text: ﻿describe('onAdd', function () {
  	var map, div;
  	beforeEach(function () {
  		div = document.createElement('div');
  		div.style.width = '200px';
  		div.style.height = '200px';
  		document.body.appendChild(div);
  
  		map = L.map(div);
  
  		map.fitBounds(new L.LatLngBounds([
  			[1, 1],
  			[2, 2]
  		]));
  	});
  	afterEach(function () {
  		document.body.removeChild(div);
  	});
  
  
  	it('throws an error if maxZoom is not specified', function () {
  
  		var group = new L.MarkerClusterGroup();
  		var marker = new L.Marker([1.5, 1.5]);
  
  		group.addLayer(marker);
  
  		var ex = null;
  		try {
  			map.addLayer(group);
  		} catch (e) {
  			ex = e;
  		}
  
  		expect(ex).to.not.be(null);
  	});
  
  	it('successfully handles removing and re-adding a layer while not on the map', function () {
  		map.options.maxZoom = 18;
  		var group = new L.MarkerClusterGroup();
  		var marker = new L.Marker([1.5, 1.5]);
  
  		map.addLayer(group);
  		group.addLayer(marker);
  
  		map.removeLayer(group);
  		group.removeLayer(marker);
  		group.addLayer(marker);
  
  		map.addLayer(group);
  
  		expect(map.hasLayer(group)).to.be(true);
  		expect(group.hasLayer(marker)).to.be(true);
  	});
  });