public void TestChildren()
{
YogaNode parent = new YogaNode();
foreach (YogaNode node in parent)
{
Assert.Fail(node.ToString());
}
YogaNode child0 = new YogaNode();
Assert.AreEqual(-1, parent.IndexOf(child0));
parent.Insert(0, child0);
foreach (YogaNode node in parent)
{
Assert.AreEqual(0, parent.IndexOf(node));
}
YogaNode child1 = new YogaNode();
parent.Insert(1, child1);
int index = 0;
foreach (YogaNode node in parent)
{
Assert.AreEqual(index++, parent.IndexOf(node));
}
parent.RemoveAt(0);
Assert.AreEqual(-1, parent.IndexOf(child0));
Assert.AreEqual(0, parent.IndexOf(child1));
parent.Clear();
Assert.AreEqual(0, parent.Count);
parent.Clear();
Assert.AreEqual(0, parent.Count);
}
public void TestClearWithChildDestructor()
{
ForceGC();
int instanceCount = YogaNode.GetInstanceCount();
YogaNode node = new YogaNode();
Assert.AreEqual(instanceCount + 1, YogaNode.GetInstanceCount());
TestClearWithChildDestructorForGC(node, instanceCount + 1);
ForceGC();
Assert.AreEqual(instanceCount + 2, YogaNode.GetInstanceCount());
node.Clear();
Assert.AreEqual(0, node.Count);
ForceGC();
Assert.AreEqual(instanceCount + 1, YogaNode.GetInstanceCount());
}
public void TestClear()
{
int instanceCount = YogaNode.GetInstanceCount();
YogaNode parent = new YogaNode();
Assert.AreEqual(instanceCount + 1, YogaNode.GetInstanceCount());
YogaNode child = new YogaNode();
Assert.AreEqual(instanceCount + 2, YogaNode.GetInstanceCount());
parent.Insert(0, child);
Assert.AreEqual(1, parent.Count);
Assert.AreEqual(parent, child.Parent);
parent.Clear();
Assert.AreEqual(0, parent.Count);
Assert.IsNull(child.Parent);
Assert.AreEqual(instanceCount + 2, YogaNode.GetInstanceCount());
}