Adding ol.source.Vector unit tests

2013-02-15 16:25:47 +01:00
parent 8cc65756bc
commit 8c03abdaa2
1 changed files with 83 additions and 0 deletions
--- a/test/spec/ol/source/vectorsource.test.js
+++ b/test/spec/ol/source/vectorsource.test.js
@@ -0,0 +1,83 @@
+goog.provide('ol.test.source.Vector');
+
+
+describe('ol.source.Vector', function() {
+    
+  var vectorSource, features;
+
+  beforeEach(function() {
+    features = [
+      new ol.Feature(new ol.geom.Point([16.0, 48.0])),
+      new ol.Feature(new ol.geom.Point([16.1, 48.1])),
+      new ol.Feature(new ol.geom.Point([16.2, 48.2])),
+      new ol.Feature(new ol.geom.Point([16.3, 48.3])),
+      new ol.Feature(new ol.geom.LineString([[16.4, 48.4], [16.5, 48.5]])),
+      new ol.Feature(new ol.geom.LineString([[16.6, 48.6], [16.7, 48.7]])),
+      new ol.Feature(new ol.geom.LineString([[16.8, 48.8], [16.9, 48.9]])),
+      new ol.Feature(new ol.geom.LineString([[17.0, 49.0], [17.1, 49.1]]))
+    ];
+    vectorSource = new ol.source.Vector({
+      projection: ol.Projection.getFromCode('EPSG:4326')
+    });
+    vectorSource.addFeatures(features);
+  });
+
+  it('has working addFeatures and getFeatures methods', function() {
+    var featuresInSource = vectorSource.getFeatures();
+    expect(featuresInSource.length).toEqual(features.length);
+    expect(featuresInSource).toContain(features[0]);
+    vectorSource.addFeatures([new ol.Feature()]);
+    expect(vectorSource.getFeatures().length).toEqual(features.length + 1);
+  });
+    
+  var geomFilter = new ol.filter.Geometry(ol.geom.GeometryType.LINESTRING);
+  var extentFilter = new ol.filter.Extent(new ol.Extent(16, 48, 16.3, 48.3));
+
+  it('can filter by geometry type using its GeometryType index', function() {
+    spyOn(geomFilter, 'evaluate');
+    var lineStrings = vectorSource.getFeatures(geomFilter);
+    expect(geomFilter.evaluate).not.toHaveBeenCalled();
+    expect(lineStrings.length).toEqual(4);
+    expect(lineStrings).toContain(features[4]);
+  });
+  
+  it('can filter by extent using its RTree', function() {
+    spyOn(extentFilter, 'evaluate');
+    var subset = vectorSource.getFeatures(extentFilter);
+    expect(extentFilter.evaluate).not.toHaveBeenCalled();
+    expect(subset.length).toEqual(4);
+    expect(subset).not.toContain(features[7]);
+  });
+  
+  it('can filter by extent and geometry type using its index', function() {
+    var filter1 = new ol.filter.Logical([geomFilter, extentFilter],
+        ol.filter.LogicalOperator.AND);
+    var filter2 = new ol.filter.Logical([extentFilter, geomFilter],
+        ol.filter.LogicalOperator.AND);
+    spyOn(filter1, 'evaluate');
+    spyOn(filter2, 'evaluate');
+    var subset1 = vectorSource.getFeatures(filter1);
+    var subset2 = vectorSource.getFeatures(filter2);
+    expect(filter1.evaluate).not.toHaveBeenCalled();
+    expect(filter2.evaluate).not.toHaveBeenCalled();
+    expect(subset1.length).toEqual(0);
+    expect(subset2.length).toEqual(0);
+  });
+  
+  it('can handle any query using the filter\'s evaluate function', function() {
+    var filter = new ol.filter.Logical([geomFilter, extentFilter],
+        ol.filter.LogicalOperator.OR);
+    spyOn(filter, 'evaluate').andCallThrough();
+    var subset = vectorSource.getFeatures(filter);
+    expect(filter.evaluate).toHaveBeenCalled();
+    expect(subset.length).toEqual(8);
+  });
+
+});
+
+goog.require('ol.Projection');
+goog.require('ol.filter.GeometryType');
+goog.require('ol.geom.GeometryType');
+goog.require('ol.geom.Point');
+goog.require('ol.geom.LineString');
+goog.require('ol.source.Vector');