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Test for vector source load method

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This commit is contained in:
Tim Schaub
2013-11-19 15:29:31 -07:00
parent 6229c0a1d4
commit 1f6d9fc5ae
3 changed files with 67 additions and 3 deletions
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53
test/spec/ol/source/vectorsource.test.js
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@@ -3,21 +3,65 @@ goog.provide('ol.test.source.Vector');
describe('ol.source.Vector', function() {
var url = 'spec/ol/source/vectorsource/single-feature.json';
describe('constructor', function() {
it('creates an instance', function() {
var source = new ol.source.Vector();
expect(source).to.be.a(ol.source.Vector);
expect(source).to.be.a(ol.source.Source);
});
it('accepts features', function() {
var features = [new ol.Feature()];
var source = new ol.source.Vector({
features: features
});
expect(source).to.be.a(ol.source.Vector);
expect(source.getFeatures()).to.eql(features);
});
it('accepts url and parser', function() {
var source = new ol.source.Vector({
url: url,
parser: new ol.parser.GeoJSON()
});
expect(source).to.be.a(ol.source.Vector);
});
});
describe('#load()', function() {
it('triggers loading of features', function() {
var source = new ol.source.Vector({
url: url,
parser: new ol.parser.GeoJSON()
});
expect(source.loadState_).to.be(ol.source.VectorLoadState.IDLE);
var triggered = source.load([-1, -1, 1, 1], ol.proj.get('EPSG:4326'));
expect(triggered).to.be(true);
expect(source.loadState_).to.be(ol.source.VectorLoadState.LOADING);
});
it('returns false when already loading', function() {
var source = new ol.source.Vector({
url: url,
parser: new ol.parser.GeoJSON()
});
source.load([-1, -1, 1, 1], ol.proj.get('EPSG:4326'));
// second call with same extent
var triggered = source.load([-1, -1, 1, 1], ol.proj.get('EPSG:4326'));
expect(triggered).to.be(false);
expect(source.loadState_).to.be(ol.source.VectorLoadState.LOADING);
});
});
describe('#addFeatures()', function() {
it('allows adding features', function() {
var source = new ol.source.Vector();
source.addFeatures([new ol.Feature(), new ol.Feature()]);
expect(goog.object.getCount(source.featureCache_.getFeaturesObject()))
.to.eql(2);
var features = [new ol.Feature()];
source.addFeatures(features);
expect(source.getFeatures()).to.eql(features);
});
});
@@ -88,7 +132,10 @@ goog.require('goog.object');
goog.require('ol.Feature');
goog.require('ol.geom.LineString');
goog.require('ol.geom.Point');
goog.require('ol.parser.GeoJSON');
goog.require('ol.proj');
goog.require('ol.source.FeatureCache');
goog.require('ol.source.Source');
goog.require('ol.source.Vector');
goog.require('ol.source.VectorEventType');
goog.require('ol.source.VectorLoadState');