smartxml: Make sure DocumentNode.sameNode returns a boolean

[fnpeditor.git] / src / smartxml / smartxml.test.js

diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js
index 822243d..cf7ef2a 100644 (file)
--- a/src/smartxml/smartxml.test.js
+++ b/src/smartxml/smartxml.test.js
@@ -61,6 +61,40 @@ describe('smartxml', function() {
         });
     });
 
+    describe('DocumentNode', function() {
+        it('can be cloned', function() {
+            var doc = getDocumentFromXML('<div>Alice</div>'),
+                text = doc.root.contents()[0],
+                clone, suffix;
+
+            [doc.root, text].forEach(function(node) {
+                suffix = ' (' + (node.nodeType === Node.TEXT_NODE ? 'text' : 'element')  + ')';
+                clone = node.clone();
+                expect(doc.containsNode(clone)).to.equal(false, 'clone is not contained in a document' + suffix);
+                expect(node.sameNode(clone)).to.equal(false, 'clone is not same node as its originator' + suffix);
+                expect(node.nativeNode.isEqualNode(clone.nativeNode)).to.equal(true, 'clone is identical as its originator' + suffix);
+            });
+        });
+
+        it('knows its path in the document tree', function() {
+            var doc = getDocumentFromXML('<root><a><b><c></c>text</b></a></root>'),
+                root = doc.root,
+                a = root.contents()[0],
+                b = a.contents()[0],
+                text = b.contents()[1];
+
+            expect(root.getPath()).to.eql([], 'path of the root element is empty');
+            expect(a.getPath()).to.eql([0]);
+            expect(b.getPath()).to.eql([0, 0]);
+            expect(text.getPath()).to.eql([0,0,1]);
+
+            /* Paths relative to a given ancestor */
+            expect(text.getPath(root)).to.eql([0,0,1]);
+            expect(text.getPath(a)).to.eql([0,1]);
+            expect(text.getPath(b)).to.eql([1]);
+        });
+    });
+
     describe('Basic ElementNode properties', function() {
         it('exposes node contents', function() {
             var node = elementNodeFromXML('<node>Some<node>text</node>is here</node>'),
@@ -270,6 +304,27 @@ describe('smartxml', function() {
 
     describe('Manipulations', function() {
 
+        describe('replacing node with another one', function() {
+            it('replaces node with another one', function() {
+                var doc = getDocumentFromXML('<div><a></a></div>'),
+                    a = doc.root.contents()[0];
+
+                var c = a.replaceWith({tagName: 'b', attrs: {b:'1'}});
+
+                expect(doc.root.contents()[0].sameNode(c));
+                expect(c.getTagName()).to.equal('b');
+                expect(c.getAttr('b')).to.equal('1');
+            });
+            it('can replace document root', function() {
+                var doc = getDocumentFromXML('<div></div>');
+
+                var header = doc.root.replaceWith({tagName: 'header'});
+
+                expect(doc.root.sameNode(header)).to.be.true;
+                expect(doc.containsNode(header)).to.be.true;
+            });
+        });
+
         it('merges adjacent text nodes resulting from detaching an element node in between', function() {
             var doc = getDocumentFromXML('<div>Alice <span>has</span>a cat</div>'),
                 span = doc.root.contents()[1];
@@ -619,6 +674,26 @@ describe('smartxml', function() {
             expect(event.type).to.equal('nodeMoved');
             expect(event.meta.node.sameNode(inserted)).to.be.true;
         });
+
+        it('emits nodeDetached and nodeAdded when replacing root node with another', function() {
+            var doc = getDocumentFromXML('<a></a>'),
+                oldRoot = doc.root,
+                spy = sinon.spy();
+
+            doc.on('change', spy);
+
+            doc.root.replaceWith({tagName: 'b'});
+
+            expect(spy.callCount).to.equal(2);
+
+            var event1 = spy.args[0][0],
+                event2 = spy.args[1][0];
+
+            expect(event1.type).to.equal('nodeDetached');
+            expect(event1.meta.node.sameNode(oldRoot)).to.equal(true, 'root node in nodeDetached event metadata');
+            expect(event2.type).to.equal('nodeAdded');
+            expect(event2.meta.node.sameNode(doc.root)).to.equal(true, 'new root node in nodelAdded event meta');
+        });
     });
 
     describe('Traversing', function() {