describe('onRemove', function () {

	/////////////////////////////

	// SETUP FOR EACH TEST

	/////////////////////////////

	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, { maxZoom: 18, trackResize: false });



		map.fitBounds(new L.LatLngBounds([

			[1, 1],

			[2, 2]

		]));

	});



	afterEach(function () {

		map.remove();

		document.body.removeChild(div);



		map = div = null;

	});



	/////////////////////////////

	// TESTS

	/////////////////////////////

	it('removes the shown coverage polygon', function () {



		var group = new L.MarkerClusterGroup();

		var marker = new L.Marker([1.5, 1.5]);

		var marker2 = new L.Marker([1.5, 1.5]);

		var marker3 = new L.Marker([1.5, 1.5]);



		group.addLayer(marker);

		group.addLayer(marker2);

		group.addLayer(marker3);



		map.addLayer(group);



		group._showCoverage({ layer: group._topClusterLevel });



		expect(group._shownPolygon).to.not.be(null);



		map.removeLayer(group);



		expect(group._shownPolygon).to.be(null);

	});

});