+
+ describe('Changing node tag', function() {
+
+ it('can change tag name', function() {
+ var node = elementNodeFromXML('<div></div>');
+ node.setTag('span');
+ expect(node.getTagName()).to.equal('span');
+ });
+
+ describe('Implementation specific expectations', function() {
+ // DOM specifies ElementNode tag as a read-only property, so
+ // changing it in a seamless way is a little bit tricky. For this reason
+ // the folowing expectations are required, despite the fact that they actually are
+ // motivated by implemetation details.
+
+ it('keeps node in the document', function() {
+ var doc = getDocumentFromXML('<div><header></header></div>'),
+ header = doc.root.contents()[0];
+ header.setTag('span');
+ expect(header.parent().sameNode(doc.root)).to.be.true;
+ });
+ it('keeps custom data', function() {
+ var node = elementNodeFromXML('<div></div>');
+
+ node.setData('key', 'value');
+ node.setTag('header');
+
+ expect(node.getTagName()).to.equal('header');
+ expect(node.getData()).to.eql({key: 'value'});
+ });
+
+ it('can change document root tag name', function() {
+ var doc = getDocumentFromXML('<div></div>');
+ doc.root.setTag('span');
+ expect(doc.root.getTagName()).to.equal('span');
+ });
+
+ it('keeps contents', function() {
+ var node = elementNodeFromXML('<div><div></div></div>');
+ node.setTag('header');
+ expect(node.contents()).to.have.length(1);
+ });
+ });
+
+
+ });