pkp#9899 test mail swap functionality added

tests/PKPTestCase.php

@@ -30,6 +30,7 @@
 use PKP\core\Dispatcher;
 use PKP\core\Registry;
 use PKP\db\DAORegistry;
+use Illuminate\Support\Facades\Config as FacadesConfig;
 
 abstract class PKPTestCase extends TestCase
 {
@@ -239,6 +240,21 @@ protected function localeToRegExp(string $translation): string
  $escapedPieces = array_map(fn ($piece) => preg_quote($piece, '/'), $pieces);
  return '/^' . implode('.*?', $escapedPieces) . '$/u';
  }
+
+ /**
+ * Swap the mail driver with something better for test
+ * Default will be to `log` driver so that no mail would be set
+ * 
+ * We need to use this as we have override the default mail manager with some custom
+ * methods (e.g. `compileParams`, ...) which not available to core mail fake test class
+ * that is `Illuminate\Support\Testing\Fakes\MailFake` which cause test exception.
+ */
+ protected function swapMailDriver(string $driver = 'log'): void
+ {
+ $mailConfig = app()->get('config')['mail'];
+ $mailConfig['default'] = $driver;
+ FacadesConfig::set('mail', $mailConfig);
+ }
 }
 
 if (!PKP_STRICT_MODE) {