Files
openlayers/test/spec/ol/layer/vectorlayer.test.js
2013-03-04 21:30:23 +01:00

95 lines
2.7 KiB
JavaScript

goog.provide('ol.test.layer.Vector');
describe('ol.layer.Vector', function() {
describe('#groupFeaturesBySymbolizerLiteral()', function() {
var layer = new ol.layer.Vector({
source: new ol.source.Vector({
projection: ol.projection.getFromCode('EPSG:4326')
}),
style: new ol.style.Style({
rules: [
new ol.style.Rule({
symbolizers: [
new ol.style.Line({
strokeWidth: 2,
strokeStyle: new ol.Expression('colorProperty'),
opacity: 1
})
]
})
]
})
});
var features;
it('groups equal symbolizers', function() {
features = [
new ol.Feature({
g: new ol.geom.LineString([[-10, -10], [10, 10]]),
colorProperty: '#BADA55'
}),
new ol.Feature({
g: new ol.geom.LineString([[-10, 10], [10, -10]]),
colorProperty: '#013'
}),
new ol.Feature({
g: new ol.geom.LineString([[10, -10], [-10, -10]]),
colorProperty: '#013'
})
];
var groups = layer.groupFeaturesBySymbolizerLiteral(features);
expect(groups.length).toBe(2);
expect(groups[0][0].length).toBe(1);
expect(groups[0][1].strokeStyle).toBe('#BADA55');
expect(groups[1][0].length).toBe(2);
expect(groups[1][1].strokeStyle).toBe('#013');
});
it('groups equal symbolizers also when defined on features', function() {
var symbolizer = new ol.style.Line({
strokeWidth: 3,
strokeStyle: new ol.Expression('colorProperty'),
opacity: 1
});
var anotherSymbolizer = new ol.style.Line({
strokeWidth: 3,
strokeStyle: '#BADA55',
opacity: 1
});
var featureWithSymbolizers = new ol.Feature({
g: new ol.geom.LineString([[-10, -10], [-10, 10]]),
colorProperty: '#BADA55'
});
featureWithSymbolizers.setSymbolizers([symbolizer]);
var anotherFeatureWithSymbolizers = new ol.Feature({
g: new ol.geom.LineString([[-10, 10], [-10, -10]])
});
anotherFeatureWithSymbolizers.setSymbolizers([anotherSymbolizer]);
features.push(featureWithSymbolizers, anotherFeatureWithSymbolizers);
var groups = layer.groupFeaturesBySymbolizerLiteral(features);
expect(groups.length).toBe(3);
expect(groups[2][0].length).toBe(2);
expect(groups[2][1].strokeWidth).toBe(3);
});
layer.dispose();
});
});
goog.require('ol.Expression');
goog.require('ol.Feature');
goog.require('ol.geom.LineString');
goog.require('ol.projection');
goog.require('ol.layer.Vector');
goog.require('ol.source.Vector');
goog.require('ol.style.Line');
goog.require('ol.style.Rule');
goog.require('ol.style.Style');