maui-linux/Xamarin.Forms.Core.UnitTests/BindingTests.cs

75 строки
1.8 KiB
C#
Исходник Обычный вид История

2016-03-22 23:02:25 +03:00
using NUnit.Framework;
using System.Collections.Generic;
using System;
namespace Xamarin.Forms.Core.UnitTests
{
[TestFixture]
internal class BindingSystemTests : BaseTestFixture
{
[SetUp]
public override void Setup()
{
base.Setup ();
Device.PlatformServices = new MockPlatformServices ();
}
[TearDown]
public override void TearDown()
{
base.TearDown ();
Device.PlatformServices = null;
}
class BindableViewCell : ViewCell
{
public static readonly BindableProperty NameProperty =
BindableProperty.Create<BindableViewCell, string> (w => w.Name, "");
public Label NameLabel { get; set; }
public string Name
{
get { return (string) GetValue (NameProperty); }
set { SetValue (NameProperty, value); }
}
public BindableViewCell ()
{
NameLabel = new Label {BindingContext = this};
NameLabel.SetBinding (Label.TextProperty, new Binding ("Name"));
View = NameLabel;
}
}
[Test]
public void RecursiveSettingInSystem ()
{
var tempObjects = new[] {
new {Name = "Test1"},
new {Name = "Test2"}
};
var template = new DataTemplate (typeof (BindableViewCell)) {
Bindings = { {BindableViewCell.NameProperty, new Binding ("Name")} }
};
var cell1 = (Cell)template.CreateContent ();
cell1.BindingContext = tempObjects[0];
cell1.Parent = new ListView ();
var cell2 = (Cell)template.CreateContent ();
cell2.BindingContext = tempObjects[1];
cell2.Parent = new ListView ();
var viewCell1 = (BindableViewCell) cell1;
var viewCell2 = (BindableViewCell) cell2;
Assert.AreEqual ("Test1", viewCell1.Name);
Assert.AreEqual ("Test2", viewCell2.Name);
Assert.AreEqual ("Test1", viewCell1.NameLabel.Text);
Assert.AreEqual ("Test2", viewCell2.NameLabel.Text);
}
}
}