Files
openlayers/test/spec/ol/render/canvas/labelcache.test.js
2019-01-23 21:52:22 +01:00

28 lines
933 B
JavaScript

import LabelCache from '../../../../../src/ol/render/canvas/LabelCache';
describe('ol.render.canvas.LabelCache', function() {
it('#prune()', function() {
const labelCache = new LabelCache(1);
labelCache.set('key1', document.createElement('canvas'));
labelCache.set('key2', document.createElement('canvas'));
labelCache.prune();
expect(labelCache.getCount()).to.be(1);
});
it('#prune() leaves used labels untouched until consumer is released', function() {
const labelCache = new LabelCache(1);
labelCache.set('key1', document.createElement('canvas'));
labelCache.set('key2', document.createElement('canvas'));
const consumer = {};
labelCache.get('key1', consumer);
labelCache.get('key2', consumer);
labelCache.prune();
expect(labelCache.getCount()).to.be(2);
labelCache.release(consumer);
labelCache.prune();
expect(labelCache.getCount()).to.be(1);
});
});