Fixing xml output after removing text with white space
[fnpeditor.git] / modules / documentCanvas / canvas / canvas.test3.js
index 43c9083..eeab1b2 100644 (file)
@@ -118,14 +118,43 @@ describe('Canvas', function() {
             });
 
             it('knows WLXML class of a WLXML tag it renders', function(){
-                var c = canvas.fromXML('<section class="some.class"></section>'),
+                var c = canvas.fromXML('<section class="some.class.A"></section>'),
                     section = c.doc();
-                expect(section.getWlxmlClass()).to.equal('some.class');
-                section.setWlxmlClass('some.other.class');
-                expect(section.getWlxmlClass()).to.equal('some.other.class');
+                expect(section.getWlxmlClass()).to.equal('some.class.A');
+                section.setWlxmlClass('some.class.B');
+                expect(section.getWlxmlClass()).to.equal('some.class.B');
                 section.setWlxmlClass(null);
                 expect(section.getWlxmlClass()).to.be.undefined;
             });
+
+
+
+            describe('element has meta attributes', function() {
+                it('can change its meta attributes', function() {
+                    var c = canvas.fromXML('<section><span class="uri" meta-uri="someuri"></span></section>'),
+                    span = c.doc().children()[0];
+                    
+                    expect(span.getWlxmlMetaAttr('uri')).to.equal('someuri');
+                    span.setWlxmlMetaAttr('uri', 'otheruri');
+                    expect(span.getWlxmlMetaAttr('uri')).to.equal('otheruri');
+                });
+
+                it('changes its meta attributes with class change', function() {
+                    var c = canvas.fromXML('<section><span class="uri" meta-uri="someuri"></span></section>'),
+                    span = c.doc().children()[0];
+                    
+                    expect(span.getWlxmlMetaAttr('uri')).to.equal('someuri');
+                    span.setWlxmlClass('author');
+                    expect(span.getWlxmlMetaAttr('uri')).to.be.undefined;
+                });
+
+                it('keeps meta attribute value on class change if a new class has this attribute', function() {
+                    var c = canvas.fromXML('<section><span class="uri" meta-uri="someuri"></span></section>'),
+                    span = c.doc().children()[0];
+                    span.setWlxmlClass('uri.some.subclass');
+                    expect(span.getWlxmlMetaAttr('uri')).to.equal('someuri');
+                });
+            });
         });
 
         it('returns DocumentNodeElement instance from HTMLElement', function() {
@@ -547,10 +576,11 @@ describe('Canvas', function() {
                     section = c.doc(),
                     text = section.children()[1].children()[0];
 
-                    text.unwrap();
+                    var newTextContainer = text.unwrap();
 
                     expect(section.children().length).to.equal(1, 'section has one child');
                     expect(section.children()[0].getText()).to.equal('Alice has a cat');
+                    expect(newTextContainer.sameNode(c.doc())).to.equal(true, 'unwrap returns new text parent DocumentNodeElement');
                 })
             });
         });
@@ -980,6 +1010,17 @@ describe('Canvas', function() {
             expect(cursor.isSelecting()).to.equal(false, 'cursor is not selecting anything');
             expect(position.element.getText()).to.equal('Alice has a cat');
             expect(position.offset).to.equal(5);
+            expect(position.offsetAtEnd).to.equal(false, 'offset is not at end');
+
+            getSelection.returns({
+                anchorNode: text,
+                focusNode: text,
+                anchorOffset: 15,
+                focusOffset: 15,
+                isCollapsed: true
+            });
+
+            expect(cursor.getPosition().offsetAtEnd).to.equal(true, 'offset at end');
         });
 
         it('returns boundries of selection when browser selection not collapsed', function() {
@@ -1047,6 +1088,155 @@ describe('Canvas', function() {
             
         })
     });
+
+    describe('Serializing document to WLXML', function() {
+        it('keeps document intact when no changes have been made', function() {
+            var xmlIn = '<section>Alice<div>has</div>a <span class="uri" meta-uri="http://cat.com">cat</span>!</section>',
+                c = canvas.fromXML(xmlIn),
+                xmlOut = c.toXML();
+
+            var parser = new DOMParser(),
+                input = parser.parseFromString(xmlIn, "application/xml").childNodes[0],
+                output = parser.parseFromString(xmlOut, "application/xml").childNodes[0];
+            
+            expect(input.isEqualNode(output)).to.be.true;
+        });
+
+        it('keeps arbitrary node attributes intact', function() {
+            var xmlIn = '<section a="1" xmlns:dcterms="http://purl.org/dc/terms/"></section>',
+                $xmlOut = $(canvas.fromXML(xmlIn).toXML());
+
+            expect($xmlOut.attr('a')).to.equal('1');
+            expect($xmlOut.attr('xmlns:dcterms')).to.equal('http://purl.org/dc/terms/');
+        });
+
+        it('doesn\' serialize meta attribute if its empty', function() {
+            var c;
+
+            c = canvas.fromXML('<section class="uri" meta-uri="some.uri"></section>');
+            c.doc().setWlxmlMetaAttr('uri', '');
+            expect($(c.toXML()).attr('meta-uri')).to.equal(undefined, 'overriding attribute with zero length string');
+
+            c = canvas.fromXML('<section class="uri"></section>');
+            c.doc().setWlxmlMetaAttr('uri', '');
+            expect($(c.toXML()).attr('meta-uri')).to.equal(undefined, 'setting attribute to zero length string');
+        });
+
+        describe('formatting output xml', function() {
+            /*it('keeps white spaces at the edges of input xml', function() {
+                var xmlIn = '  <section></section>  ',
+                c = canvas.fromXML(xmlIn),
+                xmlOut = c.toXML();
+
+                expect(xmlOut.substr(4)).to.equal('   <', 'start');
+                expect(xmlOut.substr(-2)).to.equal('>  ', 'end');
+            });*/
+            it('keeps white space between XML nodes', function() {
+                var xmlIn = '<section>\n\n\n<div></div>\n\n\n<div></div>\n\n\n</section>',
+                c = canvas.fromXML(xmlIn),
+                xmlOut = c.toXML();
+
+                var partsIn = xmlIn.split('\n\n\n'),
+                    partsOut = xmlOut.split('\n\n\n');
+                
+                expect(partsIn).to.deep.equal(partsOut);
+            });
+
+            it('keeps white space between XML nodes - inline case', function() {
+                var xmlIn = '<section>\n\n\n<span></span>\n\n\n<span></span>\n\n\n</section>',
+                c = canvas.fromXML(xmlIn),
+                xmlOut = c.toXML();
+
+                var partsIn = xmlIn.split('\n\n\n'),
+                    partsOut = xmlOut.split('\n\n\n');
+                
+                expect(partsIn).to.deep.equal(partsOut);
+            });
+
+            it('nests new children block elements', function() {
+                var c = canvas.fromXML('<section></section>');
+    
+                c.doc().append({tag: 'header'});
+
+                var xmlOut = c.toXML();
+                expect(xmlOut.split('\n  ')[0]).to.equal('<section>', 'nesting start ok');
+                expect(xmlOut.split('\n').slice(-1)[0]).to.equal('</section>', 'nesting end ok');
+
+            });
+
+            it('doesn\'t nest new children inline elements', function() {
+                var c = canvas.fromXML('<section></section>');
+    
+                c.doc().append({tag: 'span'});
+
+                var xmlOut = c.toXML();
+                expect(xmlOut).to.equal('<section><span></span></section>');
+            });
+
+            it('keeps original white space at the end of text', function() {
+                
+                var xmlIn = '<header>    Some text ended with white space \
+                \
+                <span class="uri">Some text</span> some text\
+            \
+            </header>',
+                    c = canvas.fromXML(xmlIn);
+
+            var xmlOut = c.toXML();
+            console.log(xmlOut);
+            expect(xmlOut).to.equal(xmlIn);
+            });
+
+            it('keeps white space around text node', function() {
+                var xmlIn = '<section>\
+                <header>header1</header>\
+                Some text surrounded by white space\
+                <header>header2</header>\
+            </section>',
+                    c = canvas.fromXML(xmlIn);
+
+                var xmlOut = c.toXML();
+                expect(xmlOut).to.equal(xmlIn);
+            });
+
+            it('keeps white space around text node - last node case', function() {
+                var xmlIn = '<section>\
+                <header>header</header>\
+                    \
+                Some text surrounded by white space\
+                    \
+            </section>',
+                    c = canvas.fromXML(xmlIn);
+
+                var xmlOut = c.toXML();
+                expect(xmlOut).to.equal(xmlIn);
+            });
+
+            it('keeps white space after detaching text element', function() {
+                var xmlIn = '<section><header>header</header>\
+                    \
+                text1\
+                    \
+            </section>',
+                    expectedXmlOut = '<section><header>header</header>\
+                    \
+                \
+                    \
+            </section>',
+                    c = canvas.fromXML(xmlIn),
+                    children = c.doc().children(),
+                    text = children[children.length-1];
+                
+                expect(text.getText()).to.equal('text1');
+
+                text.detach();
+
+                var xmlOut = c.toXML();
+                expect(xmlOut).to.equal(expectedXmlOut);
+            });
+
+        })
+    })
 });