modules/documentCanvas/canvas/canvas.test3.js

   1 define([
   2 'libs/chai',
   3 'modules/documentCanvas/canvas/canvas',
   4 'modules/documentCanvas/canvas/documentElement'
   5 ], function(chai, canvas, documentElement) {
   6
   7 'use strict';
   8
   9 var expect = chai.expect;
  10
  11 describe('Canvas', function() {
  12     describe('basic properties', function() {
  13         it('renders empty document when canvas created from empty XML', function() {
  14             var c = canvas.fromXML('');
  15             expect(c.doc()).to.equal(null);
  16         });
  17
  18         it('gives access to its document root node', function() {
  19             var c = canvas.fromXML('<section></section>');
  20             expect(c.doc().wlxmlTag).to.equal('section');
  21         });
  22     });
  23
  24     describe('document representation api', function() {
  25         describe('document root element', function() {
  26             var c = canvas.fromXML('<section></section>');
  27             it('exists', function() {
  28                 expect(c.doc()).to.be.instanceOf(documentElement.DocumentElement);
  29             });
  30             it('is of type DocumentNodeElement', function() {
  31                 expect(c.doc()).to.be.instanceOf(documentElement.DocumentNodeElement);
  32             });
  33         });
  34
  35         describe('DocumentElements comparison', function() {
  36             it('reports dwo DocumentElements to be the same when they represent the same wlxml document element', function() {
  37                 var c = canvas.fromXML('<section><div></div><div></div></section>'),
  38                     first_div1 = c.doc().children()[0],
  39                     first_div2 = c.doc().children()[0],
  40                     second_div = c.doc().children()[1];
  41                 expect(first_div1.sameNode(first_div1)).to.be.true;
  42                 expect(first_div1.sameNode(first_div2)).to.be.true;
  43                 expect(first_div1.sameNode(second_div)).to.be.false;
  44             });
  45         });
  46
  47         describe('traversing', function() {
  48             it('reports element nodes', function() {
  49                 var c = canvas.fromXML('<section><div></div></section>'),
  50                     children = c.doc().children();
  51                 expect(children.length).to.equal(1);
  52                 expect(children[0]).to.be.instanceOf(documentElement.DocumentNodeElement);
  53
  54                 c = canvas.fromXML('<section><div></div><div></div></section>'),
  55                     children = c.doc().children();
  56                 expect(children.length).to.equal(2);
  57                 expect(children[0]).to.be.instanceOf(documentElement.DocumentNodeElement);
  58                 expect(children[1]).to.be.instanceOf(documentElement.DocumentNodeElement);
  59             });
  60
  61             it('reports text nodes', function() {
  62                 var c = canvas.fromXML('<section>Alice</section>'),
  63                     children = c.doc().children();
  64                 expect(children.length).to.equal(1);
  65                 expect(children[0]).to.be.instanceOf(documentElement.DocumentTextElement);
  66             });
  67
  68             describe('accessing parents', function() {
  69                 it('returns DocumentNodeElement representing parent in wlxml document as DocumentNodeElement parent', function() {
  70                     var c = canvas.fromXML('<section><div></div></section>'),
  71                         div = c.doc().children()[0];
  72                     expect(div.parent().sameNode(c.doc())).to.be.true;
  73                 });
  74                 it('returns DocumentNodeElement representing parent in wlxml document as DocumentTextElement parent', function() {
  75                     var c = canvas.fromXML('<section>Alice</section>'),
  76                         text = c.doc().children()[0];
  77                     expect(text.parent().sameNode(c.doc())).to.be.true;
  78                 });
  79             });
  80
  81
  82             describe('free text handling', function() {
  83                     it('sees free text', function() {
  84                         var c = canvas.fromXML('<section>Alice <span>has</span> a cat</section>'),
  85                             children = c.doc().children();
  86                         expect(children.length).to.equal(3);
  87                         expect(children[0]).to.be.instanceOf(documentElement.DocumentTextElement);
  88                         expect(children[1]).to.be.instanceOf(documentElement.DocumentNodeElement);
  89                         expect(children[2]).to.be.instanceOf(documentElement.DocumentTextElement);
  90                     });
  91             });
  92             describe('white characters handling', function() {
  93                 it('says empty element node has no children', function() {
  94                     var c = canvas.fromXML('<section></section>');
  95                     expect(c.doc().children().length).to.equal(0);
  96                 });
  97                 it('says element node with one space has one DocumentTextElement', function() {
  98                     var c = canvas.fromXML('<section> </section>');
  99                     expect(c.doc().children().length).to.equal(1);
 100                     expect(c.doc().children()[0]).to.be.instanceOf(documentElement.DocumentTextElement);
 101                 });
 102                 it('ignores white space surrounding block elements', function() {
 103                     var c = canvas.fromXML('<section> <div></div> </section>');
 104                         var children = c.doc().children();
 105                         expect(children.length).to.equal(1);
 106                         expect(children[0]).to.be.instanceOf(documentElement.DocumentNodeElement);
 107                 });
 108                 it('ignores white space between block elements', function() {
 109                     var c = canvas.fromXML('<section><div></div> <div></div></section>');
 110                         var children = c.doc().children();
 111                         expect(children.length === 2);
 112                         [0,1].forEach(function(idx) {
 113                             expect(children[idx]).to.be.instanceOf(documentElement.DocumentNodeElement);
 114                         });
 115                 });
 116             });
 117         })
 118
 119         describe('manipulation api', function() {
 120             describe('wrapping', function() {
 121                 it('wraps DocumentNodeElement', function() {
 122                     var c = canvas.fromXML('<section><div></div></section>'),
 123                         div = c.doc().children()[0];
 124
 125                     var returned = div.wrapWithNodeElement({tag: 'header', klass: 'some.class'}),
 126                         parent = div.parent(),
 127                         parent2 = c.doc().children()[0];
 128
 129                     expect(returned.sameNode(parent)).to.be.true;
 130                     expect(returned.sameNode(parent2)).to.be.true;
 131                 });
 132                 it('wraps DocumentTextElement', function() {
 133                     var c = canvas.fromXML('<section>Alice</section>'),
 134                         text = c.doc().children()[0];
 135
 136                     var returned = text.wrapWithNodeElement({tag: 'header', klass: 'some.class'}),
 137                         parent = text.parent(),
 138                         parent2 = c.doc().children()[0];
 139
 140                     expect(returned.sameNode(parent)).to.be.true;
 141                     expect(returned.sameNode(parent2)).to.be.true;
 142                 });
 143             })
 144         });
 145
 146     });
 147 });
 148
 149 /*describe('Canvas', function() {
 150     it('can wrap selected document nodes in a list', function() {
 151         var c = canvas.fromXML('\
 152             <section>\
 153                 <div>Alice</div>\
 154                 <div>has</div>\
 155                 <div>a cat</div>\
 156             </section>
 157         ');
 158         var div_alice   = c.doc().children({tag: 'div'})[0];
 159         var div_cat     = c.doc().children({tag: 'div'})[2];
 160         c.doc.wrapInList({start: div_alice, end: div_cat});
 161
 162         expect(c.doc().children().length === 3)
 163
 164
 165     })
 166 });*/
 167
 168
 169
 170
 171 });