Add a test for the drag and drop addon

types/react-big-calendar/react-big-calendar-tests.tsx

@@ -1,6 +1,7 @@
 import * as React from "react";
 import * as ReactDOM from "react-dom";
 import BigCalendar, { BigCalendarProps, Navigate, View, DateRange, DateLocalizer, ToolbarProps, EventWrapperProps } from "react-big-calendar";
+import withDragAndDrop from "react-big-calendar/lib/addons/dragAndDrop";
 
 // Don't want to add this as a dependency, because it is only used for tests.
 declare const globalize: any;
@@ -59,6 +60,30 @@ class CalendarResource {
 
     ReactDOM.render(<Basic localizer={localizer} />, document.body);
 }
+                    
+// Drag and Drop Example Test
+{
+    interface Props {
+        localizer: DateLocalizer;
+    }
+    const DragAndDropCalendar = withDragAndDrop(BigCalendar);
+    const DnD = ({ localizer }: Props) => (
+        <DragAndDropCalendar
+            events={getEvents()}
+            views={allViews}
+            step={60}
+            showMultiDayTimes
+            defaultDate={new Date(2015, 3, 1)}
+            localizer={localizer}
+            onEventDrop={console.log}
+            onEventResize={console.log}
+        />
+    );
+
+    const localizer = BigCalendar.momentLocalizer(moment);
+
+    ReactDOM.render(<DnD localizer={localizer} />, document.body);
+}
 
 {
     class MyCalendar extends BigCalendar<CalendarEvent, CalendarResource> {}