public void ContainerFromIndex_Should_Return_Materialized_Containers()
{
var items = new[] { "foo", "bar", "baz" };
var owner = new Decorator();
var target = new ItemContainerGenerator(owner);
var containers = Materialize(target, 0, items);
Assert.Equal(containers[0].ContainerControl, target.ContainerFromIndex(0));
Assert.Equal(containers[1].ContainerControl, target.ContainerFromIndex(1));
Assert.Equal(containers[2].ContainerControl, target.ContainerFromIndex(2));
}
public void Dematerialize_Should_Remove_Container()
{
var items = new[] { "foo", "bar", "baz" };
var owner = new Decorator();
var target = new ItemContainerGenerator(owner);
var containers = Materialize(target, 0, items);
target.Dematerialize(1, 1);
Assert.Equal(containers[0].ContainerControl, target.ContainerFromIndex(0));
Assert.Equal(null, target.ContainerFromIndex(1));
Assert.Equal(containers[2].ContainerControl, target.ContainerFromIndex(2));
}
public void RemoveRange_Should_Alter_Successive_Container_Indexes()
{
var items = new[] { "foo", "bar", "baz" };
var owner = new Decorator();
var target = new ItemContainerGenerator(owner);
var containers = Materialize(target, 0, items);
var removed = target.RemoveRange(1, 1).Single();
Assert.Equal(containers[0].ContainerControl, target.ContainerFromIndex(0));
Assert.Equal(containers[2].ContainerControl, target.ContainerFromIndex(1));
Assert.Equal(containers[1], removed);
Assert.Equal(new[] { 0, 1 }, target.Containers.Select(x => x.Index));
}
