DepTreeNode implements Cloneable, Serializable { public void remove(DepTreeNode child) { if (children != null) { DepTreeNode node = children.get(child.getName()); if (node == child) { children.remove(child.getName()); } } child.setParent(null); } DepTreeNode(String name, URI uri); String getName(); long lastModified(); long lastModifiedDep(); long lastModifiedDepTree(); DepTreeNode getParent(); DepTreeNode getRoot(); String[] getDefineDepArray(); String[] getRequireDepArray(); String[] getDependentFeatures(); String getParentPath(); String getFullPathName(); void add(DepTreeNode child); void overlay(DepTreeNode node); void addAll(Collection<DepTreeNode> children); DepTreeNode createOrGet(String path, URI uri); DepTreeNode getDescendent(String path); void remove(DepTreeNode child); void removeAll(); Map<String, DepTreeNode> getChildren(); DepTreeNode getChild(String name); void prune(); void setDependencies(String[] defineDependencies, String[] requireDependencies, String[] dependentFeatures, long lastModifiedFile, long lastModifiedDep); @Override String toString(); String toStringTree(); @Override DepTreeNode clone(); IConfig getConfig();  }
@Test public void testRemove() { DepTreeNode root = new DepTreeNode("root", null); DepTreeNode child = root.createOrGet("child", null); assertEquals(root, child.getParent()); root.remove(new DepTreeNode("child", null)); assertEquals(root, child.getParent()); root.remove(child); assertEquals(null, root.getChild("child")); assertEquals(null, child.getParent()); root.add(child); assertEquals(root, child.getParent()); }