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 */
  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 attributes other than class and meta-* as other attributes', function() {
  31             var node = nodeFromXML('<span class="uri" meta-attr="val" attr1="val1" attr2="val2"></span>');
  32             expect(node.getOtherAttributes()).to.eql({attr1: 'val1', attr2: 'val2'});
  33         });
  34     });
  35
  36     describe('WLXML node meta attributes', function() {
  37
  38         it('inherits keys from super classes', function() {
  39             var testClasses = {
  40                     '': {
  41                         attrs: {'common': {type: 'string'}}
  42                     },
  43                     'a': {
  44                         attrs: {'a_attr': {type: 'string'}}
  45                     },
  46                     'a.b': {
  47                         attrs: {'a_b_attr': {type: 'string'}}
  48                     },
  49                     'a.b.c': {
  50                         attrs: {'a_b_c_attr': {type: 'string'}}
  51                     }
  52                 },
  53                 doc = getDocumentFromXML('<section></section>', {wlxmlClasses: testClasses}),
  54                 section = doc.root;
  55
  56             expect(section.getMetaAttributes().keys()).to.eql(['common']);
  57
  58             section.setClass('a');
  59             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr'].sort());
  60
  61             section.setClass('a.b');
  62             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr', 'a_b_attr'].sort());
  63
  64             section.setClass('a.b.c');
  65             expect(section.getMetaAttributes().keys().sort()).to.eql(['common', 'a_attr', 'a_b_attr', 'a_b_c_attr'].sort());
  66         });
  67
  68         describe('api', function() {
  69             it('returns meta attributes as a dict', function() {
  70                 var testClasses = {
  71                         'test': {
  72                             attrs: {
  73                                 attr1: {type: 'string'},
  74                                 attr2: {type: 'date'}
  75                             }
  76                         }
  77                     },
  78                     node = getDocumentFromXML(
  79                         '<span class="test" meta-attr1="val1" meta-attr2="2014-01-01"></span>',
  80                         {wlxmlClasses: testClasses}
  81                     ).root,
  82                     attrs = node.getMetaAttributes();
  83
  84                 expect(attrs.keys().sort()).to.eql(['attr1', 'attr2'].sort());
  85                 expect(attrs.attr1.value).to.equal('val1');
  86                 expect(attrs.attr1.type).to.equal('string');
  87                 expect(attrs.attr2.value).to.equal('2014-01-01');
  88                 expect(attrs.attr2.type).to.equal('date');
  89             });
  90             it('returns undefined value if attribute is missing', function() {
  91                 var testClasses = {
  92                         'test': {
  93                             attrs: {
  94                                 attr1: {type: 'string'},
  95                             }
  96                         }
  97                     },
  98                     node = getDocumentFromXML('<span class="test"></span>', {wlxmlClasses: testClasses}).root,
  99                     attrs = node.getMetaAttributes();
 100                     expect(attrs.attr1.value).to.be.undefined;
 101             });
 102         });
 103     });
 104
 105     describe('White space handling', function() {
 106         it('ignores white space surrounding block elements', function() {
 107             var node = nodeFromXML('<section> <div></div> </section>'),
 108                 contents = node.contents();
 109             expect(contents).to.have.length(1);
 110             expect(contents[0].nodeType).to.equal(Node.ELEMENT_NODE);
 111         });
 112         it('ignores white space between block elements', function() {
 113             var node = nodeFromXML('<section><div></div> <div></div></section>'),
 114             contents = node.contents();
 115             expect(contents).to.have.length(2);
 116             [0,1].forEach(function(idx) {
 117                 expect(contents[idx].nodeType).to.equal(Node.ELEMENT_NODE);
 118             });
 119         });
 120         it('trims white space from the beginning and the end of the block elements', function() {
 121             var node = nodeFromXML('<section> Alice <span>has</span> a cat </section>');
 122             expect(node.contents()[0].getText()).to.equal('Alice ');
 123             expect(node.contents()[2].getText()).to.equal(' a cat');
 124         });
 125         it('normalizes string of white characters to one space at the inline element boundries', function() {
 126             var node = nodeFromXML('<span>   Alice has a cat   </span>');
 127             expect(node.contents()[0].getText()).to.equal(' Alice has a cat ');
 128         });
 129         it('normalizes string of white characters to one space before inline element', function() {
 130             var node = nodeFromXML('<div>Alice has  <span>a cat</span></div>');
 131             expect(node.contents()[0].getText()).to.equal('Alice has ');
 132         });
 133         it('normalizes string of white characters to one space after inline element', function() {
 134             var node = nodeFromXML('<div>Alice has <span>a</span>  cat</div>');
 135             expect(node.contents()[2].getText()).to.equal(' cat');
 136         });
 137     });
 138
 139     describe('formatting output xml', function() {
 140
 141         /*jshint multistr: true */
 142
 143         it('keeps white space between XML nodes', function() {
 144             var xmlIn = '<section>\n\n\n<div></div>\n\n\n<div></div>\n\n\n</section>',
 145             doc = getDocumentFromXML(xmlIn),
 146             xmlOut = doc.toXML();
 147
 148             var partsIn = xmlIn.split('\n\n\n'),
 149                 partsOut = xmlOut.split('\n\n\n');
 150
 151             expect(partsIn).to.deep.equal(partsOut);
 152         });
 153
 154         it('keeps white space between XML nodes - inline case', function() {
 155             var xmlIn = '<section>\n\n\n<span></span>\n\n\n<span></span>\n\n\n</section>',
 156                 doc = getDocumentFromXML(xmlIn),
 157                 xmlOut = doc.toXML();
 158
 159             var partsIn = xmlIn.split('\n\n\n'),
 160                 partsOut = xmlOut.split('\n\n\n');
 161             expect(partsIn).to.deep.equal(partsOut);
 162         });
 163
 164         it('keeps white space at the beginning of text', function() {
 165             var xmlIn = '<section>    abc<div>some div</div>    abc</section>',
 166                 doc = getDocumentFromXML(xmlIn),
 167                 xmlOut = doc.toXML();
 168
 169             expect(xmlOut).to.equal(xmlIn);
 170         });
 171
 172         // it('nests new children block elements', function() {
 173         //     var doc = getDocumentFromXML('<section></section>');
 174
 175         //     doc.root.append({tag: 'header'});
 176
 177         //     var xmlOut = doc.toXML();
 178         //     expect(xmlOut.split('\n  ')[0]).to.equal('<section>', 'nesting start ok');
 179         //     expect(xmlOut.split('\n').slice(-1)[0]).to.equal('</section>', 'nesting end ok');
 180
 181         // });
 182
 183         // it('doesn\'t nest new children inline elements', function() {
 184         //     var doc = getDocumentFromXML('<section></section>');
 185
 186         //     doc.root.append({tag: 'span'});
 187
 188         //     var xmlOut = doc.toXML();
 189         //     expect(xmlOut).to.equal('<section><span></span></section>');
 190         // });
 191
 192         it('keeps original white space at the end of text', function() {
 193
 194             var xmlIn = '<header>    Some text ended with white space \
 195             \
 196             <span class="uri">Some text</span> some text\
 197         \
 198         </header>',
 199                 doc = getDocumentFromXML(xmlIn),
 200                 xmlOut = doc.toXML();
 201
 202             expect(xmlOut).to.equal(xmlIn);
 203         });
 204
 205         it('keeps white space around text node', function() {
 206             var xmlIn = '<section>\
 207             <header>header1</header>\
 208             Some text surrounded by white space\
 209             <header>header2</header>\
 210         </section>',
 211                 doc = getDocumentFromXML(xmlIn),
 212                 xmlOut = doc.toXML();
 213             expect(xmlOut).to.equal(xmlIn);
 214         });
 215
 216         it('keeps white space around text node - last node case', function() {
 217             var xmlIn = '<section>\
 218             <header>header</header>\
 219                 \
 220             Some text surrounded by white space\
 221                 \
 222         </section>',
 223                 doc = getDocumentFromXML(xmlIn),
 224                 xmlOut = doc.toXML();
 225
 226             expect(xmlOut).to.equal(xmlIn);
 227         });
 228
 229         it('keeps white space after detaching text element', function() {
 230             var xmlIn = '<section><header>header</header>\n\
 231                 \n\
 232             text1\n\
 233                 \n\
 234         </section>',
 235                 expectedXmlOut = '<section><header>header</header>\n\
 236                 \n\
 237             \n\
 238                 \n\
 239         </section>',
 240                 doc = getDocumentFromXML(xmlIn),
 241                 contents = doc.root.contents(),
 242                 text = contents[contents.length-1];
 243
 244             expect(text.getText()).to.equal('text1');
 245
 246             text.detach();
 247
 248             var xmlOut = doc.toXML();
 249             expect(xmlOut).to.equal(expectedXmlOut);
 250         });
 251
 252     });
 253
 254 });
 255
 256 });