1 files changed, 65 insertions, 0 deletions
diff --git a/tests/lib/Session/CryptoWrappingTest.php b/tests/lib/Session/CryptoWrappingTest.php
new file mode 100644
index 00000000000..2bc09e0903a
--- /dev/null
+++ b/tests/lib/Session/CryptoWrappingTest.php
@@ -0,0 +1,65 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2017-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+namespace Test\Session;
+
+use OC\Session\CryptoSessionData;
+use OCP\ISession;
+use OCP\Security\ICrypto;
+use Test\TestCase;
+
+class CryptoWrappingTest extends TestCase {
+	/** @var \PHPUnit\Framework\MockObject\MockObject|ICrypto */
+	protected $crypto;
+
+	/** @var \PHPUnit\Framework\MockObject\MockObject|ISession */
+	protected $wrappedSession;
+
+	/** @var \OC\Session\CryptoSessionData */
+	protected $instance;
+
+	protected function setUp(): void {
+		parent::setUp();
+
+		$this->wrappedSession = $this->getMockBuilder(ISession::class)
+			->disableOriginalConstructor()
+			->getMock();
+		$this->crypto = $this->getMockBuilder('OCP\Security\ICrypto')
+			->disableOriginalConstructor()
+			->getMock();
+		$this->crypto->expects($this->any())
+			->method('encrypt')
+			->willReturnCallback(function ($input) {
+				return $input;
+			});
+		$this->crypto->expects($this->any())
+			->method('decrypt')
+			->willReturnCallback(function ($input) {
+				if ($input === '') {
+					return '';
+				}
+				return substr($input, 1, -1);
+			});
+
+		$this->instance = new CryptoSessionData($this->wrappedSession, $this->crypto, 'PASS');
+	}
+
+	public function testUnwrappingGet(): void {
+		$unencryptedValue = 'foobar';
+		$encryptedValue = $this->crypto->encrypt($unencryptedValue);
+
+		$this->wrappedSession->expects($this->once())
+			->method('get')
+			->with('encrypted_session_data')
+			->willReturnCallback(function () use ($encryptedValue) {
+				return $encryptedValue;
+			});
+
+		$this->assertSame($unencryptedValue, $this->wrappedSession->get('encrypted_session_data'));
+	}
+}