app = new Engine(); $this->app->path(__DIR__ . '/classes'); } // Autoload a class public function testAutoload() { $this->app->register('user', User::class); $loaders = spl_autoload_functions(); $user = $this->app->user(); self::assertTrue(count($loaders) > 0); self::assertIsObject($user); self::assertInstanceOf(User::class, $user); } // Check autoload failure public function testMissingClass() { $test = null; $this->app->register('test', 'NonExistentClass'); if (class_exists('NonExistentClass')) { $test = $this->app->test(); } self::assertNull($test); } }