gistfile1.js

describe('Element.get/set/erase property exaustive',  (function(){
	var tagsAttrs = {
		label: ['for'],
		input: ['data-something', 'id', 'name', 'value', 'maxLength', 'readOnly', 'defaultValue', 'accessKey', 'checked', 'disabled', 'multiple', 'selected', 'noresize', 'onkeypress', 'onkeydown', 'onkeyup'],
		button: ['type'], // theres a bug on safari while using type as an expando (el.type) with button elements
		a: ['href', 'title', 'text', 'class', 'html', 'onclick', 'ondblclick', 'onmousedown', 'onmouseup', 'onmouseover', 'onmousemove', 'onmouseout'],
		img: ['src', 'ismap', 'useMap', 'tabIndex'],
		table: ['cellPadding', 'cellSpacing'],
		td: ['colSpan', 'rowSpan'],
		iframe: ['frameBorder'],
		script: ['defer'],
		object: ['declare'],
		style: ['lang', 'dir']
	};
	
	var valueTypes = {
		bools: {'compact': 1, 'nowrap': 1, 'ismap': 1, 'declare': 1, 'noshade': 1, 'checked': 1, 'disabled': 1, 'readonly': 1, 'multiple': 1, 'selected': 1, 'noresize': 1, 'defer': 1, 'readonly': 1},
		functions: {'onclick': 1, 'ondblclick': 1, 'onmousedown': 1, 'onmouseup': 1, 'onmouseover': 1, 'onmousemove': 1, 'onmouseout': 1, 'onkeypress': 1, 'onkeydown': 1, 'onkeyup': 1},
		numerics: {'cellpadding': 1, 'cellspacing': 1, 'colspan': 1, 'frameborder': 1, 'maxlength': 1, 'rowspan': 1, 'tabindex': 1},
		strings: {'src' : 1, 'name': 1, 'href': 1, 'id': 1, 'title': 1, 'for': 1, 'value': 1, 'type': 1, 'html': 1, 'class': 1, 'text': 1, 'lang': 1, 'dir': 1, 'defaultvalue': 1, 'accesskey': 1, 'usemap': 1, 'data-something': 1}
	};
	
	var $empty = function(){};
	
	var setValues = {
		bools: {'setTo': true},
		functions: {'setTo': $empty},
		numerics: {'setTo': 20},
		strings: {'setTo': 'ltr'}
	};
	
	var specs = {};
	
	var createSpec = function(element, attr){
		specs['should set/get/erase property "' + attr + '" on a "' + element.tagName + '" element'] = (function(){
			var loweredAttr = attr.toLowerCase();
			for(attrValueType in valueTypes){
				if(valueTypes[attrValueType][loweredAttr]){
					return (function(){
						var type = attrValueType;
						return function(){
							value_of($chk(Element.getProperty(element, attr)) ? Element.getProperty(element, attr) : null).should_be_null();
							Element.setProperty(element, attr, setValues[type].setTo);
							value_of(Element.getProperty(element, attr)).should_be(setValues[type].setTo);
							Element.removeProperty(element, attr);
							value_of($chk(Element.getProperty(element, attr)) ? Element.getProperty(element, attr) : null).should_be_null();
						};
					})();
				}
			}
		})();
	};
	
	for (tag in tagsAttrs){
		var element = $(document.createElement(tag));
		for(var i = 0; i < tagsAttrs[tag].length; i++){
			var loweredTag = tagsAttrs[tag][i].toLowerCase();
			createSpec(element, tagsAttrs[tag][i]);
			if(loweredTag !== tagsAttrs[tag][i]) createSpec(element, loweredTag);
		}
	}
	
	return specs;
})()