EVOLUTION-MANAGER

Edit File: getLayersSpec.js

describe('getLayers', 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('hits polygons and markers before adding to map', function () {
		var group = new L.MarkerClusterGroup();
		var polygon = new L.Polygon([[1.5, 1.5], [2.0, 1.5], [2.0, 2.0], [1.5, 2.0]]);
		var marker = new L.Marker([1.5, 1.5]);

group.addLayers([polygon, marker]);

var layers = group.getLayers();

expect(layers.length).to.be(2);
		expect(layers).to.contain(marker);
		expect(layers).to.contain(polygon);
	});

it('hits polygons and markers after adding to map', function () {
		var group = new L.MarkerClusterGroup();
		var polygon = new L.Polygon([[1.5, 1.5], [2.0, 1.5], [2.0, 2.0], [1.5, 2.0]]);
		var marker = new L.Marker([1.5, 1.5]);

group.addLayers([polygon, marker]);
		map.addLayer(group);

var layers = group.getLayers();
		
		expect(layers.length).to.be(2);
		expect(layers).to.contain(marker);
		expect(layers).to.contain(polygon);
	});

it('skips markers and polygons removed while not on the map', function () {
		var group = new L.MarkerClusterGroup();
		var polygon = new L.Polygon([[1.5, 1.5], [2.0, 1.5], [2.0, 2.0], [1.5, 2.0]]);
		var marker = new L.Marker([1.5, 1.5]);

group.addLayers([polygon, marker]);

map.addLayer(group);
		map.removeLayer(group);

group.removeLayers([polygon, marker]);

var layers = group.getLayers();

expect(layers.length).to.be(0);
	});
});