src/wlxml/wlxml.test.js

   1 define([
   2     'libs/chai',
   3     './wlxml.js'
   4 ], function(chai, wlxml) {
   5
   6 'use strict';
   7
   8 /* jshint expr:true */
   9 /* global it, describe, beforeEach */
  10
  11 var expect = chai.expect;
  12
  13 var nodeFromXML = function(xml) {
  14     return wlxml.WLXMLElementNodeFromXML(xml);
  15 };
  16
  17 var getDocumentFromXML = function(xml, options) {
  18     return wlxml.WLXMLDocumentFromXML(xml, options || {});
  19 };
  20
  21
  22 describe('WLXMLDocument', function() {
  23
  24     describe('Basic wlxml element node properties', function() {
  25         it('returns its class', function() {
  26             var node = nodeFromXML('<header class="class.subclass"></header>');
  27             expect(node.getClass()).to.equal('class.subclass');
  28         });
  29
  30         it('returns unregistered attributes', function() {
  31             var testClasses = {
  32                     'testClass': {
  33                         attrs: {'attr1': {type: 'string'}}
  34                     }
  35                 },
  36                 doc = getDocumentFromXML('<span class="testClass" attr="val" attr1="val1"></span>', {wlxmlClasses: testClasses});
  37             expect(doc.root.getOtherAttributes()).to.eql({attr: {value:'val'}});
  38         });
  39     });
  40
  41     describe('WLXML node meta attributes', function() {
  42
  43         it('inherits keys from super classes', function() {
  44             var testClasses = {
  45                     '': {
  46                         attrs: {'common': {type: 'string'}}
  47                     },
  48                     'a': {
  49                         attrs: {'a_attr': {type: 'string'}}
  50                     },
  51                     'a.b': {
  52                         attrs: {'a_b_attr': {type: 'string'}}
  53                     },
  54                     'a.b.c': {
  55                         attrs: {'a_b_c_attr': {type: 'string'}}
  56                     }
  57                 },
  58                 doc = getDocumentFromXML('<section></section>', {wlxmlClasses: testClasses}),
  59                 section = doc.root;
  60
  61             expect(section.getMetaAttributes().keys()).to.eql(['common']);
  62
  63             section.setClass('a');
  64             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr'].sort());
  65
  66             section.setClass('a.b');
  67             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr', 'a_b_attr'].sort());
  68
  69             section.setClass('a.b.c');
  70             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr', 'a_b_attr', 'a_b_c_attr'].sort());
  71         });
  72
  73         describe('api', function() {
  74             it('returns meta attributes as a dict', function() {
  75                 var testClasses = {
  76                         'test': {
  77                             attrs: {
  78                                 attr1: {type: 'string'},
  79                                 attr2: {type: 'date'}
  80                             }
  81                         }
  82                     },
  83                     node = getDocumentFromXML(
  84                         '<span class="test" attr1="val1" attr2="2014-01-01"></span>',
  85                         {wlxmlClasses: testClasses}
  86                     ).root,
  87                     attrs = node.getMetaAttributes();
  88
  89                 expect(attrs.keys().sort()).to.eql(['attr1', 'attr2'].sort());
  90                 expect(attrs.attr1.value).to.equal('val1');
  91                 expect(attrs.attr1.type).to.equal('string');
  92                 expect(attrs.attr2.value).to.equal('2014-01-01');
  93                 expect(attrs.attr2.type).to.equal('date');
  94             });
  95             it('returns undefined value if attribute is missing', function() {
  96                 var testClasses = {
  97                         'test': {
  98                             attrs: {
  99                                 attr1: {type: 'string'},
 100                             }
 101                         }
 102                     },
 103                     node = getDocumentFromXML('<span class="test"></span>', {wlxmlClasses: testClasses}).root,
 104                     attrs = node.getMetaAttributes();
 105                     expect(attrs.attr1.value).to.be.undefined;
 106             });
 107         });
 108     });
 109
 110     describe('White space handling', function() {
 111         /* globals Node */
 112
 113         it('ignores white space surrounding block elements', function() {
 114             var node = nodeFromXML('<section> <div></div> </section>'),
 115                 contents = node.contents();
 116             expect(contents).to.have.length(1);
 117             expect(contents[0].nodeType).to.equal(Node.ELEMENT_NODE);
 118         });
 119         it('ignores white space between block elements', function() {
 120             var node = nodeFromXML('<section><div></div> <div></div></section>'),
 121             contents = node.contents();
 122             expect(contents).to.have.length(2);
 123             [0,1].forEach(function(idx) {
 124                 expect(contents[idx].nodeType).to.equal(Node.ELEMENT_NODE);
 125             });
 126         });
 127         it('trims white space from the beginning and the end of the block elements', function() {
 128             var node = nodeFromXML('<section> Alice <span>has</span> a cat </section>');
 129             expect(node.contents()[0].getText()).to.equal('Alice ');
 130             expect(node.contents()[2].getText()).to.equal(' a cat');
 131         });
 132         it('normalizes string of white characters to one space at the inline element boundries', function() {
 133             var node = nodeFromXML('<span>   Alice has a cat   </span>');
 134             expect(node.contents()[0].getText()).to.equal(' Alice has a cat ');
 135         });
 136         it('normalizes string of white characters to one space before inline element', function() {
 137             var node = nodeFromXML('<div>Alice has  <span>a cat</span></div>');
 138             expect(node.contents()[0].getText()).to.equal('Alice has ');
 139         });
 140         it('normalizes string of white characters to one space after inline element', function() {
 141             var node = nodeFromXML('<div>Alice has <span>a</span>  cat</div>');
 142             expect(node.contents()[2].getText()).to.equal(' cat');
 143         });
 144     });
 145
 146     describe('formatting output xml', function() {
 147
 148         /*jshint multistr: true */
 149
 150         it('keeps white space between XML nodes', function() {
 151             var xmlIn = '<section>\n\n\n<div></div>\n\n\n<div></div>\n\n\n</section>',
 152             doc = getDocumentFromXML(xmlIn),
 153             xmlOut = doc.toXML();
 154
 155             var partsIn = xmlIn.split('\n\n\n'),
 156                 partsOut = xmlOut.split('\n\n\n');
 157
 158             expect(partsIn).to.deep.equal(partsOut);
 159         });
 160
 161         it('keeps white space between XML nodes - inline case', function() {
 162             var xmlIn = '<section>\n\n\n<span></span>\n\n\n<span></span>\n\n\n</section>',
 163                 doc = getDocumentFromXML(xmlIn),
 164                 xmlOut = doc.toXML();
 165
 166             var partsIn = xmlIn.split('\n\n\n'),
 167                 partsOut = xmlOut.split('\n\n\n');
 168             expect(partsIn).to.deep.equal(partsOut);
 169         });
 170
 171         it('keeps white space at the beginning of text', function() {
 172             var xmlIn = '<section>    abc<div>some div</div>    abc</section>',
 173                 doc = getDocumentFromXML(xmlIn),
 174                 xmlOut = doc.toXML();
 175
 176             expect(xmlOut).to.equal(xmlIn);
 177         });
 178
 179         // it('nests new children block elements', function() {
 180         //     var doc = getDocumentFromXML('<section></section>');
 181
 182         //     doc.root.append({tag: 'header'});
 183
 184         //     var xmlOut = doc.toXML();
 185         //     expect(xmlOut.split('\n  ')[0]).to.equal('<section>', 'nesting start ok');
 186         //     expect(xmlOut.split('\n').slice(-1)[0]).to.equal('</section>', 'nesting end ok');
 187
 188         // });
 189
 190         // it('doesn\'t nest new children inline elements', function() {
 191         //     var doc = getDocumentFromXML('<section></section>');
 192
 193         //     doc.root.append({tag: 'span'});
 194
 195         //     var xmlOut = doc.toXML();
 196         //     expect(xmlOut).to.equal('<section><span></span></section>');
 197         // });
 198
 199         it('keeps original white space at the end of text', function() {
 200
 201             var xmlIn = '<header>    Some text ended with white space \
 202             \
 203             <span class="uri">Some text</span> some text\
 204         \
 205         </header>',
 206                 doc = getDocumentFromXML(xmlIn),
 207                 xmlOut = doc.toXML();
 208
 209             expect(xmlOut).to.equal(xmlIn);
 210         });
 211
 212         it('keeps white space around text node', function() {
 213             var xmlIn = '<section>\
 214             <header>header1</header>\
 215             Some text surrounded by white space\
 216             <header>header2</header>\
 217         </section>',
 218                 doc = getDocumentFromXML(xmlIn),
 219                 xmlOut = doc.toXML();
 220             expect(xmlOut).to.equal(xmlIn);
 221         });
 222
 223         it('keeps white space around text node - last node case', function() {
 224             var xmlIn = '<section>\
 225             <header>header</header>\
 226                 \
 227             Some text surrounded by white space\
 228                 \
 229         </section>',
 230                 doc = getDocumentFromXML(xmlIn),
 231                 xmlOut = doc.toXML();
 232
 233             expect(xmlOut).to.equal(xmlIn);
 234         });
 235
 236         it('keeps white space after detaching text element', function() {
 237             var xmlIn = '<section><header>header</header>\n\
 238                 \n\
 239             text1\n\
 240                 \n\
 241         </section>',
 242                 expectedXmlOut = '<section><header>header</header>\n\
 243                 \n\
 244             \n\
 245                 \n\
 246         </section>',
 247                 doc = getDocumentFromXML(xmlIn),
 248                 contents = doc.root.contents(),
 249                 text = contents[contents.length-1];
 250
 251             expect(text.getText()).to.equal('text1');
 252
 253             text.detach();
 254
 255             var xmlOut = doc.toXML();
 256             expect(xmlOut).to.equal(expectedXmlOut);
 257         });
 258
 259     });
 260
 261     describe('Extension', function() {
 262         var doc, extension, elementNode, textNode, testClassNode;
 263
 264         beforeEach(function() {
 265             doc = getDocumentFromXML('<section>Alice<div class="test_class"></div></section>');
 266             elementNode = doc.root;
 267             textNode = doc.root.contents()[0];
 268             testClassNode = doc.root.contents('.test_class');
 269             extension = {};
 270
 271             expect(testClassNode.object).to.be.undefined;
 272
 273         });
 274
 275         it('allows adding method to an ElementNode of specific class', function() {
 276             extension = {wlxmlClass: {test_class: {methods: {
 277                 testMethod: function() { return this; }
 278             }}}};
 279             doc.registerExtension(extension);
 280             testClassNode = doc.root.contents()[1];
 281             expect(testClassNode.object.testMethod().sameNode(testClassNode)).to.equal(true, '1');
 282         });
 283
 284         it('allows adding transformation to an ElementNode of specific class', function() {
 285             extension = {wlxmlClass: {test_class: {transformations: {
 286                 testTransformation: function() { return this; },
 287                 testTransformation2: {impl: function() { return this; }}
 288             }}}};
 289             doc.registerExtension(extension);
 290             testClassNode = doc.root.contents()[1];
 291             expect(testClassNode.object.testTransformation().sameNode(testClassNode)).to.equal(true, '1');
 292             expect(testClassNode.object.testTransformation2().sameNode(testClassNode)).to.equal(true, '1');
 293         });
 294
 295
 296     });
 297
 298 });
 299
 300 });