Files
openlayers/test/spec/ol/vectortile.test.js
2019-01-09 13:45:01 +01:00

39 lines
1.3 KiB
JavaScript

import Feature from '../../../src/ol/Feature.js';
import {defaultLoadFunction} from '../../../src/ol/source/VectorTile.js';
import VectorTile from '../../../src/ol/VectorTile.js';
import {listen} from '../../../src/ol/events.js';
import TextFeature from '../../../src/ol/format/TextFeature.js';
import {get as getProjection} from '../../../src/ol/proj.js';
import Projection from '../../../src/ol/proj/Projection.js';
describe('ol.VectorTile', function() {
it('loader sets features on the tile and updates proj units', function(done) {
// mock format that return a tile-pixels feature
const format = new TextFeature();
format.readProjection = function(source) {
return new Projection({
code: '',
units: 'tile-pixels'
});
};
format.readFeatures = function(source, options) {
return [new Feature()];
};
const tile = new VectorTile([0, 0, 0], null, null, format);
const url = 'spec/ol/data/point.json';
defaultLoadFunction(tile, url);
const loader = tile.loader_;
listen(tile, 'change', function(e) {
expect(tile.getFeatures().length).to.be.greaterThan(0);
expect(tile.getProjection().getUnits()).to.be('tile-pixels');
done();
});
loader.call(tile, [], 1, getProjection('EPSG:3857'));
});
});