Top, Is.EqualTo (5));
Assert.That (vm.Bottom, Is.EqualTo (15));
Assert.That (vm.Right, Is.EqualTo (20));
Assert.That (topChanged, Is.True);
Assert.That (leftChanged, Is.True);
Assert.That (rightChanged, Is.True);
Assert.That (bottomChanged, Is.True);
Assert.That (valueChanged, Is.True);
}
protected override CommonThickness GetRandomTestValue (Random rand)
{
return new CommonThickness (rand.Next (), rand.Next (), rand.Next (), rand.Next ());
}
protected override ThicknessPropertyViewModel GetViewModel (TargetPlatform platform, IPropertyInfo property, IEnumerable<IObjectEditor> editors)
{
return new ThicknessPropertyViewModel (platform, property, editors);
}
}
}
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