1 files changed, 61 insertions, 0 deletions
diff --git a/tests/lib/Group/DatabaseTest.php b/tests/lib/Group/DatabaseTest.php
new file mode 100644
index 00000000000..ee6b4156040
--- /dev/null
+++ b/tests/lib/Group/DatabaseTest.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2019-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+namespace Test\Group;
+
+use OC\Group\Database;
+
+/**
+ * Class Database
+ *
+ * @group DB
+ */
+class DatabaseTest extends Backend {
+	private $groups = [];
+
+	/**
+	 * get a new unique group name
+	 * test cases can override this in order to clean up created groups
+	 */
+	public function getGroupName($name = null): string {
+		$name = parent::getGroupName($name);
+		$this->groups[] = $name;
+		return $name;
+	}
+
+	protected function setUp(): void {
+		parent::setUp();
+		$this->backend = new Database();
+	}
+
+	protected function tearDown(): void {
+		foreach ($this->groups as $group) {
+			$this->backend->deleteGroup($group);
+		}
+		parent::tearDown();
+	}
+
+	public function testAddDoubleNoCache(): void {
+		$group = $this->getGroupName();
+
+		$this->backend->createGroup($group);
+
+		$backend = new Database();
+		$this->assertNull($backend->createGroup($group));
+	}
+
+	public function testAddLongGroupName(): void {
+		$groupName = $this->getUniqueID('test_', 100);
+
+		$gidCreated = $this->backend->createGroup($groupName);
+		$this->assertEquals(64, strlen($gidCreated));
+
+		$group = $this->backend->getGroupDetails($gidCreated);
+		$this->assertEquals(['displayName' => $groupName], $group);
+	}
+}