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Add Z-index layer ordering tests

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This commit is contained in:
Guillaume Beraudo
2015-09-02 09:56:55 +02:00
parent 3811228ac7
commit 43f72031f9
1 changed files with 48 additions and 1 deletions
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49
test/spec/ol/layer/layergroup.test.js
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@@ -516,14 +516,60 @@ describe('ol.layer.Group', function() {
goog.dispose(layerGroup);
});
it('let order of layers without Z-index unchanged', function() {
var layerGroup = new ol.layer.Group({
layers: [layer1, layer2]
});
var layerStatesArray = layerGroup.getLayerStatesArray();
var initialArray = layerStatesArray.slice();
goog.array.stableSort(layerStatesArray, ol.renderer.Map.sortByZIndex);
expect(layerStatesArray[0]).to.eql(initialArray[0]);
expect(layerStatesArray[1]).to.eql(initialArray[1]);
goog.dispose(layerGroup);
});
it('orders layer with higher Z-index on top', function() {
var layer10 = new ol.layer.Layer({
source: new ol.source.Source({
projection: 'EPSG:4326'
})
});
layer10.setZIndex(10);
var layerM1 = new ol.layer.Layer({
source: new ol.source.Source({
projection: 'EPSG:4326'
})
});
layerM1.setZIndex(-1);
var layerGroup = new ol.layer.Group({
layers: [layer1, layer10, layer2, layerM1]
});
var layerStatesArray = layerGroup.getLayerStatesArray();
var initialArray = layerStatesArray.slice();
goog.array.stableSort(layerStatesArray, ol.renderer.Map.sortByZIndex);
expect(layerStatesArray[0]).to.eql(initialArray[3]);
expect(layerStatesArray[1]).to.eql(initialArray[0]);
expect(layerStatesArray[2]).to.eql(initialArray[2]);
expect(layerStatesArray[3]).to.eql(initialArray[1]);
goog.dispose(layer10);
goog.dispose(layerM1);
goog.dispose(layerGroup);
});
goog.dispose(layer1);
goog.dispose(layer2);
goog.dispose(layer3);
});
});
goog.require('goog.array');
goog.require('goog.dispose');
goog.require('goog.events.EventType');
goog.require('goog.events.Listener');
@@ -532,6 +578,7 @@ goog.require('ol.ObjectEventType');
goog.require('ol.extent');
goog.require('ol.layer.Layer');
goog.require('ol.layer.Group');
goog.require('ol.renderer.Map');
goog.require('ol.source.Source');
goog.require('ol.source.State');
goog.require('ol.Collection');