Use database transactions

src/MailViewer.php

@@ -4,6 +4,7 @@
 
 use Exception;
 use Illuminate\Database\Eloquent\Factory as EloquentFactory;
+use Illuminate\Support\Facades\DB;
 use ReflectionClass;
 
 class MailViewer
@@ -33,6 +34,8 @@ public static function all()
 
     public static function find(string $mail)
     {
+        DB::beginTransaction();
+
         $eloquentFactory = app(EloquentFactory::class);
 
         foreach (config('mailviewer.mailables', []) as $mailable => $dependencies) {
@@ -53,7 +56,7 @@ public static function find(string $mail)
 
                     if (is_string($dependency) && class_exists($dependency)) {
                         if (isset($eloquentFactory[$dependency])) {
-                            $args[] = factory($dependency)->states($factoryStates)->make();
+                            $args[] = factory($dependency)->states($factoryStates)->create();
                         } else {
                             $args[] = app($dependency);
                         }
@@ -66,6 +69,8 @@ public static function find(string $mail)
             }
         }
 
+        DB::rollBack();
+
         throw new Exception("No mailable called {$mail} is registered in config/mailviewer.php file");
     }
 

tests/BaseTestCase.php

@@ -2,7 +2,6 @@
 
 namespace JoggApp\MailViewer\Tests;
 
-use Illuminate\Database\Eloquent\Factory as EloquentFactory;
 use JoggApp\MailViewer\MailViewerServiceProvider;
 use JoggApp\MailViewer\Tests\Stubs\Mail\TestEmailForMailViewer;
 use JoggApp\MailViewer\Tests\Stubs\Mail\TestEmailWithDependencies;
@@ -12,6 +11,20 @@
 
 class BaseTestCase extends TestCase
 {
+    public function setUp()
+    {
+        parent::setUp();
+
+        $this->withFactories(__DIR__ . '/database/factories');
+
+        $this->loadMigrationsFrom([
+            '--database' => 'testing',
+            '--path' => __DIR__ . '/database/migrations'
+        ]);
+
+        $this->artisan('migrate', ['--database' => 'testing']);
+    }
+
     protected function getPackageProviders($app)
     {
         return [MailViewerServiceProvider::class];
@@ -44,11 +57,13 @@ protected function getEnvironmentSetUp($app)
         $app['config']->set('mailviewer.allowed_environments', ['local', 'staging', 'testing']);
         $app['config']->set('mailviewer.middlewares', []);
 
-        $app->singleton(EloquentFactory::class, function ($app) {
-            $faker = $app->make(\Faker\Generator::class);
-            $factories_path = __DIR__ . '/Factories';
+        $app['config']->set('database.default', 'testbench');
+        $app['config']->set('database.connections.testbench', [
+           'driver' => 'sqlite',
+           'database' => ':memory:',
+           'prefix' => '',
+        ]);
 
-            return EloquentFactory::construct($faker, $factories_path);
-        });
+        $app['config']->set('app.debug', env('APP_DEBUG', true));
     }
 }

tests/Stubs/Models/Test.php

@@ -6,4 +6,5 @@
 
 class Test extends Model
 {
+    public $timestamps = false;
 }

tests/database/migrations/2018_10_10_131000_add_test_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddTestTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('tests', function (Blueprint $table) {
+            $table->boolean('is_awesome');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('tests');
+    }
+}