100b85a7b0
To dispatch events, the interaction base class now inherits from goog.events.EventTarget.
85 lines
2.5 KiB
JavaScript
85 lines
2.5 KiB
JavaScript
goog.provide('ol.test.interaction.Select');
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describe('ol.interaction.Select', function() {
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var map, target, select, vector, features;
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beforeEach(function() {
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target = document.createElement('div');
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target.style.width = '256px';
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target.style.height = '256px';
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document.body.appendChild(target);
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map = new ol.Map({
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target: target
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});
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features = ol.parser.GeoJSON.read(JSON.stringify({
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'type': 'FeatureCollection',
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'features': [{
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'type': 'Feature',
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'geometry': {
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'type': 'Point',
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'coordinates': [-1, 1]
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}
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}, {
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'type': 'Feature',
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'geometry': {
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'type': 'Point',
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'coordinates': [1, -1]
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}
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}]
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}));
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vector = new ol.layer.Vector({source: new ol.source.Vector({})});
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vector.addFeatures(features);
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select = new ol.interaction.Select({
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layerFilter: function(layer) { return layer === vector; }
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});
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map.getInteractions().push(select);
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});
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afterEach(function() {
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goog.dispose(select);
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goog.dispose(map);
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document.body.removeChild(target);
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select = null;
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map = null;
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target = null;
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});
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describe('#select', function() {
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it('toggles selection of features', function() {
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select.select(map, [features], [vector]);
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var layer = select.selectionLayers[goog.getUid(map)]
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.layers[goog.getUid(vector)];
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expect(goog.object.getCount(layer.featureCache_.idLookup_)).to.be(2);
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select.select(map, [features], [vector]);
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expect(goog.object.getCount(layer.featureCache_.idLookup_)).to.be(0);
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});
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it('can append features to an existing selection', function() {
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select.select(map, [[features[0]]], [vector]);
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select.select(map, [[features[1]]], [vector]);
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var layer = select.selectionLayers[goog.getUid(map)]
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.layers[goog.getUid(vector)];
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expect(goog.object.getCount(layer.featureCache_.idLookup_)).to.be(2);
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});
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it('can clear a selection before selecting new features', function() {
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select.select(map, [[features[0]]], [vector], true);
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select.select(map, [[features[1]]], [vector], true);
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var layer = select.selectionLayers[goog.getUid(map)]
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.layers[goog.getUid(vector)];
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expect(goog.object.getCount(layer.featureCache_.idLookup_)).to.be(1);
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});
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});
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});
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goog.require('goog.dispose');
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goog.require('goog.object');
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goog.require('ol.Map');
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goog.require('ol.interaction.Select');
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goog.require('ol.layer.Vector');
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goog.require('ol.parser.GeoJSON');
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goog.require('ol.source.Vector');
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