openlayers/tests/Filter/Spatial.html

   1 <html>
   2 <head>
   3     <script src="../../lib/OpenLayers.js"></script>
   4     <script type="text/javascript">
   5
   6     function test_constructor(t) {
   7         t.plan(3);
   8
   9         var options = {'foo': 'bar'};
  10         var filter = new OpenLayers.Filter.Spatial(options);
  11         t.ok(filter instanceof OpenLayers.Filter.Spatial,
  12              "new OpenLayers.Filter.Spatial returns object" );
  13         t.eq(filter.foo, "bar", "constructor sets options correctly");
  14         t.eq(typeof filter.evaluate, "function", "filter has an evaluate function");
  15     }
  16
  17     function test_destroy(t) {
  18         t.plan(1);
  19
  20         var filter = new OpenLayers.Filter.Spatial();
  21         filter.destroy();
  22         t.eq(filter.symbolizer, null, "symbolizer hash nulled properly");
  23     }
  24
  25     function test_evaluate(t) {
  26         t.plan(4);
  27
  28         var filer, feature, res, geom, bounds;
  29
  30         bounds = new OpenLayers.Bounds(0, 0, 10, 10);
  31         filter = new OpenLayers.Filter.Spatial({
  32             type: OpenLayers.Filter.Spatial.BBOX,
  33             value: bounds
  34         });
  35
  36         // 1 test
  37         feature = new OpenLayers.Feature.Vector(
  38             new OpenLayers.Geometry.Point(2, 2));
  39         res = filter.evaluate(feature);
  40         t.eq(res, true,
  41             "evaluates returns correct value when feature intersects bounds");
  42
  43         // 1 test
  44         feature = new OpenLayers.Feature.Vector(
  45             new OpenLayers.Geometry.Point(20, 20));
  46         res = filter.evaluate(feature);
  47         t.eq(res, false,
  48             "evaluates returns correct value when feature does not intersect bounds");
  49
  50         // 1 test
  51         geom = bounds.toGeometry();
  52         feature = new OpenLayers.Feature.Vector(
  53             new OpenLayers.Geometry.Point(2, 2));
  54         filter = new OpenLayers.Filter.Spatial({
  55             type: OpenLayers.Filter.Spatial.INTERSECTS,
  56             value: geom
  57         });
  58         res = filter.evaluate(feature);
  59         t.eq(res, true,
  60             "evaluates returns correct value when feature intersects bounds");
  61
  62         // 1 test
  63         geom = bounds.toGeometry();
  64         feature = new OpenLayers.Feature.Vector(
  65             new OpenLayers.Geometry.Point(20, 20));
  66         filter = new OpenLayers.Filter.Spatial({
  67             type: OpenLayers.Filter.Spatial.INTERSECTS,
  68             value: geom
  69         });
  70         res = filter.evaluate(feature);
  71         t.eq(res, false,
  72             "evaluates returns correct value when feature does not intersect bounds");
  73     }
  74
  75     function test_clone(t) {
  76
  77         t.plan(2);
  78
  79         var bounds = new OpenLayers.Bounds(0, 0, 10, 10);
  80         var filter = new OpenLayers.Filter.Spatial({
  81             type: OpenLayers.Filter.Spatial.BBOX,
  82             value: bounds
  83         });
  84
  85         var clone = filter.clone();
  86
  87         // modify the original
  88         filter.value.bottom = -100;
  89
  90         t.eq(clone.type, OpenLayers.Filter.Spatial.BBOX, "clone has proper type");
  91         t.eq(clone.value.toBBOX(), "0,0,10,10", "clone has proper value");
  92
  93         filter.destroy();
  94         clone.destroy();
  95
  96     }
  97
  98
  99     </script>
 100 </head>
 101 <body>
 102 </body>
 103 </html>