app/Form/Fields/GroupField.php

@@ -65,7 +65,7 @@ class GroupField extends Field
             $rules[] = Rule::in(Group::find($this->parentGroup)->children()->pluck('id')->push(-1));
         }
 
-        if ($this->parentField && request()->input($this->parentField) && request()->input($this->parentField) !== -1) {
+        if ($this->parentField && request()->input($this->parentField)) {
             $rules[] = Rule::in(Group::find(request()->input($this->parentField))->children()->pluck('id')->push(-1));
         }
 

packages/adrema-form

@@ -1 +1 @@
-Subproject commit bd4118040fd2643b71f7f152ca2668f2097820a2
+Subproject commit 41adb7ecb0f95353c80745f050781b50a68b3a31

tests/Feature/Form/FormRegisterActionTest.php

@@ -344,22 +344,6 @@ class FormRegisterActionTest extends FormTestCase
             ->assertJsonValidationErrors(['group' => 'Der gewählte Wert für Gruppe ist ungültig.']);
     }
 
-    public function testGroupFieldCanBeUnsetWhenGiven(): void
-    {
-        $this->login()->loginNami();
-        $group = Group::factory()->has(Group::factory(), 'children')->create();
-        $form = Form::factory()->fields([
-            $this->groupField('region')->emptyOptionValue('kein Bezirk')->parentGroup($group->id)->required(false),
-            $this->groupField('stamm')->name('Gruppe')->emptyOptionValue('kein Stamm')->parentField('region')->required(true)
-        ])
-            ->create();
-
-        $this->register($form, ['region' => -1, 'stamm' => -1])->assertOk();
-        $participants = $form->fresh()->participants;
-        $this->assertEquals(-1, $participants->first()->data['region']);
-        $this->assertEquals(-1, $participants->first()->data['stamm']);
-    }
-
     public function testGroupFieldCanBeNullWhenNotRequired(): void
     {
         $this->login()->loginNami();