diff --git a/application/tests/Integration/Domain/SourceManagement/SourceMemberManagerIntegrationTest.php b/application/tests/Integration/Domain/SourceManagement/SourceMemberManagerIntegrationTest.php
new file mode 100644
index 0000000..50b9353
--- /dev/null
+++ b/application/tests/Integration/Domain/SourceManagement/SourceMemberManagerIntegrationTest.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace Tests\Integration\Domain\SourceManagement;
+
+use PHPUnit\Framework\TestCase;
+use App\Entity\Source\SourceInterface;
+use App\Domain\SourceManagement\SourceMemberManagerInterface;
+use App\Entity\Source\AbstractSource;
+use App\Domain\SourceManagement\SourceMemberManager;
+use App\Domain\SourceManagement\SourceMemberInformation;
+
+class SourceMemberManagerIntegrationTest extends TestCase
+{
+    /**
+     * @var SourceInterface
+     */
+    private $source;
+
+    /**
+     * @var SourceMemberManagerInterface
+     */
+    private $sourceMemberManager;
+
+    private function createSource(): SourceInterface
+    {
+        return new class() extends AbstractSource {
+        };
+    }
+
+    public function setUp(): void
+    {
+        $this->source = $this->createSource();
+        $this->sourceMemberManager = new SourceMemberManager($this->source);
+    }
+
+    public function testSourceMemberInformationIntegration(): void
+    {
+        $childSource = $this->createSource();
+        $sourceMemberInformation = new SourceMemberInformation($this->source);
+        $this->sourceMemberManager->addMember($childSource);
+        $this->assertEquals($childSource, $sourceMemberInformation->getAllMembers()->get(0));
+        $this->sourceMemberManager->removeMember($childSource);
+        $this->assertEquals(0, $sourceMemberInformation->getAllMembers()->count());
+    }
+}
diff --git a/application/tests/Unit/Domain/SourceManagement/SourceMemberManagerTest.php b/application/tests/Unit/Domain/SourceManagement/SourceMemberManagerTest.php
index 85ba278..00e5705 100644
--- a/application/tests/Unit/Domain/SourceManagement/SourceMemberManagerTest.php
+++ b/application/tests/Unit/Domain/SourceManagement/SourceMemberManagerTest.php
@@ -7,7 +7,6 @@ use App\Entity\Source\SourceInterface;
 use App\Domain\SourceManagement\SourceMemberManagerInterface;
 use App\Entity\Source\AbstractSource;
 use App\Domain\SourceManagement\SourceMemberManager;
-use App\Domain\SourceManagement\SourceMemberInformation;
 
 class SourceMemberManagerTest extends TestCase
 {
@@ -54,17 +53,4 @@ class SourceMemberManagerTest extends TestCase
         $this->assertEquals(0, $this->source->getMemberRelation()->getMemberships()->count());
         $this->assertEquals(0, $membership->getMemberRelation()->getMembers()->count());
     }
-
-    /**
-     * @todo Move this function to an own integration test class
-     */
-    public function testSourceMemberInformationIntegration(): void
-    {
-        $childSource = $this->createSource();
-        $sourceMemberInformation = new SourceMemberInformation($this->source);
-        $this->sourceMemberManager->addMember($childSource);
-        $this->assertEquals($childSource, $sourceMemberInformation->getAllMembers()->get(0));
-        $this->sourceMemberManager->removeMember($childSource);
-        $this->assertEquals(0, $sourceMemberInformation->getAllMembers()->count());
-    }
 }