+test("attr('tabindex')", function() {
+ expect(5);
+
+ // tabindex 0
+ equals(jQuery('#listWithTabIndex').attr('tabindex'), 0, 'tabindex of 0');
+
+ // positive tabindex
+ equals(jQuery('#linkWithTabIndex').attr('tabindex'), 2, 'tabindex of 2');
+
+ // negative tabindex
+ equals(jQuery('#linkWithNegativeTabIndex').attr('tabindex'), -1, 'negative tabindex');
+
+ // regular element without a tabindex
+ equals(jQuery('#divWithNoTabIndex').attr('tabindex'), undefined, 'no tabindex, not tabbable by default');
+
+ // link without a tabindex
+ equals(jQuery('#linkWithNoTabIndex').attr('tabindex'), undefined, 'no tabindex, tabbable by default');
+});
+
+test("attr('tabindex', value)", function() {
+ expect(9);
+
+ var element = jQuery('#divWithNoTabIndex');
+ equals(element.attr('tabindex'), undefined, 'start with no tabindex');
+
+ // set a positive string
+ element.attr('tabindex', '1');
+ equals(element.attr('tabindex'), 1, 'set tabindex to 1 (string)');
+
+ // set a zero string
+ element.attr('tabindex', '0');
+ equals(element.attr('tabindex'), 0, 'set tabindex to 0 (string)');
+
+ // set a negative string
+ element.attr('tabindex', '-1');
+ equals(element.attr('tabindex'), -1, 'set tabindex to -1 (string)');
+
+ // set a positive number
+ element.attr('tabindex', 1);
+ equals(element.attr('tabindex'), 1, 'set tabindex to 1 (number)');
+
+ // set a zero number
+ element.attr('tabindex', 0);
+ equals(element.attr('tabindex'), 0, 'set tabindex to 0 (number)');
+
+ // set a negative number
+ element.attr('tabindex', -1);
+ equals(element.attr('tabindex'), -1, 'set tabindex to -1 (number)');
+
+ element = jQuery('#linkWithTabIndex');
+ equals(element.attr('tabindex'), 2, 'start with tabindex 2');
+
+ element.attr('tabindex', -1);
+ equals(element.attr('tabindex'), -1, 'set negative tabindex');
+});
+