diff --git a/Models/NullSurveyTemplateElmentL11n.php b/Models/NullSurveyTemplateElementL11n.php
similarity index 100%
rename from Models/NullSurveyTemplateElmentL11n.php
rename to Models/NullSurveyTemplateElementL11n.php
diff --git a/tests/Admin/AdminTest.php b/tests/Admin/AdminTest.php
new file mode 100644
index 0000000..80b6021
--- /dev/null
+++ b/tests/Admin/AdminTest.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Admin;
+
+/**
+ * @internal
+ */
+class AdminTest extends \PHPUnit\Framework\TestCase
+{
+    protected const NAME = 'Surveys';
+
+    protected const URI_LOAD = 'http://127.0.0.1/en/backend/survey';
+
+    use \Modules\tests\ModuleTestTrait;
+}
diff --git a/tests/Models/NullSurveyTemplate.php b/tests/Models/NullSurveyTemplate.php
new file mode 100644
index 0000000..a8c535c
--- /dev/null
+++ b/tests/Models/NullSurveyTemplate.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplate;
+
+/**
+ * @internal
+ */
+final class Null extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplate
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplate', new NullSurveyTemplate());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplate
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplate(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateElement.php b/tests/Models/NullSurveyTemplateElement.php
new file mode 100644
index 0000000..37b5c95
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateElement.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateElement;
+
+/**
+ * @internal
+ */
+final class Null extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElement
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateElement', new NullSurveyTemplateElement());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElement
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateElement(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateElementL11n.php b/tests/Models/NullSurveyTemplateElementL11n.php
new file mode 100644
index 0000000..2173bc7
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateElementL11n.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateElementL11n;
+
+/**
+ * @internal
+ */
+final class Null extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElementL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateElementL11n', new NullSurveyTemplateElementL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElementL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateElementL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateElementL11nTest.php b/tests/Models/NullSurveyTemplateElementL11nTest.php
new file mode 100644
index 0000000..63611e7
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateElementL11nTest.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateElementL11n;
+
+/**
+ * @internal
+ */
+final class NullSurveyTemplateElementL11nTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElementL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateElementL11n', new NullSurveyTemplateElementL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElementL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateElementL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateElementTest.php b/tests/Models/NullSurveyTemplateElementTest.php
new file mode 100644
index 0000000..07b1b4c
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateElementTest.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateElement;
+
+/**
+ * @internal
+ */
+final class NullSurveyTemplateElementTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElement
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateElement', new NullSurveyTemplateElement());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateElement
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateElement(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateL11n.php b/tests/Models/NullSurveyTemplateL11n.php
new file mode 100644
index 0000000..a92f8e3
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateL11n.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateL11n;
+
+/**
+ * @internal
+ */
+final class Null extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateL11n', new NullSurveyTemplateL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateL11nTest.php b/tests/Models/NullSurveyTemplateL11nTest.php
new file mode 100644
index 0000000..bfa3500
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateL11nTest.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateL11n;
+
+/**
+ * @internal
+ */
+final class NullSurveyTemplateL11nTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateL11n', new NullSurveyTemplateL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateLabelL11n.php b/tests/Models/NullSurveyTemplateLabelL11n.php
new file mode 100644
index 0000000..da834b3
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateLabelL11n.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateLabelL11n;
+
+/**
+ * @internal
+ */
+final class Null extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateLabelL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateLabelL11n', new NullSurveyTemplateLabelL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateLabelL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateLabelL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateLabelL11nTest.php b/tests/Models/NullSurveyTemplateLabelL11nTest.php
new file mode 100644
index 0000000..c514f89
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateLabelL11nTest.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplateLabelL11n;
+
+/**
+ * @internal
+ */
+final class NullSurveyTemplateLabelL11nTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateLabelL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplateLabelL11n', new NullSurveyTemplateLabelL11n());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplateLabelL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplateLabelL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullSurveyTemplateTest.php b/tests/Models/NullSurveyTemplateTest.php
new file mode 100644
index 0000000..114e9dc
--- /dev/null
+++ b/tests/Models/NullSurveyTemplateTest.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * Orange Management
+ *
+ * PHP Version 8.0
+ *
+ * @package   tests
+ * @copyright Dennis Eichhorn
+ * @license   OMS License 1.0
+ * @version   1.0.0
+ * @link      https://orange-management.org
+ */
+declare(strict_types=1);
+
+namespace Modules\Surveys\tests\Models;
+
+use Modules\Surveys\Models\NullSurveyTemplate;
+
+/**
+ * @internal
+ */
+final class NullSurveyTemplateTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplate
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Surveys\Models\SurveyTemplate', new NullSurveyTemplate());
+    }
+
+    /**
+     * @covers Modules\Surveys\Models\NullSurveyTemplate
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSurveyTemplate(2);
+        self::assertEquals(2, $null->getId());
+    }
+}