[TASK] Adapt SiteBasedTestCase for v13

Use SiteConfiguration/Writer (in v13) from DI instead of
building the instance manually.

Tests/Functional/SiteBasedTestCase.php

@@ -9,8 +9,8 @@
 
 namespace T3G\AgencyPack\Blog\Tests\Functional;
 
-use Psr\EventDispatcher\EventDispatcherInterface;
 use TYPO3\CMS\Core\Configuration\SiteConfiguration;
+use TYPO3\CMS\Core\Configuration\SiteWriter;
 use TYPO3\CMS\Core\Database\ConnectionPool;
 use TYPO3\CMS\Core\Information\Typo3Version;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
@@ -38,14 +38,6 @@ protected function createTestSite(): void
         $this->importCSVDataSet(__DIR__ . '/Fixtures/Site/tt_content.csv');
 
         $identifier = 'test';
-        $arguments = [];
-        $arguments[] = $this->instancePath . '/typo3conf/sites/';
-        if ((GeneralUtility::makeInstance(Typo3Version::class))->getMajorVersion() >= 12) {
-            $arguments[] = $this->get(EventDispatcherInterface::class);
-        }
-        $arguments[] = $this->get('cache.core');
-        $siteConfiguration = new SiteConfiguration(...$arguments);
-
         $configuration = [
             'websiteTitle' => 'Simple Test Site',
             'rootPageId' => '1',
@@ -73,7 +65,11 @@ protected function createTestSite(): void
         ];
 
         GeneralUtility::rmdir($this->instancePath . '/typo3conf/sites/' . $identifier, true);
-        $siteConfiguration->write($identifier, $configuration);
+        if ((new Typo3Version())->getMajorVersion() >= 13) {
+            $this->get(SiteWriter::class)->write($identifier, $configuration);
+        } else {
+            $this->get(SiteConfiguration::class)->write($identifier, $configuration);
+        }
     }
 
     protected function renderFluidTemplateInTestSite(string $template, array $instructions = []): string