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Add unit tests for ol.ImageTile

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Frederic Junod
2016-04-27 09:10:27 +02:00
parent 1f48198e95
commit a598737ec5
2 changed files with 65 additions and 0 deletions
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test/spec/ol/imagetile.test.js Normal file
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goog.provide('ol.test.ImageTile');
describe('ol.ImageTile', function() {
describe('#load()', function() {
it('can load idle tile', function(done) {
var tileCoord = [0, 0, 0];
var state = ol.TileState.IDLE;
var src = 'spec/ol/data/osm-0-0-0.png';
var tileLoadFunction = ol.source.Image.defaultImageLoadFunction;
var tile = new ol.ImageTile(tileCoord, state, src, null, tileLoadFunction);
var previousState = tile.getState()
ol.events.listen(tile, ol.events.EventType.CHANGE, function(event) {
var state = tile.getState();
if (previousState == ol.TileState.IDLE) {
expect(state).to.be(ol.TileState.LOADING);
} else if (previousState == ol.TileState.LOADING) {
expect(state).to.be(ol.TileState.LOADED);
done();
} else {
expect().fail();
}
previousState = state;
});
tile.load();
});
it('can load error tile', function(done) {
var tileCoord = [0, 0, 0];
var state = ol.TileState.ERROR;
var src = 'spec/ol/data/osm-0-0-0.png';
var tileLoadFunction = ol.source.Image.defaultImageLoadFunction;
var tile = new ol.ImageTile(tileCoord, state, src, null, tileLoadFunction);
var previousState = tile.getState()
ol.events.listen(tile, ol.events.EventType.CHANGE, function(event) {
var state = tile.getState();
if (previousState == ol.TileState.ERROR) {
expect(state).to.be(ol.TileState.LOADING);
} else if (previousState == ol.TileState.LOADING) {
expect(state).to.be(ol.TileState.LOADED);
done();
} else {
expect().fail();
}
previousState = state;
});
tile.load();
});
});
});
goog.require('ol.events');
goog.require('ol.events.EventType');
goog.require('ol.source.Image');
goog.require('ol.ImageTile');
goog.require('ol.TileState');