text: describe('MouseWheelHandler', function() {
      var map;
  
      beforeEach(function() {
          div = document.createElement('div');
          div.id = +new Date();
          div.style.width = 500;
          div.style.height = 500;
  
          var template = 'http://{S}tile.openstreetmap.org/{Z}/{X}/{Y}.png';
          var subdomains = [ '', 'a.', 'b.', 'c.' ];
          var provider = new MM.TemplatedLayer(template, subdomains);
  
          map = new MM.Map(div, provider, [
              new MM.MouseWheelHandler()
          ]);
          map.setCenterZoom(new MM.Location(0, 0), 0);
      });
  
      it('zooms in the map', function() {
          runs(function() {
              happen.once(map.parent, {
                  type: 'mousewheel',
                  detail: -100
              });
          });
  
          waits(300);
  
          runs(function() {
              happen.once(map.parent, {
                  type: 'mousewheel',
                  detail: -200
              });
              expect(map.getZoom()).toEqual(1);
          });
      });
  });
  