WIP|Shorten slugs

Slugs might sometimes become too long.
This should be handled, but we do not know how right now.
This is already a test setup for validating the logic.

Relates: #11496

Tests/Functional/Import/DestinationDataTest/Assertions/ImportsWithTooLongSlug.php

@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    'tx_events_domain_model_event' => [
+        [
+            'uid' => 1,
+            'global_id' => 'e_100347854',
+            'slug' => 'kann-man-noch-guten-gewissens-kinder',
+        ],
+    ],
+    'tx_events_domain_model_date' => [
+        [
+            'uid' => 1,
+            'event' => '1',
+            'slug' => 'kann-man-noch-guten-gewissens-kinder-2099-12-19t14-00-00',
+        ],
+    ],
+];

Tests/Functional/Import/DestinationDataTest/Fixtures/ResponseWithTooLongSlug.json

@@ -0,0 +1,58 @@
+{
+    "status": "OK",
+    "count": 1,
+    "overallcount": 1,
+    "channels": [],
+    "facetGroups": [],
+    "items": [
+        {
+            "global_id": "e_100347854",
+            "id": "100347854",
+            "title": "Kann man noch guten Gewissens Kinder bekommen? Ein Arzt hat sich von seiner Frau getrennt, weil diese ein Kind mit ihm haben wollte – seiner Meinung nach unverantwortlich in einer Welt, die durch den weit fortgeschrittenen Klimawandel dem Untergang ge …",
+            "type": "Event",
+            "categories": [
+            ],
+            "texts": [
+            ],
+            "country": "Deutschland",
+            "areas": [
+                "Rudolstadt und Umgebung"
+            ],
+            "city": "Rudolstadt",
+            "zip": "07407",
+            "street": "Schillerstraße 25",
+            "phone": "+ 49 3672 / 486470",
+            "fax": "+ 49 3672 / 486475",
+            "web": "http://www.schillerhaus.rudolstadt.de/",
+            "email": "schillerhaus@rudolstadt.de",
+            "author": "support@hubermedia.de",
+            "media_objects": [
+            ],
+            "keywords": [
+            ],
+            "timeIntervals": [
+                {
+                    "weekdays": [],
+                    "start": "2099-12-19T15:00:00+01:00",
+                    "end": "2099-12-19T16:30:00+01:00",
+                    "tz": "Europe/Berlin",
+                    "interval": 1
+                }
+            ],
+            "name": "Schillerhaus Rudolstadt",
+            "features": [
+            ],
+            "addresses": [
+            ],
+            "created": "2099-10-31T12:29:00+00:00",
+            "changed": "2099-12-14T08:29:00+00:00",
+            "company": "",
+            "district": "",
+            "postoffice": "",
+            "phone2": "",
+            "seasons": [],
+            "subitems": [],
+            "hyperObjects": []
+        }
+    ]
+}

Tests/Functional/Import/DestinationDataTest/ImportsExampleAsExpectedTest.php

@@ -94,4 +94,18 @@ class ImportsExampleAsExpectedTest extends AbstractTestCase
         $this->assertPHPDataSet(__DIR__ . '/Assertions/ImportsKeywords.php');
         $this->assertEmptyLog();
     }
+
+    #[Test]
+    public function importsWithTooLongSlug(): void
+    {
+        $this->importPHPDataSet(__DIR__ . '/Fixtures/Database/DefaultImportConfiguration.php');
+        $this->setUpResponses([
+            new Response(200, [], file_get_contents(__DIR__ . '/Fixtures/ResponseWithTooLongSlug.json') ?: ''),
+        ]);
+
+        $this->executeCommand();
+
+        $this->assertPHPDataSet(__DIR__ . '/Assertions/ImportsWithTooLongSlug.php');
+        $this->assertEmptyLog();
+    }
 }