Add JS files

include/jQuery/jquery-ui/tests/unit/datepicker/datepicker_test_helpers.js

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+TestHelpers.datepicker = {
+	addMonths: function(date, offset) {
+		var maxDay = 32 - new Date(date.getFullYear(), date.getMonth() + offset, 32).getDate();
+		date.setDate(Math.min(date.getDate(), maxDay));
+		date.setMonth(date.getMonth() + offset);
+		return date;
+	},
+	equalsDate: function(d1, d2, message) {
+		if (!d1 || !d2) {
+			ok(false, message + " - missing date");
+			return;
+		}
+		d1 = new Date(d1.getFullYear(), d1.getMonth(), d1.getDate());
+		d2 = new Date(d2.getFullYear(), d2.getMonth(), d2.getDate());
+		equal(d1.toString(), d2.toString(), message);
+	},
+	init: function( id, options ) {
+		$.datepicker.setDefaults( $.datepicker.regional[ "" ] );
+		return $( id ).datepicker( $.extend( { showAnim: "" }, options || {} ) );
+	},
+	initNewInput: function( options ) {
+		var id = $( "<input>" ).appendTo( "#qunit-fixture" );
+		return TestHelpers.datepicker.init( id, options );
+	},
+	onFocus: function( element, onFocus ) {
+		var fn = function( event ){
+			if( !event.originalEvent ) {
+				return;
+			}
+			element.unbind( "focus", fn );
+			onFocus();
+		};
+
+		element.bind( "focus", fn )[ 0 ].focus();
+	},
+	PROP_NAME: "datepicker"
+};