it('triggers node handlers and returns last value', function() {
var eventBaton = 0;
Events.init(plotDiv);
plotDiv.on('ping', function() {
eventBaton++;
return 'ping';
});
plotDiv.on('ping', function() {
eventBaton++;
return 'ping';
});
plotDiv.on('ping', function() {
eventBaton++;
return 'pong';
});
var result = Events.triggerHandler(plotDiv, 'ping');
expect(eventBaton).toBe(3);
expect(result).toBe('pong');
});
it('triggers jQuery handlers when no matching node events bound', function() {
var eventBaton = 0;
Events.init(plotDiv);
jQuery(plotDiv).bind('ping', function() {
eventBaton++;
return 'ping';
});
/*
* This will not be called
*/
plotDiv.on('pong', function() {
eventBaton++;
return 'ping';
});
jQuery(plotDiv).bind('ping', function() {
eventBaton++;
return 'pong';
});
var result = Events.triggerHandler(plotDiv, 'ping');
expect(eventBaton).toBe(2);
expect(result).toBe('pong');
});
it('does *not* mirror triggerHandler events on the internal handler', function() {
var eventBaton = 0;
var internalEventBaton = 0;
Events.init(plotDiv);
plotDiv.on('ping', function() {
eventBaton++;
return 'ping';
});
plotDiv._internalOn('ping', function() {
internalEventBaton++;
return 'foo';
});
plotDiv.on('ping', function() {
eventBaton++;
return 'pong';
});
var result = Events.triggerHandler(plotDiv, 'ping');
expect(eventBaton).toBe(2);
expect(internalEventBaton).toBe(0);
expect(result).toBe('pong');
});
it('maps function onto incoming plot object', function() {
Events.init(plotObj);
expect(typeof plotObj.on).toBe('function');
expect(typeof plotObj.once).toBe('function');
expect(typeof plotObj.removeListener).toBe('function');
expect(typeof plotObj.removeAllListeners).toBe('function');
});
it('triggers node style events', function(done) {
Events.init(plotObj);
plotObj.on('ping', function(data) {
expect(data).toBe('pong');
done();
});
setTimeout(function() {
plotObj.emit('ping', 'pong');
});
});
it('mirrors events on an internal handler', function(done) {
Events.init(plotDiv);
plotDiv._internalOn('ping', function(data) {
expect(data).toBe('pong');
done();
});
setTimeout(function() {
plotDiv.emit('ping', 'pong');
});
});
it('triggers jquery events', function(done) {
Events.init(plotDiv);
$(plotDiv).bind('ping', function(event, data) {
expect(data).toBe('pong');
done();
});
setTimeout(function() {
$(plotDiv).trigger('ping', 'pong');
});
});
beforeEach(function(done) {
gd = createGraphDiv();
// bump event max listeners to remove console warnings
Events.init(gd);
gd._internalEv.setMaxListeners(20);
// move update menu #2 to click on them separately
var mockCopy = Lib.extendDeep({}, mock);
mockCopy.layout.updatemenus[1].x = 1;
allMenus = mockCopy.layout.updatemenus;
buttonMenus = allMenus.filter(function(opts) { return opts.type === 'buttons'; });
dropdownMenus = allMenus.filter(function(opts) { return opts.type !== 'buttons'; });
Plotly.plot(gd, mockCopy.data, mockCopy.layout)
.catch(failTest)
.then(done);
});
it('instantiates an emitter on incoming plot object', function() {
expect(plotObj._ev).not.toBeDefined();
expect(Events.init(plotObj)._ev).toBeDefined();
});
it('should remove all method from the plotObj', function() {
Events.init(plotObj);
Events.purge(plotObj);
expect(plotObj).toEqual({});
});