Added test for events (#56)

* Emitted correct event

* added tests to verify events emitted

* use ::class instead of strings

* apply style fixes

* more style fixes

* added new line

src/Migrator.php

@@ -7,6 +7,7 @@
 use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Event;
 use Symfony\Component\HttpFoundation\Response;
+use TomSchlick\RequestMigrations\Events\RequestHasMigrated;
 use TomSchlick\RequestMigrations\Events\RequestIsMigrating;
 use TomSchlick\RequestMigrations\Events\ResponseHasMigrated;
 use TomSchlick\RequestMigrations\Events\ResponseIsMigrating;
@@ -121,7 +122,7 @@ public function processRequestMigrations() : Request
 
                 $this->request = $class->migrateRequest($originalRequest);
 
-                Event::fire(new RequestIsMigrating($class, $originalRequest, $this->request));
+                Event::fire(new RequestHasMigrated($class, $originalRequest, $this->request));
             });
 
         return $this->request;

tests/EventTest.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace TomSchlick\RequestMigrations\Tests;
+
+use Illuminate\Support\Facades\Event;
+use TomSchlick\RequestMigrations\Events\RequestHasMigrated;
+use TomSchlick\RequestMigrations\Events\RequestIsMigrating;
+use TomSchlick\RequestMigrations\Tests\Migrations\PostBodyMigration;
+use TomSchlick\RequestMigrations\Tests\Migrations\GroupNameMigration;
+use TomSchlick\RequestMigrations\Tests\Migrations\PostTitleMigration;
+
+class EventTest extends TestCase
+{
+    /** @test */
+    public function event_are_emitted_on_migration()
+    {
+        // Given
+        Event::fake();
+
+        $response = $this->post(
+            'posts',
+            [
+                'headline' => 'This is going to be an awesome article!',
+                'content'  => 'Awesome content! I told you!',
+            ],
+            [
+                'x-api-request-version'  => '2017-01-01',
+                'x-api-response-version' => '2017-01-01',
+            ]
+        );
+
+        $expectedEvents = [
+            PostBodyMigration::class,
+            GroupNameMigration::class,
+            PostTitleMigration::class,
+        ];
+
+        Event::assertDispatched(RequestIsMigrating::class, function (RequestIsMigrating $event) use (&$expectedEvents) {
+            $migration = get_class($event->migration);
+
+            // Remove the emitted event from expected array
+            if (($key = array_search($migration, $expectedEvents)) !== false) {
+                unset($expectedEvents[$key]);
+            }
+
+            return true;
+        });
+
+        $this->assertCount(0, $expectedEvents);
+
+        $expectedEvents = [
+            PostBodyMigration::class,
+            GroupNameMigration::class,
+            PostTitleMigration::class,
+        ];
+
+        Event::assertDispatched(RequestHasMigrated::class, function (RequestHasMigrated $event) use (&$expectedEvents) {
+            $migration = get_class($event->migration);
+
+            // Remove the emitted event from expected array
+            if (($key = array_search($migration, $expectedEvents)) !== false) {
+                unset($expectedEvents[$key]);
+            }
+
+            return true;
+        });
+
+        $this->assertCount(0, $expectedEvents);
+
+        $response->assertJson([
+            'request' => [
+                'title' => 'This is going to be an awesome article!',
+                'body'  => 'Awesome content! I told you!',
+            ],
+        ]);
+    }
+}