Started user control

static/leafletCluster/spec/suites/ChildChangingIconSupportSpec.js

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+describe('support child markers changing icon', function () {
+	var map, div, clock;
+	beforeEach(function () {
+		clock = sinon.useFakeTimers();
+
+		div = document.createElement('div');
+		div.style.width = '200px';
+		div.style.height = '200px';
+		document.body.appendChild(div);
+
+		map = L.map(div, { maxZoom: 18 });
+
+		map.fitBounds(new L.LatLngBounds([
+			[1, 1],
+			[2, 2]
+		]));
+	});
+	afterEach(function () {
+		clock.restore();
+		document.body.removeChild(div);
+	});
+
+	it('child markers end up with the right icon after becoming unclustered', function () {
+
+		var group = new L.MarkerClusterGroup();
+		var marker = new L.Marker([1.5, 1.5], { icon: new L.DivIcon({html: 'Inner1Text' }) });
+		var marker2 = new L.Marker([1.5, 1.5]);
+
+		map.addLayer(group);
+		group.addLayer(marker);
+
+		expect(marker._icon.parentNode).to.be(map._panes.markerPane);
+		expect(marker._icon.innerHTML).to.contain('Inner1Text');
+
+		group.addLayer(marker2);
+
+		expect(marker._icon).to.be(null); //Have been removed from the map
+
+		marker.setIcon(new L.DivIcon({ html: 'Inner2Text' })); //Change the icon
+
+		group.removeLayer(marker2); //Remove the other marker, so we'll become unclustered
+
+		expect(marker._icon.innerHTML).to.contain('Inner2Text');
+	});
+});