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|   1 <!DOCTYPE html> |  | 
|   2 <html> |  | 
|   3 <head> |  | 
|   4 <script src="../../js/resources/js-test-pre.js"></script> |  | 
|   5 <script src="resources/microdata-common.js"></script> |  | 
|   6 </head> |  | 
|   7 <body> |  | 
|   8 <p>This tests the behavior of properties collection on adding or removing itemsc
    ope attribute.</p> |  | 
|   9 <div id="console"></div> |  | 
|  10 <script> |  | 
|  11 var element = createElement('div', {}, '<div itemprop="foo">bar</div>'); |  | 
|  12  |  | 
|  13 debug("<br>The properties collection must be empty if the element does not have 
    an itemscope attribute."); |  | 
|  14 shouldBeTrue("element.properties.length == '0'"); |  | 
|  15 shouldBeTrue("element.properties[0] == undefined"); |  | 
|  16 shouldBeTrue("element.properties.item(0) == undefined"); |  | 
|  17  |  | 
|  18 debug("<br>The properties collection must become populated if we add itemscope a
    ttribute."); |  | 
|  19 element.itemScope = true; |  | 
|  20 shouldBeTrue("element.properties.length == '1'"); |  | 
|  21 shouldBeTrue("element.properties[0] == element.firstChild"); |  | 
|  22 shouldBeTrue("element.properties.item(0) == element.firstChild"); |  | 
|  23  |  | 
|  24 debug("<br>The properties collection must become empty if we remove itemscope at
    tribute."); |  | 
|  25 element.itemScope = false; |  | 
|  26 shouldBeTrue("element.properties.length == '0'"); |  | 
|  27 shouldBeTrue("element.properties[0] == undefined"); |  | 
|  28 shouldBeTrue("element.properties.item(0) == undefined"); |  | 
|  29  |  | 
|  30 </script> |  | 
|  31 <script src="../../js/resources/js-test-post.js"></script> |  | 
|  32 </body> |  | 
|  33 </html> |  | 
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