Files
openlayers/test/spec/ol/source/tilejsonsource.test.js
Tim Schaub 8725b4fcf4 Merge pull request #4963 from tschaub/xhr-failures
Handle more XHR errors in the TileJSON source
2016-03-04 09:26:16 +01:00

98 lines
2.7 KiB
JavaScript

goog.provide('ol.test.source.TileJSON');
describe('ol.source.TileJSON', function() {
describe('#getState', function() {
it('returns ol.source.State.ERROR on HTTP 404', function() {
var source = new ol.source.TileJSON({
url: 'invalid.jsonp'
});
source.on('change', function() {
expect(source.getState()).to.eql('error');
});
});
it('returns ol.source.State.ERROR on CORS issues', function() {
var source = new ol.source.TileJSON({
url: 'http://example.com'
});
source.on('change', function() {
expect(source.getState()).to.eql('error');
});
});
it('returns ol.source.State.ERROR on JSON parsing issues', function() {
var source = new ol.source.TileJSON({
url: '/'
});
source.on('change', function() {
expect(source.getState()).to.eql('error');
});
});
});
describe('tileUrlFunction', function() {
var source, tileGrid;
beforeEach(function(done) {
source = new ol.source.TileJSON({
url: 'spec/ol/data/tilejson.json'
});
var key = source.on('change', function() {
if (source.getState() === 'ready') {
ol.Observable.unByKey(key);
tileGrid = source.getTileGrid();
done();
}
});
});
it('uses the correct tile coordinates', function() {
var coordinate = [829330.2064098881, 5933916.615134273];
var regex = /\/([0-9]*\/[0-9]*\/[0-9]*)\.png$/;
var tileUrl;
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 0));
expect(tileUrl.match(regex)[1]).to.eql('0/0/0');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 1));
expect(tileUrl.match(regex)[1]).to.eql('1/1/0');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 2));
expect(tileUrl.match(regex)[1]).to.eql('2/2/1');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 3));
expect(tileUrl.match(regex)[1]).to.eql('3/4/2');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 4));
expect(tileUrl.match(regex)[1]).to.eql('4/8/5');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 5));
expect(tileUrl.match(regex)[1]).to.eql('5/16/11');
tileUrl = source.tileUrlFunction(
tileGrid.getTileCoordForCoordAndZ(coordinate, 6));
expect(tileUrl.match(regex)[1]).to.eql('6/33/22');
});
});
});
goog.require('ol.events');
goog.require('ol.source.State');
goog.require('ol.source.TileJSON');
goog.require('ol.Observable');