diff --git a/src/tests/Infrastructure/IMAPTest.php b/src/tests/Infrastructure/IMAPTest.php
new file mode 100644
index 00000000..dd2eb402
--- /dev/null
+++ b/src/tests/Infrastructure/IMAPTest.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace Tests\Infrastructure;
+
+use App\Backends\IMAP;
+use Tests\TestCase;
+
+class IMAPTest extends TestCase
+{
+    private static ?\App\User $user = null;
+    private $imap = null;
+
+    /**
+     * Get configured/initialized rcube_imap_generic instance
+     */
+    private function getImap()
+    {
+        if ($this->imap) {
+            return $this->imap;
+        }
+
+        $class = new \ReflectionClass(IMAP::class);
+        $init = $class->getMethod('initIMAP');
+        $config = $class->getMethod('getConfig');
+        $init->setAccessible(true);
+        $config->setAccessible(true);
+
+        $config = $config->invoke(null);
+
+        return $this->imap = $init->invokeArgs(null, [$config]);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        if (!self::$user) {
+            self::$user = $this->getTestUser('imaptest@kolab.org', ['password' => 'simple123'], true);
+        }
+    }
+
+    public function testCreateDeleteFolder()
+    {
+        $imap = $this->getImap();
+
+        $email = self::$user->email;
+        $mailbox = "user/{$email}/test";
+
+        // $this->assertTrue($imap->createFolder($mailbox));
+        $imap->createFolder($mailbox);
+        $this->assertEquals(1, count($imap->listMailboxes('', $mailbox)));
+        $imap->setACL($mailbox, 'cyrus-admin', 'c');
+        $this->assertTrue($imap->setMetadata($mailbox, [
+            '/shared/vendor/kolab/folder-type' => 'event',
+            '/private/vendor/kolab/folder-type' => 'event'
+        ]));
+
+
+        $metadata = $imap->getMetadata($mailbox, [
+            '/shared/vendor/kolab/folder-type',
+            '/private/vendor/kolab/folder-type'
+        ]);
+
+        print_r($metadata);
+        $this->assertEquals('event', $metadata[$mailbox]['/shared/vendor/kolab/folder-type']);
+        $this->assertEquals('event', $metadata[$mailbox]['/private/vendor/kolab/folder-type']);
+
+        $this->assertTrue($imap->deleteFolder($mailbox));
+        $this->assertEquals(0, count($imap->listMailboxes('', $mailbox)));
+    }
+
+    /**
+     * @doesNotPerformAssertions
+     */
+    public function testCleanup(): void
+    {
+        $this->deleteTestUser(self::$user->email);
+    }
+}