Fix tests

app/Form/Mails/ConfirmRegistrationMail.php

@@ -56,7 +56,7 @@ class ConfirmRegistrationMail extends Mailable
     /**
      * Get the attachments for the message.
      *
-     * @return array
+     * @return array<int, mixed>
      */
     public function attachments()
     {

database/factories/Form/Models/FormFactory.php

@@ -61,7 +61,7 @@ class FormFactory extends Factory
     }
 
     /**
-     * @param array<int, FormtemplateFieldRequest> $sections
+     * @param array<int, FormtemplateFieldRequest> $fields
      */
     public function fields(array $fields): self
     {

tests/Feature/Form/FormRegisterMailTest.php

@@ -16,8 +16,19 @@ class FormRegisterMailTest extends FormTestCase
     public function testItShowsFormContent(): void
     {
         $this->login()->loginNami()->withoutExceptionHandling();
-        $participant = Participant::factory()
-            ->for(Form::factory()->mailTop('mail top')->mailBottom('mail bottom'))->create();
+
+        $participant = Participant::factory()->for(
+            Form::factory()->sections([
+                FormtemplateSectionRequest::new()->name('Persönliches')->fields([
+                    $this->textField('vorname')->name('Vorname')->specialType(SpecialType::FIRSTNAME),
+                    $this->textField('nachname')->specialType(SpecialType::LASTNAME),
+                ])
+            ])
+
+                ->mailTop('mail top')->mailBottom('mail bottom')
+        )
+            ->data(['vorname' => 'Max', 'nachname' => 'Muster'])
+            ->create();
 
         $mail = new ConfirmRegistrationMail($participant);
         $mail->assertSeeInText('mail top');