X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/8c9d3b6afa002ad4db684dadcf8a50ca27f8701d..b6f093b37e3b4d72890f028f1d0d4285958c045e:/modules/documentCanvas/canvas/canvas.test3.js

diff --git a/modules/documentCanvas/canvas/canvas.test3.js b/modules/documentCanvas/canvas/canvas.test3.js
index 6a87d95..f96e0ff 100644
--- a/modules/documentCanvas/canvas/canvas.test3.js
+++ b/modules/documentCanvas/canvas/canvas.test3.js
@@ -13,6 +13,58 @@ var expect = chai.expect;
 
 describe('Canvas', function() {
 
+
+
+    describe('ZWS', function() {
+        var view, section, textElement;
+        
+        beforeEach(function() {
+            var c = canvas.fromXML('<section></section>');
+
+            section = c.doc();
+            textElement = section.children()[0];
+            view = c.view()[0];
+            document.getElementsByTagName('body')[0].appendChild(view);
+        });
+
+        afterEach(function() {
+            view.parentNode.removeChild(view);
+        });
+
+        var getTextContainerNode = function(textElement) {
+            return textElement.dom().contents()[0];
+        }
+
+        it('is set automatically on all empty DocumentTextElements', function() {
+            expect(getTextContainerNode(textElement).data).to.equal(utils.unicode.ZWS);
+
+            var header = section.append({tag: 'header'}),
+                newText = header.append({text: ''}),
+                textNode = getTextContainerNode(textElement);
+            
+            expect(textNode.data).to.equal(utils.unicode.ZWS);
+        });
+
+        it('is added automatically when whole text gets deleted', function() {
+            getTextContainerNode(textElement).data = '';
+            
+            window.setTimeout(function() {
+                expect(getTextContainerNode(textElement).data).to.equal(utils.unicode.ZWS);
+            }, 0)
+            
+            var header = section.append({tag: 'header'}),
+                newText = header.append({text: 'Alice'}),
+                textNode = getTextContainerNode(newText);
+
+            expect(textNode.data).to.have.length('Alice'.length);
+            textNode.data = '';
+
+            window.setTimeout(function() {
+                expect(textNode.data).to.equal(utils.unicode.ZWS);
+            }, 0)
+        });
+    });
+
     describe('Internal HTML representation of a DocumentNodeElement', function() {
         it('is always a div tag', function() {
             ['section', 'header', 'span', 'aside', 'figure'].forEach(function(tagName) {
@@ -250,12 +302,24 @@ describe('Canvas', function() {
                         expect(children[2]).to.be.instanceOf(documentElement.DocumentTextElement);
                     });
             });
-            
-            describe('white characters handling', function() {
-                it('says empty element node has no children', function() {
+
+            describe('empty nodes handling', function() {
+                it('says empty element node from XML source has one empty DocumentTextElement', function() {
                     var c = canvas.fromXML('<section></section>');
-                    expect(c.doc().children().length).to.equal(0);
+                    expect(c.doc().children()).to.have.length(1);
+                    expect(c.doc().children()[0].getText()).to.equal('');
                 });
+
+                it('allows creation of an empty element node', function() {
+                    var c = canvas.fromXML('<section></section>'),
+                        section = c.doc(),
+                        header = section.append({tag: 'header'});
+                    expect(header.children()).to.have.length(0);
+                });
+            });
+            
+            describe('white characters handling', function() {
+
                 it('says element node with one space has one DocumentTextElement', function() {
                     var c = canvas.fromXML('<section> </section>');
                     expect(c.doc().children().length).to.equal(1);
@@ -330,22 +394,22 @@ describe('Canvas', function() {
 
             describe('Basic Element inserting', function() {
                 it('can put new NodeElement at the end', function() {
-                    var c = canvas.fromXML('<section></section>'),
+                    var c = canvas.fromXML('<section><div></div></section>'),
                         appended = c.doc().append({tag: 'header', klass: 'some.class'}),
                         children = c.doc().children();
 
-                    expect(children.length).to.equal(1);
-                    expect(children[0].sameNode(appended)).to.be.true;
+                    expect(children.length).to.equal(2);
+                    expect(children[1].sameNode(appended)).to.be.true;
                 });
 
                 it('can put new TextElement at the end', function() {
-                    var c = canvas.fromXML('<section></section>'),
+                    var c = canvas.fromXML('<section><div><div></section>'),
                         appended = c.doc().append({text: 'Alice'}),
                         children = c.doc().children();
 
-                    expect(children.length).to.equal(1);
-                    expect(children[0].sameNode(appended)).to.be.true;
-                    expect(children[0].getText()).to.equal('Alice');
+                    expect(children.length).to.equal(2);
+                    expect(children[1].sameNode(appended)).to.be.true;
+                    expect(children[1].getText()).to.equal('Alice');
                 });
 
                 it('can put new NodeElement at the beginning', function() {
@@ -1259,25 +1323,6 @@ describe('Canvas', function() {
             expect(cursor.isSelectingSiblings()).to.equal(false, '"has" and "big" are not children');
             
         })
-
-        describe('zero width space handling', function() {
-            it('position range includes ZWS at the boundries of text in case when native selection api doesn\'t', function() {
-                var c = canvas.fromXML("<section>Alice</section>"),
-                    dom = c.doc().dom(),
-                    textNode = findTextNode(dom, 'Alice'),
-                    cursor = c.getCursor();
-
-                textNode.data = utils.unicode.ZWS + 'Alice';
-                getSelection.returns({anchorNode: textNode, anchorOffset: 1, focusNode: textNode, focusOffset: 1});
-                expect(cursor.getPosition().offset).to.equal(0);
-                expect(cursor.getPosition().offsetAtBeginning).to.equal(true, 'offset at beginning');
-                
-                textNode.data = 'Alice' + utils.unicode.ZWS;
-                getSelection.returns({anchorNode: textNode, anchorOffset: 5, focusNode: textNode, focusOffset: 5});
-                expect(cursor.getPosition().offset).to.equal(6);
-                expect(cursor.getPosition().offsetAtEnd).to.equal(true, 'offset at end');
-            });
-        });
     });
 
     describe('Serializing document to WLXML', function() {
@@ -1350,8 +1395,9 @@ describe('Canvas', function() {
 
             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();
+                c = canvas.fromXML(xmlIn);
+                
+                var xmlOut = c.toXML();
 
                 var partsIn = xmlIn.split('\n\n\n'),
                     partsOut = xmlOut.split('\n\n\n');