add tests

tests/automated/refetchEvents.js

@@ -42,4 +42,94 @@ describe('refetchEvents', function() {
 			});
 		});
 	});
+
+	describe('when there are multiple event sources', function() {
+		var options;
+		var count;
+		var currentCalendar;
+
+		beforeEach(function() {
+			affix('#cal');
+			currentCalendar = $('#cal');
+			options = {
+				now: '2015-08-07',
+				defaultView: 'agendaWeek',
+				eventSources: [
+					{
+						events: createEvents(1),
+						color: 'green',
+						id: 'source1'
+					},
+					{
+						events: createEvents(2),
+						color: 'blue',
+						id: 'source2'
+					},
+					{
+						events: createEvents(3),
+						color: 'red',
+						id: 'source3'
+					}
+				]
+			};
+		});
+
+		describe('and all events are fetched synchronously', function() {
+			it('all events are immediately updated', function(done) {
+				count = 0;
+				currentCalendar.fullCalendar(options);
+				count++;
+				currentCalendar.fullCalendar('refetchEvents');
+				checkAllEvents();
+				done();
+			});
+		});
+
+		describe('and one event source is asynchronous', function() {
+			it('original events remain on the calendar until all events have been refetched', function(done) {
+				count = 0;
+				options.eventSources[0].events = createEvents(1, 100); // set a 100ms timeout on this event source
+				options.eventAfterAllRender = function() {
+					count++;
+					if (count === 1) {
+						// after the initial rendering of events, call refetchEvents
+						currentCalendar.fullCalendar('refetchEvents');
+
+						expect($('.fetch0').length).toEqual(3); // original events still on the calendar
+						expect($('.fetch1').length).toEqual(0); // new events not yet refetched
+
+						setTimeout(function() {
+							checkAllEvents();
+							done();
+						}, 100);
+					}
+				};
+
+				currentCalendar.fullCalendar(options);
+			});
+		});
+
+		function createEvents(id, delay) {
+			return function(start, end, timezone, callback) {
+				var events = [
+					{ id: 1, start: '2015-08-07T02:00:00', end: '2015-08-07T03:00:00', title: 'event A', className: 'fetch' + count }
+				];
+
+				if (delay) {
+					setTimeout(function() {
+						callback(events);
+					}, delay);
+				}
+				else {
+					callback(events);
+				}
+			};
+		}
+
+		// Checks to make sure all refetched events have been rendered
+		function checkAllEvents() {
+			expect($('.fetch0').length).toEqual(0);
+			expect($('.fetch1').length).toEqual(3);
+		}
+	});
 });