describe('getVisibleParent', function () {

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

	// SETUP FOR EACH TEST

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

	var group, 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 () {

		group.clearLayers();

		map.removeLayer(group);

		map.remove();

		document.body.removeChild(div);



		group = map = div = null;

	});



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

	// TESTS

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

	it('gets the marker if the marker is visible', function () {

		group = new L.MarkerClusterGroup();

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



		group.addLayer(marker);

		map.addLayer(group);



		var vp = group.getVisibleParent(marker);



		expect(vp).to.be(marker);

	});



	it('gets the visible cluster if it is clustered', function () {

		group = new L.MarkerClusterGroup();

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

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



		group.addLayers([marker, marker2]);

		map.addLayer(group);



		var vp = group.getVisibleParent(marker);



		expect(vp).to.be.a(L.MarkerCluster);

		expect(vp._icon).to.not.be(null);

		expect(vp._icon).to.not.be(undefined);

	});



	it('returns null if the marker and parents are all not visible', function () {

		group = new L.MarkerClusterGroup();

		var marker = new L.Marker([5.5, 1.5]);

		var marker2 = new L.Marker([5.5, 1.5]);



		group.addLayers([marker, marker2]);

		map.addLayer(group);



		var vp = group.getVisibleParent(marker);



		expect(vp).to.be(null);

	});

});