public void When_Measure_Empty()
{
var SUT = new MyPanel()
{
Name = "test"
};
SUT.Measure(default(Windows.Foundation.Size));
var size = SUT.DesiredSize;
SUT.Arrange(default(Windows.Foundation.Rect));
Assert.AreEqual(default(Windows.Foundation.Size), size);
Assert.IsTrue(SUT.GetChildren().None());
}
public void When_Measure_OneItem()
{
var SUT = new MyPanel()
{
Name = "test"
};
var item1 = new Border()
{
Width = 10, Height = 10
};
SUT.Children.Add(item1);
SUT.Measure(new Size(20, 20));
var size = SUT.DesiredSize;
SUT.Arrange(new Rect(0, 0, 10, 10));
Assert.AreEqual(new Size(10, 10), size);
Assert.AreEqual(new Rect(0, 0, 10, 10), item1.Arranged);
Assert.AreEqual(1, SUT.GetChildren().Count());
}