diff --git a/phpunit.xml b/phpunit.xml
index f5f5883..a97444c 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -50,7 +50,8 @@
             <file>tests/Architecture/SecurityLoggingTelemetryContractTest.php</file>
         </testsuite>
         <testsuite name="ArchitectureUI">
-            <file>tests/Architecture/AsideNavigationContractTest.php</file>
+            <file>tests/Architecture/AsideNavigationAdminContractTest.php</file>
+            <file>tests/Architecture/AsideNavigationRuntimeContractTest.php</file>
             <file>tests/Architecture/AuthHelpLinksPageContractTest.php</file>
             <file>tests/Architecture/AuthHelpLinksPartialContractTest.php</file>
             <file>tests/Architecture/AuthLoginFieldAccessibilityContractTest.php</file>
diff --git a/tests/Architecture/AsideNavigationContractTest.php b/tests/Architecture/AsideNavigationAdminContractTest.php
similarity index 50%
rename from tests/Architecture/AsideNavigationContractTest.php
rename to tests/Architecture/AsideNavigationAdminContractTest.php
index c0a9f4a..74d5674 100644
--- a/tests/Architecture/AsideNavigationContractTest.php
+++ b/tests/Architecture/AsideNavigationAdminContractTest.php
@@ -4,7 +4,7 @@ namespace MintyPHP\Tests\Architecture;
 
 use PHPUnit\Framework\TestCase;
 
-class AsideNavigationContractTest extends TestCase
+final class AsideNavigationAdminContractTest extends TestCase
 {
     use ProjectFileAssertionSupport;
 
@@ -23,22 +23,4 @@ class AsideNavigationContractTest extends TestCase
         $this->assertStringContainsString("'key' => 'admin-logs'", $content);
         $this->assertStringContainsString("'key' => 'admin-system'", $content);
     }
-
-    public function testAsidePanelsUseSharedDetailsOpenStateHelper(): void
-    {
-        $content = $this->readProjectFile('web/js/components/app-toggle-aside-panels.js');
-
-        $this->assertStringContainsString("import { initPersistedDetailsGroup } from '../core/app-details-open-state.js';", $content);
-        $this->assertStringContainsString('initPersistedDetailsGroup({', $content);
-        $this->assertStringContainsString("panel.dataset.asideDetailsOpenActive === '1'", $content);
-    }
-
-    public function testDetailStateUsesSharedDetailsOpenStateHelper(): void
-    {
-        $content = $this->readProjectFile('web/js/components/app-details-state.js');
-
-        $this->assertStringContainsString("import { initPersistedDetailsGroup } from '../core/app-details-open-state.js';", $content);
-        $this->assertStringContainsString('initPersistedDetailsGroup({', $content);
-        $this->assertStringNotContainsString('window.localStorage.setItem(storageKey, JSON.stringify(openKeys));', $content);
-    }
 }
diff --git a/tests/Architecture/AsideNavigationRuntimeContractTest.php b/tests/Architecture/AsideNavigationRuntimeContractTest.php
new file mode 100644
index 0000000..22d50b8
--- /dev/null
+++ b/tests/Architecture/AsideNavigationRuntimeContractTest.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace MintyPHP\Tests\Architecture;
+
+use PHPUnit\Framework\TestCase;
+
+final class AsideNavigationRuntimeContractTest extends TestCase
+{
+    use ProjectFileAssertionSupport;
+
+    public function testAsidePanelsUseSharedDetailsOpenStateHelper(): void
+    {
+        $content = $this->readProjectFile('web/js/components/app-toggle-aside-panels.js');
+
+        $this->assertStringContainsString(
+            "import { initPersistedDetailsGroup } from '../core/app-details-open-state.js';",
+            $content
+        );
+        $this->assertStringContainsString('initPersistedDetailsGroup({', $content);
+        $this->assertStringContainsString("panel.dataset.asideDetailsOpenActive === '1'", $content);
+    }
+
+    public function testDetailStateUsesSharedDetailsOpenStateHelper(): void
+    {
+        $content = $this->readProjectFile('web/js/components/app-details-state.js');
+
+        $this->assertStringContainsString(
+            "import { initPersistedDetailsGroup } from '../core/app-details-open-state.js';",
+            $content
+        );
+        $this->assertStringContainsString('initPersistedDetailsGroup({', $content);
+        $this->assertStringNotContainsString('window.localStorage.setItem(storageKey, JSON.stringify(openKeys));', $content);
+    }
+}
diff --git a/tests/README.md b/tests/README.md
index 5a7f6ef..94acff5 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -34,5 +34,5 @@ ohne dass jede Aenderung immer die komplette Suite im Kopf behalten muss.
 
 - `tests/Architecture/ContainerFactoryContractTest.php`
 - `tests/Architecture/SecurityCryptoContractTest.php`
-- `tests/Architecture/AsideNavigationContractTest.php`
 - `tests/Architecture/AuthzApiBootstrapContractTest.php`
+- `tests/Architecture/ListTitlebarContractTest.php`