expect(emptyTextNode.getText()).to.equal('', 'empty ok');
expect(nonEmptyTextNode.getText()).to.equal('alice', 'non empty ok');
});
+
+ it('creates nodes from xml strings', function() {
+ var doc = getDocumentFromXML('<div></div>'),
+ node = doc.createDocumentNode('<a>Alice<b></b></a>');
+ expect(node.getTagName()).to.equal('a');
+ expect(node.contents().length).to.equal(2);
+ expect(node.contents()[0].getText()).to.equal('Alice');
+ expect(node.contents()[1].getTagName()).to.equal('b');
+ });
});
describe('DocumentNode', function() {
expect(doc.root.getAttr('outerAttr')).to.equal('test2');
});
+
+ describe('Transactions', function() {
+ it('allows to undo/redo series of transformations at once', function() {
+ var doc = getDocumentFromXML('<div></div>');
+
+ doc.registerExtension({
+ elementNode: {transformations: {
+ test: function(v) {
+ this.setAttr('test', v);
+ }
+ }}
+ });
+
+ doc.startTransaction();
+ doc.root.test('1');
+ doc.root.test('2');
+ doc.root.test('3');
+ doc.endTransaction();
+
+ doc.undo();
+ expect(doc.root.getAttr('test'), '1');
+ doc.redo();
+ expect(doc.root.getAttr('test'), '3');
+ doc.undo();
+ expect(doc.root.getAttr('test'), '1');
+ doc.redo();
+ expect(doc.root.getAttr('test'), '3');
+ });
+
+ it('doesn\'t break on optimizations', function() {
+ // This is a smoke test checking if optimizations made to transaction undoing
+ // doesnt't break anything.
+ var doc = getDocumentFromXML('<div smart="1" unaware="1"></div>');
+
+ doc.registerExtension({
+ elementNode: {transformations: {
+ unaware: function(v) {
+ this.setAttr('unware', v);
+ },
+ smart: {
+ impl: function(t, v) {
+ t.oldVal = this.getAttr('smart');
+ this.setAttr('smart', v);
+ },
+ undo: function(t) {
+ this.setAttr('smart', t.oldVal);
+ }
+ }
+ }}
+ });
+
+ doc.startTransaction();
+ doc.root.smart('2');
+ doc.root.unaware('2');
+ doc.root.smart('3');
+ doc.root.unaware('3');
+ doc.endTransaction();
+
+ doc.undo();
+
+ expect(doc.root.getAttr('smart')).to.equal('1');
+ expect(doc.root.getAttr('unaware')).to.equal('1');
+ });
+ });
});
});