public void Remove_Test()
{
ServiceIdentityTree tree = this.SetupTree();
// Delete a node
tree.Remove(this.e2_L1.Id).Wait();
// Auth-chains for everything in its subtree should be invalidated
Assert.False(tree.GetAuthChain(this.e2_L1.Id).Result.HasValue);
Assert.False(tree.GetAuthChain(this.e3_L2.Id).Result.HasValue);
Assert.False(tree.GetAuthChain(this.e4_L2.Id).Result.HasValue);
Assert.False(tree.GetAuthChain(this.leaf2.Id).Result.HasValue);
Assert.False(tree.GetAuthChain(this.mod2.Id).Result.HasValue);
// Delete the rest of the subtree
tree.Remove(this.e3_L2.Id).Wait();
tree.Remove(this.e4_L2.Id).Wait();
tree.Remove(this.leaf2.Id).Wait();
tree.Remove(this.mod2.Id).Wait();
// Nothing under e2_L1 should remain
Assert.False(tree.Get(this.e2_L1.Id).Result.HasValue);
Assert.False(tree.Get(this.e3_L2.Id).Result.HasValue);
Assert.False(tree.Get(this.e4_L2.Id).Result.HasValue);
Assert.False(tree.Get(this.leaf2.Id).Result.HasValue);
Assert.False(tree.Get(this.mod2.Id).Result.HasValue);
}