X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/80415f03b8fabc18238c1f283348270331702d2e..275952d30bfcd6f5aecc2710a0df0cd489ea71f6:/src/smartxml/smartxml.test.js?ds=inline

diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js
index 7fd408e..822243d 100644
--- a/src/smartxml/smartxml.test.js
+++ b/src/smartxml/smartxml.test.js
@@ -1,7 +1,8 @@
 define([
     'libs/chai',
+    'libs/sinon',
     './smartxml.js'
-], function(chai, smartxml) {
+], function(chai, sinon, smartxml) {
     
 'use strict';
 /*jshint expr:true */
@@ -39,6 +40,25 @@ describe('smartxml', function() {
             doc.loadXML('<header></header>');
             expect(doc.root.getTagName()).to.equal('header');
         });
+
+        it('knows if it contains an ElementNode in its tree', function() {
+            var doc = getDocumentFromXML('<root><a></a>text</root>'),
+                root = doc.root,
+                a = root.contents()[0],
+                text = root.contents()[1];
+
+            expect(doc.containsNode(root)).to.equal(true, 'contains its root');
+            expect(doc.containsNode(a)).to.equal(true, 'contains Element Node');
+            expect(doc.containsNode(text)).to.equal(true, 'contains Text Node');
+        });
+
+        it('creates text nodes', function() {
+            var doc = getDocumentFromXML('<div></div>'),
+                emptyTextNode = doc.createDocumentNode({text:''}),
+                nonEmptyTextNode = doc.createDocumentNode({text: 'alice'});
+            expect(emptyTextNode.getText()).to.equal('', 'empty ok');
+            expect(nonEmptyTextNode.getText()).to.equal('alice', 'non empty ok');
+        });
     });
 
     describe('Basic ElementNode properties', function() {
@@ -77,38 +97,208 @@ describe('smartxml', function() {
         });
 
         describe('Changing node tag', function() {
+
             it('can change tag name', function() {
-                var doc = getDocumentFromXML('<div><header></header></div>'),
-                    header = doc.root.contents()[0];
-                header.setTag('span');
-                expect(header.getTagName()).to.equal('span');
-                
+                var node = elementNodeFromXML('<div></div>');
+                node.setTag('span');
+                expect(node.getTagName()).to.equal('span');
+            });
+
+            it('emits nodeTagChange event', function() {
+                var node = elementNodeFromXML('<div></div>'),
+                    spy = sinon.spy();
+
+                node.document.on('change', spy);
+                node.setTag('span');
+                var event = spy.args[0][0];
+
+                expect(event.type).to.equal('nodeTagChange');
+                expect(event.meta.node.sameNode(node)).to.be.true;
+                expect(event.meta.oldTagName).to.equal('div');
+            });
+
+            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 detail.
-                expect(header.parent().sameNode(doc.root)).to.equal(true, 'ensure we stayed in a document');
+                // 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);
+                });
             });
 
-            it('keeps custom data', function() {
+        describe('Setting node attributes', function() {
+            it('can set node attribute', function() {
                 var node = elementNodeFromXML('<div></div>');
 
-                node.setData('key', 'value');
-                node.setTag('header');
+                node.setAttr('key', 'value');
+                expect(node.getAttr('key')).to.equal('value');
+            });
+            it('emits nodeAttrChange event', function() {
+                var node = elementNodeFromXML('<div key="value1"></div>'),
+                    spy = sinon.spy();
+
+                node.document.on('change', spy);
+                node.setAttr('key', 'value2');
+                var event = spy.args[0][0];
+
+                expect(event.type).to.equal('nodeAttrChange');
+                expect(event.meta.node.sameNode(node)).to.be.true;
+                expect(event.meta.attr).to.equal('key');
+                expect(event.meta.oldVal).to.equal('value1');
+            });
+        });
+
+        });
+    });
+
+    describe('Basic TextNode properties', function() {
+        it('can have its text set', function() {
+            var node = elementNodeFromXML('<div>Alice</div>'),
+                textNode = node.contents()[0];
+
+            textNode.setText('Cat');
+            expect(textNode.getText()).to.equal('Cat');
+        });
+
+        it('emits nodeTextChange', function() {
+            var node = elementNodeFromXML('<div>Alice</div>'),
+                textNode = node.contents()[0],
+                spy = sinon.spy();
+
+            textNode.document.on('change', spy);
+            textNode.setText('Cat');
+
+            var event = spy.args[0][0];
+            expect(event.type).to.equal('nodeTextChange');
+        });
+
+        it('puts NodeElement after itself', function() {
+            var node = elementNodeFromXML('<div>Alice</div>'),
+                textNode = node.contents()[0],
+                returned = textNode.after({tagName:'div'});
+            expect(returned.sameNode(node.contents()[1])).to.be.true;
+        });
+
+        it('puts NodeElement before itself', function() {
+            var node = elementNodeFromXML('<div>Alice</div>'),
+                textNode = node.contents()[0],
+                returned = textNode.before({tagName:'div'});
+            expect(returned.sameNode(node.contents()[0])).to.be.true;
+        });
+
+        describe('Wrapping TextNode contents', function() {
+
+            it('wraps DocumentTextElement', function() {
+                var node = elementNodeFromXML('<section>Alice</section>'),
+                    textNode = node.contents()[0];
                 
-                expect(node.getTagName()).to.equal('header');
-                expect(node.getData()).to.eql({key: 'value'});
+                var returned = textNode.wrapWith({tagName: 'header'}),
+                    parent = textNode.parent(),
+                    parent2 = node.contents()[0];
+
+                expect(returned.sameNode(parent)).to.be.equal(true, 'wrapper is a parent');
+                expect(returned.sameNode(parent2)).to.be.equal(true, 'wrapper has a correct parent');
+                expect(returned.getTagName()).to.equal('header');
+            });
+
+            describe('wrapping part of DocumentTextElement', function() {
+                [{start: 5, end: 12}, {start: 12, end: 5}].forEach(function(offsets) {
+                    it('wraps in the middle ' + offsets.start + '/' + offsets.end, function() {
+                        var node = elementNodeFromXML('<section>Alice has a cat</section>'),
+                            textNode = node.contents()[0];
+                        
+                        var returned = textNode.wrapWith({tagName: 'header', attrs: {'attr1': 'value1'}, start: offsets.start, end: offsets.end}),
+                            contents = node.contents();
+
+                        expect(contents.length).to.equal(3);
+                        
+                        expect(contents[0].nodeType).to.be.equal(Node.TEXT_NODE, 'first node is text node');
+                        expect(contents[0].getText()).to.equal('Alice');
+
+                        expect(contents[1].sameNode(returned)).to.be.true;
+                        expect(returned.getTagName()).to.equal('header');
+                        expect(returned.getAttr('attr1')).to.equal('value1');
+                        expect(contents[1].contents().length).to.equal(1, 'wrapper has one node inside');
+                        expect(contents[1].contents()[0].getText()).to.equal(' has a ');
+
+                        expect(contents[2].nodeType).to.be.equal(Node.TEXT_NODE, 'third node is text node');
+                        expect(contents[2].getText()).to.equal('cat');
+                    });
+                });
+
+                it('wraps whole text inside DocumentTextElement if offsets span entire content', function() {
+                    var node = elementNodeFromXML('<section>Alice has a cat</section>'),
+                         textNode = node.contents()[0];
+                     
+                    textNode.wrapWith({tagName: 'header', start: 0, end: 15});
+                    
+                    var contents = node.contents();
+                    expect(contents.length).to.equal(1);
+                    expect(contents[0].getTagName()).to.equal('header');
+                    expect(contents[0].contents()[0].getText()).to.equal('Alice has a cat');
+                });
             });
         });
+
     });
 
     describe('Manipulations', function() {
 
+        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];
+
+            span.detach();
+
+            var rootContents = doc.root.contents();
+            expect(rootContents).to.have.length(1, 'one child left');
+            expect(rootContents[0].getText()).to.equal('Alice a cat');
+        });
+
         it('appends element node to another element node', function() {
             var node1 = elementNodeFromParams({tag: 'div'}),
-                node2 = elementNodeFromParams({tag: 'a'});
+                node2 = elementNodeFromParams({tag: 'a'}),
+                node3 = elementNodeFromParams({tag: 'p'});
             node1.append(node2);
+            node1.append(node3);
             expect(node1.contents()[0].sameNode(node2)).to.be.true;
+            expect(node1.contents()[1].sameNode(node3)).to.be.true;
+        });
+
+        it('prepends element node to another element node', function() {
+            var node1 = elementNodeFromParams({tag: 'div'}),
+                node2 = elementNodeFromParams({tag: 'a'}),
+                node3 = elementNodeFromParams({tag: 'p'});
+            node1.prepend(node2);
+            node1.prepend(node3);
+            expect(node1.contents()[0].sameNode(node3)).to.be.true;
+            expect(node1.contents()[1].sameNode(node2)).to.be.true;
         });
 
         it('wraps element node with another element node', function() {
@@ -119,16 +309,6 @@ describe('smartxml', function() {
             expect(node.parent().sameNode(wrapper)).to.be.true;
         });
 
-        it('wraps text node with element node', function() {
-            var node = elementNodeFromXML('<div>Alice</div>'),
-                textNode = node.contents()[0],
-                wrapper = elementNodeFromXML('<wrapper></wrapper>');
-
-            textNode.wrapWith(wrapper);
-            expect(textNode.parent().sameNode(wrapper)).to.be.true;
-            expect(node.contents()).to.have.length(1);
-        });
-
         it('unwraps element node contents', function() {
             var node = elementNodeFromXML('<div>Alice <div>has <span>propably</span> a cat</div>!</div>'),
                 outerDiv = node.contents()[1];
@@ -141,6 +321,352 @@ describe('smartxml', function() {
             expect(node.contents()[2].getText()).to.equal(' a cat!');
         });
 
+        it('unwrap single element node from its parent', function() {
+            var doc = getDocumentFromXML('<div><a><b></b></a></div>'),
+                div = doc.root,
+                a = div.contents()[0],
+                b = a.contents()[0];
+
+            var parent = b.unwrap();
+
+            expect(parent.sameNode(div)).to.equal(true, 'returns new parent');
+            expect(div.contents()).to.have.length(1, 'root contains only one node');
+            expect(div.contents()[0].sameNode(b)).to.equal(true, 'node got unwrapped');
+        });
+
+        it('unwrap single text node from its parent', function() {
+            var doc = getDocumentFromXML('<div>Some <span>text</span>!</div>'),
+                div = doc.root,
+                span = div.contents()[1],
+                text = span.contents()[0];
+
+            var parent = text.unwrap();
+
+            expect(parent.sameNode(div)).to.equal(true, 'returns new parent');
+            expect(div.contents()).to.have.length(1, 'root contains only one node');
+            expect(div.contents()[0].getText()).to.equal('Some text!');
+        });
+
+        describe('Wrapping text', function() {
+            it('wraps text spanning multiple sibling TextNodes', function() {
+                var section = elementNodeFromXML('<section>Alice has a <span>small</span> cat</section>'),
+                    wrapper = section.wrapText({
+                        _with: {tagName: 'span', attrs: {'attr1': 'value1'}},
+                        offsetStart: 6,
+                        offsetEnd: 4,
+                        textNodeIdx: [0,2]
+                    });
+
+                expect(section.contents().length).to.equal(2);
+                expect(section.contents()[0].nodeType).to.equal(Node.TEXT_NODE);
+                expect(section.contents()[0].getText()).to.equal('Alice ');
+
+                var wrapper2 = section.contents()[1];
+                expect(wrapper2.sameNode(wrapper)).to.be.true;
+                expect(wrapper.getTagName()).to.equal('span');
+
+                var wrapperContents = wrapper.contents();
+                expect(wrapperContents.length).to.equal(3);
+                expect(wrapperContents[0].getText()).to.equal('has a ');
+
+                expect(wrapperContents[1].nodeType).to.equal(Node.ELEMENT_NODE);
+                expect(wrapperContents[1].contents().length).to.equal(1);
+                expect(wrapperContents[1].contents()[0].getText()).to.equal('small');
+            });
+        });
+
+        describe('Wrapping Nodes', function() {
+            it('wraps multiple sibling nodes', function() {
+                var section = elementNodeFromXML('<section>Alice<div>has</div><div>a cat</div></section>'),
+                    aliceText = section.contents()[0],
+                    firstDiv = section.contents()[1],
+                    lastDiv = section.contents()[section.contents().length -1];
+
+                var returned = section.document.wrapNodes({
+                        element1: aliceText,
+                        element2: lastDiv,
+                        _with: {tagName: 'header'}
+                    });
+
+                var sectionContentss = section.contents(),
+                    header = sectionContentss[0],
+                    headerContents = header.contents();
+
+                expect(sectionContentss).to.have.length(1);
+                expect(header.sameNode(returned)).to.equal(true, 'wrapper returned');
+                expect(header.parent().sameNode(section)).to.be.true;
+                expect(headerContents).to.have.length(3);
+                expect(headerContents[0].sameNode(aliceText)).to.equal(true, 'first node wrapped');
+                expect(headerContents[1].sameNode(firstDiv)).to.equal(true, 'second node wrapped');
+                expect(headerContents[2].sameNode(lastDiv)).to.equal(true, 'third node wrapped');
+            });
+
+            it('wraps multiple sibling Elements - middle case', function() {
+                var section = elementNodeFromXML('<section><div></div><div></div><div></div><div></div></section>'),
+                    div2 = section.contents()[1],
+                    div3 = section.contents()[2];
+
+                section.document.wrapNodes({
+                        element1: div2,
+                        element2: div3,
+                        _with: {tagName: 'header'}
+                    });
+
+                var sectionContentss = section.contents(),
+                    header = sectionContentss[1],
+                    headerChildren = header.contents();
+
+                expect(sectionContentss).to.have.length(3);
+                expect(headerChildren).to.have.length(2);
+                expect(headerChildren[0].sameNode(div2)).to.equal(true, 'first node wrapped');
+                expect(headerChildren[1].sameNode(div3)).to.equal(true, 'second node wrapped');
+            });
+        });
+
+    });
+
+    describe('Splitting text', function() {
+    
+        it('splits TextNode\'s parent into two ElementNodes', function() {
+            var doc = getDocumentFromXML('<section><header>Some header</header></section>'),
+                section = doc.root,
+                text = section.contents()[0].contents()[0];
+
+            var returnedValue = text.split({offset: 5});
+            expect(section.contents().length).to.equal(2, 'section has two children');
+            
+            var header1 = section.contents()[0];
+            var header2 = section.contents()[1];
+
+            expect(header1.getTagName()).to.equal('header', 'first section child ok');
+            expect(header1.contents().length).to.equal(1, 'first header has one child');
+            expect(header1.contents()[0].getText()).to.equal('Some ', 'first header has correct content');
+            expect(header2.getTagName()).to.equal('header', 'second section child ok');
+            expect(header2.contents().length).to.equal(1, 'second header has one child');
+            expect(header2.contents()[0].getText()).to.equal('header', 'second header has correct content');
+
+            expect(returnedValue.first.sameNode(header1)).to.equal(true, 'first node returned');
+            expect(returnedValue.second.sameNode(header2)).to.equal(true, 'second node returned');
+        });
+
+        it('leaves empty copy of ElementNode if splitting at the very beginning', function() {
+                var doc = getDocumentFromXML('<section><header>Some header</header></section>'),
+                section = doc.root,
+                text = section.contents()[0].contents()[0];
+
+                text.split({offset: 0});
+                
+                var header1 = section.contents()[0];
+                var header2 = section.contents()[1];
+
+                expect(header1.contents().length).to.equal(0);
+                expect(header2.contents()[0].getText()).to.equal('Some header');
+        });
+
+        it('leaves empty copy of ElementNode if splitting at the very end', function() {
+                var doc = getDocumentFromXML('<section><header>Some header</header></section>'),
+                section = doc.root,
+                text = section.contents()[0].contents()[0];
+
+                text.split({offset: 11});
+                
+                var header1 = section.contents()[0];
+                var header2 = section.contents()[1];
+
+                expect(header1.contents()[0].getText()).to.equal('Some header');
+                expect(header2.contents().length).to.equal(0);
+        });
+
+        it('keeps TextNodes\'s parent\'s children elements intact', function() {
+            var doc = getDocumentFromXML('<section><header>A <span>fancy</span> and <span>nice</span> header</header></section>'),
+                section = doc.root,
+                header = section.contents()[0],
+                textAnd = header.contents()[2];
+
+            textAnd.split({offset: 2});
+            
+            var sectionContents = section.contents();
+            expect(sectionContents.length).to.equal(2, 'Section has two children');
+            expect(sectionContents[0].getTagName()).to.equal('header', 'First section node is a header');
+            expect(sectionContents[1].getTagName()).to.equal('header', 'Second section node is a header');
+
+            var firstHeaderContents = sectionContents[0].contents();
+            expect(firstHeaderContents.length).to.equal(3, 'First header has three children');
+            expect(firstHeaderContents[0].getText()).to.equal('A ', 'First header starts with a text');
+            expect(firstHeaderContents[1].getTagName()).to.equal('span', 'First header has span in the middle');
+            expect(firstHeaderContents[2].getText()).to.equal(' a', 'First header ends with text');
+
+            var secondHeaderContents = sectionContents[1].contents();
+            expect(secondHeaderContents.length).to.equal(3, 'Second header has three children');
+            expect(secondHeaderContents[0].getText()).to.equal('nd ', 'Second header starts with text');
+            expect(secondHeaderContents[1].getTagName()).to.equal('span', 'Second header has span in the middle');
+            expect(secondHeaderContents[2].getText()).to.equal(' header', 'Second header ends with text');
+        });
+    });
+
+    describe('Events', function() {
+        it('emits nodeDetached event on node detach', function() {
+            var node = elementNodeFromXML('<div><div></div></div>'),
+                innerNode = node.contents()[0],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var detached = innerNode.detach(),
+                event = spy.args[0][0];
+
+            expect(event.type).to.equal('nodeDetached');
+            expect(event.meta.node.sameNode(detached, 'detached node in event meta'));
+            expect(event.meta.parent.sameNode(node), 'original parent node in event meta');
+        }),
+
+        it('emits nodeAdded event when appending new node', function() {
+            var node = elementNodeFromXML('<div></div>'),
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var appended = node.append({tagName:'div'}),
+                event = spy.args[0][0];
+            expect(event.type).to.equal('nodeAdded');
+            expect(event.meta.node.sameNode(appended)).to.be.true;
+        });
+        
+        it('emits nodeMoved when appending aready existing node', function() {
+            var node = elementNodeFromXML('<div><a></a><b></b></div>'),
+                a = node.contents()[0],
+                b = node.contents()[1],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var appended = a.append(b),
+                event = spy.args[0][0];
+
+            expect(spy.callCount).to.equal(1);
+            expect(event.type).to.equal('nodeMoved');
+            expect(event.meta.node.sameNode(appended)).to.be.true;
+        });
+        
+        it('emits nodeAdded event when prepending new node', function() {
+            var node = elementNodeFromXML('<div></div>'),
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var prepended = node.prepend({tagName:'div'}),
+                event = spy.args[0][0];
+            expect(event.type).to.equal('nodeAdded');
+            expect(event.meta.node.sameNode(prepended)).to.be.true;
+        });
+        
+        it('emits nodeMoved when prepending aready existing node', function() {
+            var node = elementNodeFromXML('<div><a></a><b></b></div>'),
+                a = node.contents()[0],
+                b = node.contents()[1],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var prepended = a.prepend(b),
+                event = spy.args[0][0];
+            expect(spy.callCount).to.equal(1);
+            expect(event.type).to.equal('nodeMoved');
+            expect(event.meta.node.sameNode(prepended)).to.be.true;
+        });
+        
+        it('emits nodeAdded event when inserting node after another', function() {
+            var node = elementNodeFromXML('<div><a></a></div>').contents()[0],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var inserted = node.after({tagName:'div'}),
+                event = spy.args[0][0];
+            expect(event.type).to.equal('nodeAdded');
+            expect(event.meta.node.sameNode(inserted)).to.be.true;
+        });
+        
+        it('emits nodeMoved when inserting aready existing node after another', function() {
+            var node = elementNodeFromXML('<div><a></a><b></b></div>'),
+                a = node.contents()[0],
+                b = node.contents()[1],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            var inserted = b.after(a),
+                event = spy.args[0][0];
+
+            expect(spy.callCount).to.equal(1);
+            expect(event.type).to.equal('nodeMoved');
+            expect(event.meta.node.sameNode(inserted)).to.be.true;
+        });
+
+        it('emits nodeAdded event when inserting node before another', function() {
+            var node = elementNodeFromXML('<div><a></a></div>').contents()[0],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            
+            var inserted = node.before({tagName:'div'}),
+                event = spy.args[0][0];
+            expect(event.type).to.equal('nodeAdded');
+            expect(event.meta.node.sameNode(inserted)).to.be.true;
+        });
+        
+        it('emits nodeAdded when inserting aready existing node before another', function() {
+            var node = elementNodeFromXML('<div><a></a><b></b></div>'),
+                a = node.contents()[0],
+                b = node.contents()[1],
+                spy = sinon.spy();
+            node.document.on('change', spy);
+            var inserted = a.before(b),
+                event = spy.args[0][0];
+
+            expect(spy.callCount).to.equal(1);
+            expect(event.type).to.equal('nodeMoved');
+            expect(event.meta.node.sameNode(inserted)).to.be.true;
+        });
+    });
+
+    describe('Traversing', function() {
+        describe('Basic', function() {
+            it('can access node parent', function() {
+                var doc = getDocumentFromXML('<a><b></b></a>'),
+                    a = doc.root,
+                    b = a.contents()[0];
+
+                expect(a.parent()).to.equal(null, 'parent of a root is null');
+                expect(b.parent().sameNode(a)).to.be.true;
+            });
+            it('can access node parents', function() {
+                var doc = getDocumentFromXML('<a><b><c></c></b></a>'),
+                    a = doc.root,
+                    b = a.contents()[0],
+                    c = b.contents()[0];
+
+                var parents = c.parents();
+                expect(parents).to.eql([b,a]);
+            });
+        });
+
+        describe('finding sibling parents of two elements', function() {
+            it('returns elements themself if they have direct common parent', function() {
+                var doc = getDocumentFromXML('<section><div><div>A</div><div>B</div></div></section>'),
+                    wrappingDiv = doc.root.contents()[0],
+                    divA = wrappingDiv.contents()[0],
+                    divB = wrappingDiv.contents()[1];
+
+                var siblingParents = doc.getSiblingParents({node1: divA, node2: divB});
+
+                expect(siblingParents.node1.sameNode(divA)).to.equal(true, 'divA');
+                expect(siblingParents.node2.sameNode(divB)).to.equal(true, 'divB');
+            });
+
+            it('returns sibling parents - example 1', function() {
+                var doc = getDocumentFromXML('<section>Alice <span>has a cat</span></section>'),
+                    aliceText = doc.root.contents()[0],
+                    span = doc.root.contents()[1],
+                    spanText = span.contents()[0];
+
+                var siblingParents = doc.getSiblingParents({node1: aliceText, node2: spanText});
+
+                expect(siblingParents.node1.sameNode(aliceText)).to.equal(true, 'aliceText');
+                expect(siblingParents.node2.sameNode(span)).to.equal(true, 'span');
+            });
+        });
     });
 
     describe('Serializing document to WLXML', function() {
@@ -155,6 +681,19 @@ describe('smartxml', function() {
             
             expect(input.isEqualNode(output)).to.be.true;
         });
+
+        it('keeps entities intact', function() {
+            var xmlIn = '<section>&lt; &gt;</section>',
+                doc = getDocumentFromXML(xmlIn),
+                xmlOut = doc.toXML();
+            expect(xmlOut).to.equal(xmlIn);
+        });
+        it('keeps entities intact when they form html/xml', function() {
+            var xmlIn = '<section>&lt;abc&gt;</section>',
+                doc = getDocumentFromXML(xmlIn),
+                xmlOut = doc.toXML();
+            expect(xmlOut).to.equal(xmlIn);
+        });
     });
 
 });