@Test
public void nodeValue_Element() {
// Arrange
Node doucmentNode = Document.get().getDocumentElement();
// Pre-Assert
assertNull(doucmentNode.getNodeValue());
// Act
doucmentNode.setNodeValue("node");
// Assert
assertNull(doucmentNode.getNodeValue());
}
/**
* Recursively walks the tree depth first and creates a list of affected nodes.
*
* @param curNode the (relative) root node to start with
*/
private void walk(Node curNode) {
// check if we're still within the affected subtree
// and the current node has any taggable content
if (!this.outOfAffectedSubtree
&& ((curNode.getNodeValue() == null) || !curNode.getNodeValue().trim().isEmpty())) {
// all text nodes gets added, in case we get into the affected subtree with this
// node or one of its children
if (curNode.getNodeType() == Node.TEXT_NODE) {
affectedNodes.push(curNode);
}
// we check for children and go down the subtrees
if (curNode.hasChildNodes()) {
for (int i = 0; i < curNode.getChildCount(); i++) {
walk(curNode.getChild(i));
}
}
// if we reach the outer left node
// we're in the affacted subtree -> all parent nodes can stay on the stack
else if (curNode.equals(outerLeftNode)) {
this.inAffectedSubtree = true;
}
// if we reach the outer right node
// we reject all the rest of the upcoming nodes
else if (curNode.equals(outerRightNode)) {
this.outOfAffectedSubtree = true;
}
// if the current node is a text node it has already been pushed onto the stack
// and if we're not within the affected subtree, we're removing the current node from the
// stack
// (not being in the affected subtree means neither the current node nor one of its
// children is the outer left node)
if (!inAffectedSubtree && (curNode.getNodeType() == Node.TEXT_NODE)) {
affectedNodes.pop();
}
}
}
private static void setupChildNodes(Node newNode, Node oldNode, boolean deep) {
List<Node> childs = getChildNodeList(oldNode);
if (deep) {
// copy all child nodes
for (Node child : childs) {
appendChild(newNode, cloneNode(child, true));
}
} else {
// only copy the TextNode if exists
for (Node child : childs) {
if (Node.TEXT_NODE == child.getNodeType()) {
appendChild(newNode, Document.get().createTextNode(child.getNodeValue()));
break;
}
}
}
}