diff --git a/tests/Models/NullSupportAppTest.php b/tests/Models/NullSupportAppTest.php
new file mode 100644
index 0000000..ca7e6ba
--- /dev/null
+++ b/tests/Models/NullSupportAppTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullSupportApp;
+
+/**
+ * @internal
+ */
+final class NullSupportAppTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullSupportApp
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\SupportApp', new NullSupportApp());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullSupportApp
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullSupportApp(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketAttributeTest.php b/tests/Models/NullTicketAttributeTest.php
new file mode 100644
index 0000000..d5026a3
--- /dev/null
+++ b/tests/Models/NullTicketAttributeTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicketAttribute;
+
+/**
+ * @internal
+ */
+final class NullTicketAttributeTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicketAttribute
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\TicketAttribute', new NullTicketAttribute());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicketAttribute
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicketAttribute(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketAttributeTypeL11nTest.php b/tests/Models/NullTicketAttributeTypeL11nTest.php
new file mode 100644
index 0000000..aa4618e
--- /dev/null
+++ b/tests/Models/NullTicketAttributeTypeL11nTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicketAttributeTypeL11n;
+
+/**
+ * @internal
+ */
+final class NullTicketAttributeTypeL11nTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeTypeL11n
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\TicketAttributeTypeL11n', new NullTicketAttributeTypeL11n());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeTypeL11n
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicketAttributeTypeL11n(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketAttributeTypeTest.php b/tests/Models/NullTicketAttributeTypeTest.php
new file mode 100644
index 0000000..2904a1e
--- /dev/null
+++ b/tests/Models/NullTicketAttributeTypeTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicketAttributeType;
+
+/**
+ * @internal
+ */
+final class NullTicketAttributeTypeTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeType
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\TicketAttributeType', new NullTicketAttributeType());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeType
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicketAttributeType(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketAttributeValueTest.php b/tests/Models/NullTicketAttributeValueTest.php
new file mode 100644
index 0000000..237c874
--- /dev/null
+++ b/tests/Models/NullTicketAttributeValueTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicketAttributeValue;
+
+/**
+ * @internal
+ */
+final class NullTicketAttributeValueTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeValue
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\TicketAttributeValue', new NullTicketAttributeValue());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicketAttributeValue
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicketAttributeValue(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketElementTest.php b/tests/Models/NullTicketElementTest.php
new file mode 100644
index 0000000..16ba128
--- /dev/null
+++ b/tests/Models/NullTicketElementTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicketElement;
+
+/**
+ * @internal
+ */
+final class NullTicketElementTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicketElement
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\TicketElement', new NullTicketElement());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicketElement
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicketElement(2);
+        self::assertEquals(2, $null->getId());
+    }
+}
diff --git a/tests/Models/NullTicketTest.php b/tests/Models/NullTicketTest.php
new file mode 100644
index 0000000..32f49c2
--- /dev/null
+++ b/tests/Models/NullTicketTest.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\Support\tests\Models;
+
+use Modules\Support\Models\NullTicket;
+
+/**
+ * @internal
+ */
+final class NullTicketTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @covers Modules\Support\Models\NullTicket
+     * @group framework
+     */
+    public function testNull() : void
+    {
+        self::assertInstanceOf('\Modules\Support\Models\Ticket', new NullTicket());
+    }
+
+    /**
+     * @covers Modules\Support\Models\NullTicket
+     * @group framework
+     */
+    public function testId() : void
+    {
+        $null = new NullTicket(2);
+        self::assertEquals(2, $null->getId());
+    }
+}