Cleanup: removing old unused code
[fnpeditor.git] / modules / documentCanvas / canvas / canvas.test3.js
index bd47bf7..9877bb6 100644 (file)
@@ -27,10 +27,18 @@ describe('Canvas', function() {
                 </section>\
             ');
             var expected = '<div wlxml-tag="section">'
-                            + 'This is some text without its own wrapping tag.'
-                            + '<div wlxml-tag="div" wlxml-class="p-subclass">This is a paragraph.</div>'
-                            + '<div wlxml-tag="div">This is text in a div <div wlxml-tag="span">with some inline text</div>.</div>'
-                            + 'This is some text without its own wrapping tag.'
+                            + '<div wlxml-text>This is some text without its own wrapping tag.</div>'
+                            + '<div wlxml-tag="div" wlxml-class="p-subclass">'
+                            +   '<div wlxml-text>This is a paragraph.</div>'
+                            + '</div>'
+                            + '<div wlxml-tag="div">'
+                            +   '<div wlxml-text>This is text in a div </div>'
+                            +   '<div wlxml-tag="span">'
+                            +       '<div wlxml-text>with some inline text</div>'
+                            +   '</div>'
+                            +   '<div wlxml-text>.</div>'
+                            + '</div>'
+                            + '<div wlxml-text>This is some text without its own wrapping tag.</div>'
                             + '</div>';
             expect(c.doc().dom()[0].isEqualNode($(expected)[0])).to.be.true;
         });
@@ -54,9 +62,13 @@ describe('Canvas', function() {
     });
 
     describe('Internal HTML representation of a DocumentTextElement', function() {
-        it('is just a TextNode', function() {
+        it('is text node wrapped in a div with wlxml-text attribute set', function() {
             var dom = canvas.fromXML('<section>Alice</section>').doc().children()[0].dom();
-            expect(dom[0].nodeType === Node.TEXT_NODE);
+            expect(dom.prop('tagName')).to.equal('DIV');
+            expect(dom.attr('wlxml-text')).to.equal('');
+            expect(dom.contents().length).to.equal(1);
+            expect(dom.contents()[0].nodeType).to.equal(Node.TEXT_NODE);
+            expect($(dom.contents()[0]).text()).to.equal('Alice');
         });
     });
 
@@ -106,14 +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() {
@@ -127,7 +168,7 @@ describe('Canvas', function() {
         it('returns DocumentTextElement instance from Text Node', function() {
             var c = canvas.fromXML('<section>Alice</section>'),
                 aliceElement = c.doc().children()[0],
-                textNode = aliceElement.dom()[0],
+                textNode = aliceElement.dom().contents()[0],
                 element = c.getDocumentElement(textNode);
 
             expect(textNode.nodeType).to.equal(Node.TEXT_NODE, 'text node selected');
@@ -255,6 +296,32 @@ describe('Canvas', function() {
                     expect(c.doc().children()[2].getText()).to.equal(' cat');
                 });
             });
+
+            describe('getting vertically first text element', function() {
+                it('returns the first child if it\'s text element, ignores metadata', function() {
+                    var c = canvas.fromXML('<section><metadata><dc:author>author</dc:author></metadata>Alice<div>has</div>a cat</section>'),
+                        first = c.doc().getVerticallyFirstTextElement();
+
+                    expect(first.sameNode(c.doc().children()[1])).to.be.true;
+                });
+
+                it('looks recursively inside node elements if they precede text element', function() {
+                    var c = canvas.fromXML('\
+                            <section>\
+                                <div>\
+                                    <div>\
+                                        Alice\
+                                    </div>\
+                                </div>\
+                                Some text\
+                            </section>'),
+                        textAlice = c.doc().children()[0].children()[0].children()[0],
+                        first = c.doc().getVerticallyFirstTextElement();
+
+                    expect(textAlice).to.be.instanceOf(documentElement.DocumentTextElement);
+                    expect(first.sameNode(textAlice)).to.be.true;
+                });
+            });
         });
 
         describe('manipulation api', function() {
@@ -266,7 +333,7 @@ describe('Canvas', function() {
                         children = c.doc().children();
 
                     expect(children.length).to.equal(1);
-                    expect(children[0].sameNode(appended));
+                    expect(children[0].sameNode(appended)).to.be.true;
                 });
 
                 it('can put new TextElement at the end', function() {
@@ -275,7 +342,7 @@ describe('Canvas', function() {
                         children = c.doc().children();
 
                     expect(children.length).to.equal(1);
-                    expect(children[0].sameNode(appended));
+                    expect(children[0].sameNode(appended)).to.be.true;
                     expect(children[0].getText()).to.equal('Alice');
                 });
 
@@ -285,7 +352,7 @@ describe('Canvas', function() {
                         added = div.after({tag: 'header', klass: 'some.class'}),
                         children = c.doc().children();
                     expect(children.length).to.equal(2);
-                    expect(children[1].sameNode(added));
+                    expect(children[1].sameNode(added)).to.be.true;
                 });
 
                 it('can put new Nodeelement before another element', function() {
@@ -294,7 +361,7 @@ describe('Canvas', function() {
                         added = div.before({tag: 'header', klass: 'some.class'}),
                         children = c.doc().children();
                     expect(children.length).to.equal(2);
-                    expect(children[0].sameNode(added));
+                    expect(children[0].sameNode(added)).to.be.true;
                 });
 
                 it('can put new DocumentNodeElement after DocumentTextElement', function() {
@@ -330,7 +397,7 @@ describe('Canvas', function() {
                         section = c.doc(),
                         text = section.children()[0].children()[0];
 
-                    text.split({offset: 5});
+                    var returnedValue = text.split({offset: 5});
                     expect(section.children().length).to.equal(2, 'section has two children');
                     
                     var header1 = section.children()[0];
@@ -342,6 +409,9 @@ describe('Canvas', function() {
                     expect(header2.getWlxmlTag()).to.equal('header', 'second section child represents wlxml header');
                     expect(header2.children().length).to.equal(1, 'second header has one text child');
                     expect(header2.children()[0].getText()).to.equal('header', 'second header has correct content');
+
+                    expect(returnedValue.first.sameNode(header1)).to.equal(true, 'first node returnde');
+                    expect(returnedValue.second.sameNode(header2)).to.equal(true, 'second node returned');
                 });
 
                 it('leaves empty copy of DocumentNodeElement if splitting at the very beginning', function() {
@@ -502,14 +572,15 @@ describe('Canvas', function() {
 
             describe('unwrapping', function() {
                 it('unwraps DocumentTextElement from its parent DocumentNodeElement if it\'s its only child', function() {
-                    var c = canvas.fromXML('<section><div>Alice has a cat</div></section>'),
+                    var c = canvas.fromXML('<section>Alice <span>has a</span> cat</section>'),
                     section = c.doc(),
-                    text = section.children()[0].children()[0];
+                    text = section.children()[1].children()[0];
 
-                    text.unwrap();
+                    var newTextContainer = text.unwrap();
 
-                    expect(section.children().length).to.equal(1);
+                    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');
                 })
             });
         });
@@ -921,8 +992,9 @@ describe('Canvas', function() {
         it('returns position when browser selection collapsed', function() {
             var c = canvas.fromXML('<section>Alice has a cat</section>'),
                 dom = c.doc().dom(),
-                text = dom.contents()[0];
+                text = $(dom.contents()[0]).contents()[0];
 
+            expect(text.nodeType).to.equal(Node.TEXT_NODE, 'correct node selected');
             expect($(text).text()).to.equal('Alice has a cat');
 
             getSelection.returns({
@@ -938,6 +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() {
@@ -1005,6 +1088,178 @@ 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('output xml', function() {
+            it('keeps entities intact', function() {
+                var xmlIn = '<section>&lt; &gt;</section>',
+                    c = canvas.fromXML(xmlIn),
+                    xmlOut = c.toXML();
+                expect(xmlOut).to.equal(xmlIn);
+            });
+            it('keeps entities intact when they form html/xml', function() {
+                var xmlIn = '<section>&lt;abc&gt;</section>',
+                    c = canvas.fromXML(xmlIn),
+                    xmlOut = c.toXML();
+                expect(xmlOut).to.equal(xmlIn);
+            });
+        });
+
+        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('keeps white space at the beginning of text', function() {
+                var xmlIn = '<section>    abc<div>some div</div>    abc</section>',
+                    c = canvas.fromXML(xmlIn),
+                    xmlOut = c.toXML();
+
+                expect(xmlOut).to.equal(xmlIn);
+            });
+
+            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>\n\
+                    \n\
+                text1\n\
+                    \n\
+            </section>',
+                    expectedXmlOut = '<section><header>header</header>\n\
+                    \n\
+                \n\
+                    \n\
+            </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);
+            });
+
+        })
+    })
 });