fix: allow updating room assignments in edit mode

tests/Form/Model/ParticipantEditDtoTest.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace App\Tests\Form\Model;
 
 use App\BusProNet\Model\Travel;
+use App\BusProNet\XmlLoader\AgencyLoader;
 use App\Form\Model\BookingDto;
 use App\Form\Model\ParticipantDto;
 use App\Form\Model\ParticipantEditDto;
@@ -373,6 +374,46 @@ class ParticipantEditDtoTest extends TestCase
         $this->assertCount(0, $violations5);
     }
 
+    public function testInternalAgencyBookingSkipsEmailUniqueness(): void
+    {
+        $bookingDto = $this->createBookingDtoWithParticipants([
+            $this->createAdultParticipant('[email protected]'),
+            $this->createAdultParticipant('[email protected]'),
+            $this->createAdultParticipant('[email protected]'),
+        ]);
+
+        // Mark as internal agency booking
+        $bookingDto->agencyCode = AgencyLoader::INTERNAL_AGENCY_CODE;
+
+        // Validate second participant (non-applicant adult with duplicate email)
+        $wrapper = new ParticipantEditDto(
+            participant: $bookingDto->participants[1],
+            bookingContext: $bookingDto,
+        );
+
+        $violations = $this->validator->validate($wrapper, null, ['booking_create']);
+
+        $this->assertCount(0, $violations, 'Internal agency bookings should skip email uniqueness validation');
+    }
+
+    public function testNonAgencyBookingStillEnforcesEmailUniqueness(): void
+    {
+        $bookingDto = $this->createBookingDtoWithParticipants([
+            $this->createAdultParticipant('[email protected]'),
+            $this->createAdultParticipant('[email protected]'),
+        ]);
+
+        // Non-agency booking (default agencyCode is null)
+        $wrapper = new ParticipantEditDto(
+            participant: $bookingDto->participants[1],
+            bookingContext: $bookingDto,
+        );
+
+        $violations = $this->validator->validate($wrapper, null, ['booking_create']);
+
+        $this->assertCount(1, $violations, 'Non-agency bookings should still enforce email uniqueness');
+    }
+
     // =========================================
     // Ski Pass Validation Tests (Baby Age Exemption)
     // =========================================

tests/Form/Service/Condition/AccommodationMutabilityConditionTest.php

@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Tests\Form\Service\Condition;
+
+use App\BusProNet\Model\Travel;
+use App\Form\Model\BookingDto;
+use App\Form\Service\Condition\AccommodationMutabilityCondition;
+use PHPUnit\Framework\TestCase;
+
+class AccommodationMutabilityConditionTest extends TestCase
+{
+    private AccommodationMutabilityCondition $condition;
+
+    protected function setUp(): void
+    {
+        $this->condition = new AccommodationMutabilityCondition();
+    }
+
+    public function testReturnsFalseWhenRoomsMutable(): void
+    {
+        $travel = new Travel();
+        $travel->roomsMutable = true;
+
+        $bookingDto = new BookingDto($travel, 1);
+
+        $result = $this->condition->evaluate($bookingDto, 0, []);
+
+        $this->assertFalse($result, 'Should return false when rooms are mutable (field should be editable)');
+    }
+
+    public function testReturnsTrueWhenRoomsNotMutable(): void
+    {
+        $travel = new Travel();
+        $travel->roomsMutable = false;
+
+        $bookingDto = new BookingDto($travel, 1);
+
+        $result = $this->condition->evaluate($bookingDto, 0, []);
+
+        $this->assertTrue($result, 'Should return true when rooms are not mutable (field should be static text)');
+    }
+
+    public function testDefaultTravelHasMutableRooms(): void
+    {
+        $travel = new Travel();
+
+        $bookingDto = new BookingDto($travel, 1);
+
+        $result = $this->condition->evaluate($bookingDto, 0, []);
+
+        $this->assertFalse($result, 'Default travel should have mutable rooms');
+    }
+
+    public function testGetDependentFieldsReturnsEmptyArray(): void
+    {
+        $result = $this->condition->getDependentFields();
+
+        $this->assertIsArray($result);
+        $this->assertEmpty($result);
+    }
+
+    public function testGetDescriptionReturnsString(): void
+    {
+        $result = $this->condition->getDescription();
+
+        $this->assertIsString($result);
+        $this->assertStringContainsString('not mutable', $result);
+    }
+}