3 <script src="../../lib/OpenLayers.js"></script>
4 <script type="text/javascript">
6 var name = "PointTrack Layer";
8 function test_Layer_PointTrack_constructor(t) {
11 var layer = new OpenLayers.Layer.PointTrack(name);
12 t.ok(layer instanceof OpenLayers.Layer.PointTrack, "new OpenLayers.Layer.PointTrack returns correct object" );
13 t.ok(layer.addNodes, "layer has an addNodes method");
17 function test_Layer_PointTrack_addNodes(t) {
20 var layer = new OpenLayers.Layer.PointTrack(name,
21 {dataFrom: OpenLayers.Layer.PointTrack.dataFrom.TARGET_NODE});
23 var point1 = new OpenLayers.Geometry.Point(-111.04, 45.68);
24 var sourceNode = new OpenLayers.Feature.Vector(point1);
25 var point2 = new OpenLayers.Geometry.Point(-112.34, 45.67);
26 var targetNode = new OpenLayers.Feature.Vector(point2, {foo: "bar"});
27 layer.addNodes([sourceNode, targetNode]);
29 t.eq(layer.features.length, 1, "OpenLayers.Layer.PointTrack.addNodes creates one feature from two vector point features");
30 t.eq(layer.features[0].geometry.CLASS_NAME, "OpenLayers.Geometry.LineString", "The created feature has a LineString geometry");
31 var geometry = layer.features[0].geometry;
32 t.eq(geometry.components[0].x, -111.04, "The x of the first point of the line equals the x of the first point added to the layer");
33 t.eq(geometry.components[1].y, 45.67, "The y of the second point of the line equals the y of the second point added to the layer");
34 t.eq(layer.features[0].attributes.foo, "bar", "OpenLayers.Layer.PointTrack.addNodes assigns the attributes of the target node correctly");
36 layer.dataFrom = OpenLayers.Layer.PointTrack.dataFrom.SOURCE_NODE;
38 point1 = new OpenLayers.Geometry.Point(-123.54, 45.67);
39 sourceNode = new OpenLayers.Feature.Vector(point1, {foo: "bar"});
40 point2 = new OpenLayers.Geometry.Point(-123.21, 45.32);
41 targetNode = new OpenLayers.Feature.Vector(point2);
42 layer.addNodes([sourceNode, targetNode]);
44 t.eq(layer.features.length, 2, "added another two points, so the layer now has two features");
45 t.eq(layer.features[1].attributes.foo, "bar", "OpenLayers.Layer.PointTrack.addNodes assigns the attributes of the source node correctly");
47 point1 = new OpenLayers.LonLat(-123.58, 45.69);
48 sourceNode = new OpenLayers.Feature(null, point1);
49 point2 = new OpenLayers.LonLat(-123.25, 45.37);
50 targetNode = new OpenLayers.Feature(null, point2);
51 sourceNode.data = {foo: "bar"};
52 layer.addNodes([sourceNode, targetNode]);
54 t.eq(layer.features.length, 3, "added another two points, this time from features, so the layer now has two features");
55 t.eq(layer.features[2].geometry.components[0].x, -123.58, "The x of the first point of the line equals the x of the first point added to the layer");
56 t.eq(layer.features[2].geometry.components[1].y, 45.37, "The y of the second point of the line equals the x of the second point added to the layer");
57 t.eq(layer.features[2].data, sourceNode.data, "OpenLayers.Layer.PointTrack.addNodes assigns the data of the source node correctly");
61 function test_Layer_PointTrack_destroy (t) {
63 layer = new OpenLayers.Layer.PointTrack(name);
64 var map = new OpenLayers.Map('map');
66 t.eq(layer.map.layers.length, 1, "layer added to the map successfully");
68 t.eq(layer.map, null, "layer.map is null after destroy");
69 t.eq(layer.getFeatureFromEvent({'target':'map'}), null, "getFeatureIdFromEvent doesn't cause an error when called on layer which has been destroyed.");
77 <div id="map" style="width:500px;height:550px"></div>