1 files changed, 70 insertions, 0 deletions
diff --git a/tests/lib/Security/Normalizer/IpAddressTest.php b/tests/lib/Security/Normalizer/IpAddressTest.php
new file mode 100644
index 00000000000..f7adfb4a0dd
--- /dev/null
+++ b/tests/lib/Security/Normalizer/IpAddressTest.php
@@ -0,0 +1,70 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2017 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace Test\Security\Normalizer;
+
+use OC\Security\Normalizer\IpAddress;
+use Test\TestCase;
+
+class IpAddressTest extends TestCase {
+	public static function subnetDataProvider(): array {
+		return [
+			[
+				'64.233.191.254',
+				'64.233.191.254/32',
+			],
+			[
+				'192.168.0.123',
+				'192.168.0.123/32',
+			],
+			[
+				'::ffff:192.168.0.123',
+				'192.168.0.123/32',
+			],
+			[
+				'0:0:0:0:0:ffff:192.168.0.123',
+				'192.168.0.123/32',
+			],
+			[
+				'0:0:0:0:0:ffff:c0a8:7b',
+				'192.168.0.123/32',
+			],
+			[
+				'2001:0db8:0000:0000:0000:8a2e:0370:7334',
+				'2001:db8::/56',
+			],
+			[
+				'2001:db8:3333:4444:5555:6666:7777:8888',
+				'2001:db8:3333:4400::/56',
+			],
+			[
+				'::1234:5678',
+				'::/56',
+			],
+			[
+				'[::1]',
+				'::/56',
+			],
+		];
+	}
+
+	/**
+	 *
+	 * @param string $input
+	 * @param string $expected
+	 */
+	#[\PHPUnit\Framework\Attributes\DataProvider('subnetDataProvider')]
+	public function testGetSubnet($input, $expected): void {
+		$this->assertSame($expected, (new IpAddress($input))->getSubnet());
+	}
+
+	public function testToString(): void {
+		$this->assertSame('127.0.0.1', (string)(new IpAddress('127.0.0.1')));
+	}
+}