5 'modules/documentCanvas/canvas/canvas',
6 'modules/documentCanvas/canvas/utils',
8 ], function($, chai, sinon, canvas, utils, wlxml) {
11 /* global describe, it, beforeEach, afterEach */
13 var expect = chai.expect;
15 var getCanvasFromXML = function(xml) {
16 return canvas.fromXMLDocument(getDocumentFromXML(xml), null);
19 var getDocumentFromXML = function(xml) {
20 return wlxml.WLXMLDocumentFromXML(xml);
23 var wait = function(callback, timeout) {
25 return window.setTimeout(callback, timeout || 0.5);
29 describe('wtf', function() {
30 it('wtf!', function() {
31 var c = getCanvasFromXML('<section>Alice</section>'),
32 doc = c.wlxmlDocument;
34 var txtNode = doc.root.contents()[0];
35 txtNode.wrapWith({tagName: 'header', start: 1, end: 2});
36 expect(c.doc().children().length).to.equal(3);
40 describe('new Canvas', function() {
41 it('abc', function() {
42 var doc = wlxml.WLXMLDocumentFromXML('<section>Alice <span>has</span> a cat!</div>'),
43 c = canvas.fromXMLDocument(doc);
45 expect(c.doc().children()).to.have.length(3);
46 expect(c.doc().children()[0].canvas).to.equal(c);
47 expect(c.doc().children()[0].wlxmlNode.sameNode(doc.root));
51 describe('Handling empty text nodes', function() {
52 it('puts zero width space into node with about to be remove text', function(done) {
53 var c = getCanvasFromXML('<section>Alice</section>'),
54 textElement = c.doc().children()[0];
55 textElement.setText('');
57 /* Wait for MutationObserver to kick in. */
59 expect(textElement.getText({raw:true})).to.equal(utils.unicode.ZWS, 'ZWS in canvas');
60 expect(c.wlxmlDocument.root.contents()[0].getText()).to.equal('', 'empty string in a document');
66 describe('Handling changes to the document', function() {
67 it('replaces the whole canvas content when document root node replaced', function() {
68 var doc = getDocumentFromXML('<section></section>'),
69 c = canvas.fromXMLDocument(doc);
71 var header = doc.root.replaceWith({tagName: 'header'});
72 expect(c.doc().wlxmlNode.sameNode(header)).to.equal(true);
76 describe('Listening to document changes', function() {
78 it('Handling element node moved', function() {
79 var doc = getDocumentFromXML('<section><a></a><b></b></section>'),
80 a = doc.root.contents()[0],
81 b = doc.root.contents()[1],
82 c = canvas.fromXMLDocument(doc);
86 var sectionChildren = c.doc().children();
87 expect(sectionChildren.length).to.equal(2);
88 expect(sectionChildren[0].wlxmlNode.getTagName()).to.equal('b');
89 expect(sectionChildren[1].wlxmlNode.getTagName()).to.equal('a');
92 it('Handling text node moved', function() {
93 var doc = getDocumentFromXML('<section><a></a>Alice</section>'),
94 a = doc.root.contents()[0],
95 textNode = doc.root.contents()[1],
96 c = canvas.fromXMLDocument(doc);
99 var sectionChildren = c.doc().children();
100 expect(sectionChildren.length).to.equal(2);
101 expect(sectionChildren[0].getText()).to.equal('Alice');
102 expect(sectionChildren[1].wlxmlNode.getTagName()).to.equal('a');
105 it('Handles nodeTagChange event', function() {
107 var doc = wlxml.WLXMLDocumentFromXML('<section><div>Alice</div></section>'),
108 c = canvas.fromXMLDocument(doc);
110 doc.root.contents()[0].setTag('header');
112 var headerNode = doc.root.contents()[0],
113 headerElement = c.doc().children()[0];
115 expect(headerElement.wlxmlNode.getTagName()).to.equal('header', 'element ok');
117 /* Make sure we handle invalidation of reference to wlxmlNode after changing its tag */
118 expect(headerNode.getData('canvasElement').sameNode(headerElement)).to.equal(true, 'node->element');
119 expect(headerElement.wlxmlNode.sameNode(headerNode)).to.equal(true, 'element->node');
122 it('Handles nodeDetached event for an empty text node', function(done) {
123 var doc = wlxml.WLXMLDocumentFromXML('<section><div>A<span>b</span></div></section>'),
124 aTextNode = doc.root.contents()[0].contents()[0],
127 canvas.fromXMLDocument(doc);
128 aTextElement = utils.findCanvasElementInParent(aTextNode, aTextNode.parent()); // TODO: This really should be easier...
130 aTextElement.setText('');
133 var parent = aTextElement.parent();
134 expect(aTextElement.getText({raw:true})).to.equal(utils.unicode.ZWS, 'canvas represents this as empty node');
135 aTextElement.wlxmlNode.detach();
136 expect(parent.children().length).to.equal(1);
137 expect(parent.children()[0].wlxmlNode.getTagName()).to.equal('span');
143 describe('Displaying span nodes', function() {
144 it('inlines a span element with a text', function() {
145 var c = getCanvasFromXML('<section><span>Alice</span></section>'),
146 spanElement = c.doc().children()[0];
147 expect(spanElement.isBlock()).to.equal(false);
149 it('renders non-span element as a block', function() {
150 var c = getCanvasFromXML('<section><span></span></section>'),
151 element = c.doc().children()[0],
152 node = element.wlxmlNode;
154 expect(element.isBlock()).to.equal(false, 'initially inline');
155 node = node.setTag('div');
156 expect(node.getData('canvasElement').isBlock()).to.equal(true, 'block');
159 it('inlines a span element if its block content gets removed', function() {
160 var c = getCanvasFromXML('<section><span>Alice <div>has</div> a cat!</span></section>'),
161 spanElement = c.doc().children()[0],
162 divNode = spanElement.wlxmlNode.contents()[1];
164 expect(spanElement.isBlock()).to.equal(true, 'initially a block');
166 expect(spanElement.isBlock()).to.equal(false, 'inlined after removing inner block');
168 spanElement.wlxmlNode.append({tagName: 'div'});
170 expect(spanElement.isBlock()).to.equal(true, 'block again after bringing back inner block');
173 it('keeps showing element as a block after changing its node tag to span if it contains elements of non-span nodes', function() {
174 var c = getCanvasFromXML('<section><div><div></div></div></section>'),
175 outerDivElement = c.doc().children()[0],
176 outerDivNode = outerDivElement.wlxmlNode;
177 outerDivNode = outerDivNode.setTag('span');
178 expect(c.doc().children()[0].isBlock()).to.equal(true);
183 describe('Default document changes handling', function() {
184 it('handles added node', function() {
185 var c = getCanvasFromXML('<section></section>');
186 c.wlxmlDocument.root.append({tagName:'div'});
187 expect(c.doc().children().length).to.equal(1);
188 c.wlxmlDocument.root.prepend({tagName:'div'});
189 expect(c.doc().children().length).to.equal(2);
191 var node = c.wlxmlDocument.root.contents()[1];
192 node.before({tagName: 'div'});
193 expect(c.doc().children().length).to.equal(3);
194 node.after({tagName: 'div'});
195 expect(c.doc().children().length).to.equal(4);
198 it('handles attribute value change for a class attribute', function() {
199 var c = getCanvasFromXML('<section></section>');
200 c.wlxmlDocument.root.setAttr('class', 'test');
201 expect(c.doc().wlxmlNode.getClass()).to.equal('test');
204 it('handles detached node', function() {
205 var c = getCanvasFromXML('<section><div></div></section>');
206 c.wlxmlDocument.root.contents()[0].detach();
207 expect(c.doc().children().length).to.equal(0);
210 it('handles moved node', function() {
211 var doc = getDocumentFromXML('<section><a></a><b></b></section>'),
212 a = doc.root.contents()[0],
213 b = doc.root.contents()[1],
214 c = canvas.fromXMLDocument(doc);
217 var sectionChildren = c.doc().children();
218 expect(sectionChildren.length).to.equal(2);
219 expect(sectionChildren[0].wlxmlNode.getTagName()).to.equal('b');
220 expect(sectionChildren[1].wlxmlNode.getTagName()).to.equal('a');
223 it('handles change in a text node', function() {
224 var c = getCanvasFromXML('<section>Alice</section>');
225 c.wlxmlDocument.root.contents()[0].setText('cat');
226 expect(c.doc().children()[0].getText()).to.equal('cat');
230 describe('Custom elements based on wlxml class attribute', function() {
231 it('allows custom rendering', function() {
232 var c = getCanvasFromXML('<section><div class="testClass"></div></section>', {
236 this.dom.append('<test></test>');
240 expect(c.doc().children()[0]._container().children('test').length).to.equal(1); // @!
243 it('allows handling changes to internal structure of rendered node', function() {
244 var c = getCanvasFromXML('<section><div class="testClass"><a></a></div></section>', {
247 this.header = $('<h1>');
248 this.dom.append(this.header);
251 refresh2: function() {
252 this.header.text(this.el.wlxmlNode.contents().length);
254 onNodeAdded: function(event) {
261 var node = c.wlxmlDocument.root.contents()[0],
262 element = node.getData('canvasElement');
264 var header = element.dom().find('h1');
265 expect(header.text()).to.equal('1', 'just <a>');
267 node.append({tagName: 'div'});
269 expect(header.text()).to.equal('2', 'added div');
272 describe('Handling unknown class', function() {
273 it('Inherits default behavior', function() {
274 var c = getCanvasFromXML('<section><div class="unknown">Hi!</div></section>');
275 expect(c.doc().children()[0].children()[0].getText()).to.equal('Hi!');
280 describe('Cursor', function() {
284 var findTextNode = function(inside, text) {
285 var nodes = inside.find(':not(iframe)').addBack().contents().filter(function() {
286 return this.nodeType === Node.TEXT_NODE && this.data === text;
294 beforeEach(function() {
296 getSelection = sinon.stub(window, 'getSelection');
299 afterEach(function() {
300 getSelection.restore();
303 it('returns position when browser selection collapsed', function() {
304 var c = getCanvasFromXML('<section>Alice has a cat</section>'),
306 text = findTextNode(dom, 'Alice has a cat');
308 expect(text.nodeType).to.equal(Node.TEXT_NODE, 'correct node selected');
309 expect($(text).text()).to.equal('Alice has a cat');
311 getSelection.returns({
318 var cursor = c.getCursor(),
319 position = cursor.getPosition();
321 expect(cursor.isSelecting()).to.equal(false, 'cursor is not selecting anything');
322 expect(position.element.getText()).to.equal('Alice has a cat');
323 expect(position.offset).to.equal(5);
324 expect(position.offsetAtEnd).to.equal(false, 'offset is not at end');
326 getSelection.returns({
334 expect(cursor.getPosition().offsetAtEnd).to.equal(true, 'offset at end');
337 it('recognizes selection start and end on document order', function() {
338 var c = getCanvasFromXML('<section><span>Alice</span><span>has a cat</span><div>abc<span>...</span>cde</div></section>'),
340 textFirst = findTextNode(dom, 'Alice'),
341 textSecond = findTextNode(dom, 'has a cat'),
342 textAbc = findTextNode(dom, 'abc'),
343 textCde = findTextNode(dom, 'cde');
345 var check = function(label, expected) {
346 var cursor = c.getCursor();
347 label = label + ': ';
348 expect(cursor.getSelectionStart().element.getText()).to.equal(expected.start.text, label + 'start element ok');
349 expect(cursor.getSelectionStart().offset).to.equal(expected.start.offset, label + 'start offset ok');
350 expect(cursor.getSelectionEnd().element.getText()).to.equal(expected.end.text, label + 'end element ok');
351 expect(cursor.getSelectionEnd().offset).to.equal(expected.end.offset, label + 'end offset ok');
354 getSelection.returns({
355 anchorNode: textFirst,
356 focusNode: textFirst,
362 check('same element, anchor first', {
363 start: {text: 'Alice', offset: 1},
364 end: {text: 'Alice', offset:3}
368 getSelection.returns({
369 anchorNode: textFirst,
370 focusNode: textFirst,
376 check('same element, anchor second', {
377 start: {text: 'Alice', offset: 1},
378 end: {text: 'Alice', offset:3}
382 getSelection.returns({
390 check('same parent, anchor first', {
391 start: {text: 'abc', offset: 3},
392 end: {text: 'cde', offset:1}
396 getSelection.returns({
404 check('same parent, anchor second', {
405 start: {text: 'abc', offset: 3},
406 end: {text: 'cde', offset:1}
410 getSelection.returns({
411 anchorNode: textFirst,
412 focusNode: textSecond,
418 check('different parents, anchor first', {
419 start: {text: 'Alice', offset: 1},
420 end: {text: 'has a cat', offset:3}
424 getSelection.returns({
425 anchorNode: textSecond,
426 focusNode: textFirst,
432 check('different parents, anchor second', {
433 start: {text: 'Alice', offset: 1},
434 end: {text: 'has a cat', offset:3}
438 it('returns boundries of selection when browser selection not collapsed', function() {
439 var c = getCanvasFromXML('<section>Alice <span>has</span> a <span>big</span> cat</section>'),
442 alice: findTextNode(dom, 'Alice '),
443 has: findTextNode(dom, 'has'),
444 cat: findTextNode(dom, ' cat')
446 cursor = c.getCursor(),
447 aliceElement = c.getDocumentElement(text.alice),
448 catElement = c.getDocumentElement(text.cat);
451 {focus: text.alice, focusOffset: 1, anchor: text.cat, anchorOffset: 2, selectionAnchor: catElement},
452 {focus: text.cat, focusOffset: 2, anchor: text.alice, anchorOffset: 1, selectionAnchor: aliceElement}
453 ].forEach(function(s, idx) {
454 getSelection.returns({isColapsed: false, anchorNode: s.anchor, anchorOffset: s.anchorOffset, focusNode: s.focus, focusOffset: s.focusOffset});
456 var selectionStart = cursor.getSelectionStart(),
457 selectionEnd = cursor.getSelectionEnd(),
458 selectionAnchor = cursor.getSelectionAnchor();
460 expect(cursor.isSelecting()).to.equal(true, 'cursor is selecting');
461 expect(selectionStart.element.sameNode(aliceElement)).to.equal(true, '"Alice" is the start of the selection ' + idx);
462 expect(selectionStart.offset).to.equal(1, '"Alice" offset ok' + idx);
463 expect(selectionEnd.element.sameNode(catElement)).to.equal(true, '"Cat" is the start of the selection ' + idx);
464 expect(selectionEnd.offset).to.equal(2, '"Cat" offset ok' + idx);
465 expect(selectionAnchor.element.sameNode(s.selectionAnchor)).to.equal(true, 'anchor ok');
466 expect(selectionAnchor.offset).to.equal(s.anchorOffset, 'anchor offset ok');
470 it('recognizes when browser selection boundries lies in sibling DocumentTextElements', function() {
471 var c = getCanvasFromXML('<section>Alice <span>has</span> a <span>big</span> cat</section>'),
474 alice: findTextNode(dom, 'Alice '),
475 has: findTextNode(dom, 'has'),
476 a: findTextNode(dom, ' a '),
477 big: findTextNode(dom, 'big'),
478 cat: findTextNode(dom, ' cat'),
480 cursor = c.getCursor();
482 expect($(text.alice).text()).to.equal('Alice ');
483 expect($(text.has).text()).to.equal('has');
484 expect($(text.a).text()).to.equal(' a ');
485 expect($(text.big).text()).to.equal('big');
486 expect($(text.cat).text()).to.equal(' cat');
488 getSelection.returns({anchorNode: text.alice, focusNode: text.a});
489 expect(cursor.isSelectingSiblings()).to.equal(true, '"Alice" and "a" are children');
491 getSelection.returns({anchorNode: text.alice, focusNode: text.cat});
492 expect(cursor.isSelectingSiblings()).to.equal(true, '"Alice" and "cat" are children');
494 getSelection.returns({anchorNode: text.alice, focusNode: text.has});
495 expect(cursor.isSelectingSiblings()).to.equal(false, '"Alice" and "has" are not children');
497 getSelection.returns({anchorNode: text.has, focusNode: text.big});
498 expect(cursor.isSelectingSiblings()).to.equal(false, '"has" and "big" are not children');