Fix case for imakewebthings#58 where slide number entered is higher than countNested total but in legal range of actual slide count

Author: imakewebthings

extensions/goto/deck.goto.js

@@ -143,6 +143,7 @@ the deck container.
 			ndx = parseInt($field.val(), 10);
 
 			if (!$[deck]('getOptions').countNested) {
+			  if (ndx >= rootCounter) return false;
 				$.each($[deck]('getSlides'), function(i, $slide) {
 					if ($slide.data('rootIndex') === ndx) {
 						ndx = i + 1;

test/spec.goto.js

@@ -118,16 +118,25 @@ describe('Deck JS Quick Go-To', function() {
 	});
 
 	describe('countNested false', function() {
-		it('should ignore nested slides when given a slide number', function() {
-			loadFixtures('nesteds.html');
+	  beforeEach(function() {
+	    loadFixtures('nesteds.html');
 			$.deck('.slide', {
 				countNested: false
 			});
-			
 			$.deck('showGoTo');
+	  });
+	  
+		it('should ignore nested slides when given a slide number', function() {
 			$(defaults.selectors.gotoInput).val('4');
 			$(defaults.selectors.gotoForm).submit();
 			expect($.deck('getSlide')).toHaveId('after');
 		});
+		
+		it('should respect top side of new slide range', function() {
+		  $.deck('go', 0);
+			$(defaults.selectors.gotoInput).val('6');
+			$(defaults.selectors.gotoForm).submit();
+			expect($.deck('getSlide')).toHaveId('slide-0');
+		});
 	});
 });