Merge pull request laravel#757 from stevenwadejr/fix/dispatch-missing-from-test-event-mock

Add `dispatch` method as a mock to the Event Dispatcher in `TestCase`

Author: taylorotwell

src/Testing/TestCase.php

@@ -186,7 +186,7 @@ public function expectsEvents($events)
 
         $mock = Mockery::spy('Illuminate\Contracts\Events\Dispatcher');
 
-        $mock->shouldReceive('fire')->andReturnUsing(function ($called) use (&$events) {
+        $mock->shouldReceive('fire', 'dispatch')->andReturnUsing(function ($called) use (&$events) {
             foreach ($events as $key => $event) {
                 if ((is_string($called) && $called === $event) ||
                     (is_string($called) && is_subclass_of($called, $event)) ||
@@ -218,7 +218,7 @@ protected function withoutEvents()
     {
         $mock = Mockery::mock('Illuminate\Contracts\Events\Dispatcher');
 
-        $mock->shouldReceive('fire');
+        $mock->shouldReceive('fire', 'dispatch');
 
         $this->app->instance('events', $mock);