Fix random shifts test

src/Controllers/ShiftsController.php

@@ -50,8 +50,9 @@ class ShiftsController extends BaseController
             ->collect()
             // Prefer soon starting shifts
             ->groupBy('start')
+            // Get first starting shifts
             ->first()
-            // Select one at random
+            // Select one of them at random
             ->random();
 
         return $this->redirect->to($this->url->to('/shifts', ['action' => 'view', 'shift_id' => $randomShift->id]));

tests/Unit/Controllers/ShiftsControllerTest.php

@@ -57,7 +57,7 @@ class ShiftsControllerTest extends ControllerTest
         $otherUser = User::factory()->create();
         [$userAngelType, $otherAngelType] = AngelType::factory(2)->create();
         [$possibleShift1, $possibleShift2, $otherAngelTypeShift, $alreadySubscribedShift] = Shift::factory(4)
-            ->create(['start' => $start]);
+            ->create(['start' => $start, 'end' => $start->addHours(2)]);
         $this->user->userAngelTypes()->attach($userAngelType, ['confirm_user_id' => $this->user->id]);
         NeededAngelType::factory()->create([
             'shift_id' => $possibleShift1->id,