108 lines
3.7 KiB
JavaScript
108 lines
3.7 KiB
JavaScript
goog.provide('ol.test.VectorImageTile');
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goog.require('ol.events');
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goog.require('ol.VectorImageTile');
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goog.require('ol.VectorTile');
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goog.require('ol.format.GeoJSON');
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goog.require('ol.proj');
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describe('ol.VectorImageTile', function() {
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it('configures loader that sets features on the source tile', function(done) {
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var format = new ol.format.GeoJSON();
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var url = 'spec/ol/data/point.json';
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var tile = new ol.VectorImageTile([0, 0, 0], 0, url, format,
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ol.VectorImageTile.defaultLoadFunction, [0, 0, 0], function() {
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return url;
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}, ol.tilegrid.createXYZ(), ol.tilegrid.createXYZ(), {},
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1, ol.proj.get('EPSG:3857'), ol.VectorTile);
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tile.load();
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var sourceTile = tile.getTile(tile.tileKeys[0]);
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var loader = sourceTile.loader_;
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expect(typeof loader).to.be('function');
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ol.events.listen(sourceTile, 'change', function(e) {
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expect(sourceTile.getFeatures().length).to.be.greaterThan(0);
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done();
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});
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});
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it('sets ERROR state when source tiles fail to load', function(done) {
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var format = new ol.format.GeoJSON();
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var url = 'spec/ol/data/unavailable.json';
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var tile = new ol.VectorImageTile([0, 0, 0], 0, url, format,
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ol.VectorImageTile.defaultLoadFunction, [0, 0, 0], function() {
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return url;
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}, ol.tilegrid.createXYZ(), ol.tilegrid.createXYZ(), {},
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1, ol.proj.get('EPSG:3857'), ol.VectorTile);
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tile.load();
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ol.events.listen(tile, 'change', function(e) {
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expect(tile.getState()).to.be(ol.TileState.ERROR);
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done();
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});
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});
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it('sets EMPTY state when tile has only empty source tiles', function(done) {
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var format = new ol.format.GeoJSON();
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var url = '';
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var tile = new ol.VectorImageTile([0, 0, 0], 0, url, format,
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ol.VectorImageTile.defaultLoadFunction, [0, 0, 0], function() {},
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ol.tilegrid.createXYZ(), ol.tilegrid.createXYZ(), {},
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1, ol.proj.get('EPSG:3857'), ol.VectorTile);
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tile.load();
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ol.events.listen(tile, 'change', function() {
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expect(tile.getState()).to.be(ol.TileState.EMPTY);
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done();
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});
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});
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it('#dispose() while loading', function() {
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var format = new ol.format.GeoJSON();
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var url = 'spec/ol/data/point.json';
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var tile = new ol.VectorImageTile([0, 0, 0], 0, url, format,
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ol.VectorImageTile.defaultLoadFunction, [0, 0, 0], function() {
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return url;
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}, ol.tilegrid.createXYZ(), ol.tilegrid.createXYZ({tileSize: 512}), {},
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1, ol.proj.get('EPSG:3857'), ol.VectorTile);
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tile.load();
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expect(tile.loadListenerKeys_.length).to.be(4);
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expect(tile.tileKeys.length).to.be(4);
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expect(tile.getState()).to.be(ol.TileState.LOADING);
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tile.dispose();
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expect(tile.loadListenerKeys_.length).to.be(0);
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expect(tile.tileKeys.length).to.be(0);
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expect(tile.sourceTiles_).to.be(null);
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expect(tile.getState()).to.be(ol.TileState.ABORT);
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});
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it('#dispose() when loaded', function(done) {
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var format = new ol.format.GeoJSON();
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var url = 'spec/ol/data/point.json';
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var tile = new ol.VectorImageTile([0, 0, 0], 0, url, format,
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ol.VectorImageTile.defaultLoadFunction, [0, 0, 0], function() {
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return url;
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}, ol.tilegrid.createXYZ(), ol.tilegrid.createXYZ({tileSize: 512}), {},
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1, ol.proj.get('EPSG:3857'), ol.VectorTile);
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tile.load();
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ol.events.listenOnce(tile, 'change', function() {
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expect(tile.getState()).to.be(ol.TileState.LOADED);
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expect(tile.loadListenerKeys_.length).to.be(0);
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expect(tile.tileKeys.length).to.be(4);
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tile.dispose();
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expect(tile.tileKeys.length).to.be(0);
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expect(tile.sourceTiles_).to.be(null);
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expect(tile.getState()).to.be(ol.TileState.ABORT);
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done();
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});
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});
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});
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