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Add more ol.TileQueue tests

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This commit is contained in:
Frederic Junod
2016-03-16 09:39:37 +01:00
parent c30ecace75
commit 24886f2710
1 changed files with 40 additions and 3 deletions
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43
test/spec/ol/tilequeue.test.js
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@@ -14,15 +14,16 @@ describe('ol.TileQueue', function() {
}
var tileId = 0;
function createImageTile() {
function createImageTile(opt_tileLoadFunction) {
++tileId;
var tileCoord = [tileId, tileId, tileId];
var state = ol.TileState.IDLE;
var src = 'data:image/gif;base64,R0lGODlhAQABAPAAAP8AAP///' +
'yH5BAAAAAAALAAAAAABAAEAAAICRAEAOw==#' + tileId;
return new ol.ImageTile(tileCoord, state, src, null,
ol.source.Image.defaultImageLoadFunction);
var tileLoadFunction = opt_tileLoadFunction ?
opt_tileLoadFunction : ol.source.Image.defaultImageLoadFunction;
return new ol.ImageTile(tileCoord, state, src, null, tileLoadFunction);
}
describe('#loadMoreTiles()', function() {
@@ -121,11 +122,47 @@ describe('ol.TileQueue', function() {
});
});
describe('tile change event', function() {
var noop = function() {};
it('abort queued tiles', function() {
var tq = new ol.TileQueue(noop, noop);
var tile = createImageTile();
expect(tile.hasListener(ol.events.EventType.CHANGE)).to.be(false);
tq.enqueue([tile]);
expect(tile.hasListener(ol.events.EventType.CHANGE)).to.be(true);
tile.dispose();
expect(tile.hasListener(ol.events.EventType.CHANGE)).to.be(false);
expect(tile.getState()).to.eql(ol.TileState.ABORT);
});
it('abort loading tiles', function() {
var tq = new ol.TileQueue(noop, noop);
var tile = createImageTile(noop);
tq.enqueue([tile]);
tq.loadMoreTiles(Infinity, Infinity);
expect(tq.getTilesLoading()).to.eql(1);
expect(tile.getState()).to.eql(ol.TileState.LOADING);
tile.dispose();
expect(tq.getTilesLoading()).to.eql(0);
expect(tile.hasListener(ol.events.EventType.CHANGE)).to.be(false);
expect(tile.getState()).to.eql(ol.TileState.ABORT);
});
});
});
goog.require('ol.ImageTile');
goog.require('ol.Tile');
goog.require('ol.TileState');
goog.require('ol.TileQueue');
goog.require('ol.events.EventType');
goog.require('ol.source.Image');
goog.require('ol.structs.PriorityQueue');