nt := newNodeTree(logger, nil)
			for _, n := range test.nodesToAdd {
				nt.addNode(logger, n)
			}
			verifyNodeTree(t, nt, test.expectedTree)
		})
	}
}

func TestNodeTree_RemoveNode(t *testing.T) {
	tests := []struct {
		name          string
		existingNodes []*v1.Node
		nodesToRemove []*v1.Node
		expectedTree  map[string][]string
		expectError   bool
	}{
		{