+
+ describe('Cursor', function() {
+
+ var getSelection;
+
+ var findTextNode = function(inside, text) {
+ var nodes = inside.find(':not(iframe)').addBack().contents().filter(function() {
+ return this.nodeType === Node.TEXT_NODE && this.data === text;
+ });
+ if(nodes.length)
+ return nodes[0];
+ return null;
+ }
+
+ beforeEach(function() {
+ getSelection = sinon.stub(window, 'getSelection');
+ });
+
+ afterEach(function() {
+ getSelection.restore();
+ });
+
+ it('returns position when browser selection collapsed', function() {
+ var c = canvas.fromXML('<section>Alice has a cat</section>'),
+ dom = c.doc().dom(),
+ text = findTextNode(dom, 'Alice has a cat');
+
+ expect(text.nodeType).to.equal(Node.TEXT_NODE, 'correct node selected');
+ expect($(text).text()).to.equal('Alice has a cat');
+
+ getSelection.returns({
+ anchorNode: text,
+ focusNode: text,
+ anchorOffset: 5,
+ focusOffset: 5,
+ isCollapsed: true
+ });
+ var cursor = c.getCursor(),
+ position = cursor.getPosition();
+
+ 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() {
+ var c = canvas.fromXML('<section>Alice <span>has</span> a <span>big</span> cat</section>'),
+ dom = c.doc().dom(),
+ text = {
+ alice: findTextNode(dom, 'Alice '),
+ has: findTextNode(dom, 'has'),
+ cat: findTextNode(dom, ' cat')
+ },
+ cursor = c.getCursor(),
+ aliceElement = c.getDocumentElement(text.alice),
+ catElement = c.getDocumentElement(text.cat);
+
+
+ [
+ {focus: text.alice, focusOffset: 1, anchor: text.cat, anchorOffset: 2, selectionAnchor: catElement},
+ {focus: text.cat, focusOffset: 2, anchor: text.alice, anchorOffset: 1, selectionAnchor: aliceElement}
+ ].forEach(function(s, idx) {
+ getSelection.returns({isColapsed: false, anchorNode: s.anchor, anchorOffset: s.anchorOffset, focusNode: s.focus, focusOffset: s.focusOffset});
+
+ var selectionStart = cursor.getSelectionStart(),
+ selectionEnd = cursor.getSelectionEnd(),
+ selectionAnchor = cursor.getSelectionAnchor();
+
+ expect(cursor.isSelecting()).to.equal(true, 'cursor is selecting');
+ expect(selectionStart.element.sameNode(aliceElement)).to.equal(true, '"Alice" is the start of the selection ' + idx);
+ expect(selectionStart.offset).to.equal(1, '"Alice" offset ok' + idx);
+ expect(selectionEnd.element.sameNode(catElement)).to.equal(true, '"Cat" is the start of the selection ' + idx);
+ expect(selectionEnd.offset).to.equal(2, '"Cat" offset ok' + idx);
+ expect(selectionAnchor.element.sameNode(s.selectionAnchor)).to.equal(true, 'anchor ok');
+ expect(selectionAnchor.offset).to.equal(s.anchorOffset, 'anchor offset ok');
+ });
+ });
+
+ it('recognizes when browser selection boundries lies in sibling DocumentTextElements', function() {
+ var c = canvas.fromXML('<section>Alice <span>has</span> a <span>big</span> cat</section>'),
+ dom = c.doc().dom(),
+ text = {
+ alice: findTextNode(dom, 'Alice '),
+ has: findTextNode(dom, 'has'),
+ a: findTextNode(dom, ' a '),
+ big: findTextNode(dom, 'big'),
+ cat: findTextNode(dom, ' cat'),
+ },
+ cursor = c.getCursor();
+
+ expect($(text.alice).text()).to.equal('Alice ');
+ expect($(text.has).text()).to.equal('has');
+ expect($(text.a).text()).to.equal(' a ');
+ expect($(text.big).text()).to.equal('big');
+ expect($(text.cat).text()).to.equal(' cat');
+
+ getSelection.returns({anchorNode: text.alice, focusNode: text.a});
+ expect(cursor.isSelectingSiblings()).to.equal(true, '"Alice" and "a" are children');
+
+ getSelection.returns({anchorNode: text.alice, focusNode: text.cat});
+ expect(cursor.isSelectingSiblings()).to.equal(true, '"Alice" and "cat" are children');
+
+ getSelection.returns({anchorNode: text.alice, focusNode: text.has});
+ expect(cursor.isSelectingSiblings()).to.equal(false, '"Alice" and "has" are not children');
+
+ getSelection.returns({anchorNode: text.has, focusNode: text.big});
+ expect(cursor.isSelectingSiblings()).to.equal(false, '"has" and "big" are not children');
+
+ })
+ });
+
+ 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>< ></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><abc></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);
+
+ var 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);
+ });
+
+ })
+ })