public void InsertWithNormalConditions()
{
// arrange
var layerCollection = new LayerCollection();
var layer1 = new MemoryLayer()
{
Name = "Layer1"
};
var layer2 = new MemoryLayer()
{
Name = "Layer2"
};
var layer3 = new MemoryLayer()
{
Name = "Layer3"
};
layerCollection.Add(layer1);
layerCollection.Add(layer2);
// act
layerCollection.Insert(1, layer3);
// assert
var list = layerCollection.ToList();
Assert.AreEqual(3, list.Count());
Assert.NotNull(list[0]);
Assert.AreEqual("Layer1", list[0].Name);
Assert.NotNull(list[1]);
Assert.AreEqual("Layer3", list[1].Name);
Assert.NotNull(list[2]);
Assert.AreEqual("Layer2", list[2].Name);
}
public void InsertAfterRemoving()
{
// arrange
var layerCollection = new LayerCollection();
var layer1 = new MemoryLayer()
{
Name = "Layer1"
};
var layer2 = new MemoryLayer()
{
Name = "Layer2"
};
var layer3 = new MemoryLayer()
{
Name = "Layer3"
};
layerCollection.Add(layer1);
layerCollection.Add(layer2);
layerCollection.Remove(layer1);
// act
layerCollection.Insert(1, layer3);
// assert
var list = layerCollection.ToList();
Assert.AreEqual(2, list.Count());
Assert.NotNull(list[0]);
Assert.AreEqual("Layer2", list[0].Name);
Assert.NotNull(list[1]);
Assert.AreEqual("Layer3", list[1].Name);
}
public void MoveAfterIndex()
{
// arrange
var layerCollection = new LayerCollection();
var layer1 = new MemoryLayer()
{
Name = "Layer1"
};
var layer2 = new MemoryLayer()
{
Name = "Layer2"
};
var layer3 = new MemoryLayer()
{
Name = "Layer3"
};
layerCollection.Add(layer1);
layerCollection.Add(layer2);
layerCollection.Add(layer3);
// act
layerCollection.Move(3, layer1);
// assert
var list = layerCollection.ToList();
Assert.AreEqual(3, list.Count());
Assert.NotNull(list[0]);
Assert.AreEqual("Layer2", list[0].Name);
Assert.NotNull(list[1]);
Assert.AreEqual("Layer3", list[1].Name);
Assert.NotNull(list[2]);
Assert.AreEqual("Layer1", list[2].Name);
}