Files
openlayers/test/spec/ol/interaction/keyboardzoom.test.js
2017-04-11 12:36:39 +02:00

45 lines
1.2 KiB
JavaScript

goog.provide('ol.test.interaction.KeyboardZoom');
goog.require('ol.Map');
goog.require('ol.MapBrowserEvent');
goog.require('ol.View');
goog.require('ol.events.Event');
goog.require('ol.interaction.Interaction');
describe('ol.interaction.KeyboardZoom', function() {
var map;
beforeEach(function() {
map = new ol.Map({
target: createMapDiv(100, 100),
view: new ol.View({
center: [0, 0],
resolutions: [1],
zoom: 0
})
});
map.renderSync();
});
afterEach(function() {
disposeMap(map);
});
describe('handleEvent()', function() {
it('zooms on + and - keys', function() {
var spy = sinon.spy(ol.interaction.Interaction, 'zoomByDelta');
var event = new ol.MapBrowserEvent('keydown', map, {
type: 'keydown',
target: map.getTargetElement(),
preventDefault: ol.events.Event.prototype.preventDefault
});
event.originalEvent.charCode = '+'.charCodeAt(0);
map.handleMapBrowserEvent(event);
event.originalEvent.charCode = '-'.charCodeAt(0);
map.handleMapBrowserEvent(event);
expect(spy.getCall(0).args[1]).to.eql(1);
expect(spy.getCall(1).args[1]).to.eql(-1);
ol.interaction.Interaction.zoomByDelta.restore();
});
});
});