1 files changed, 51 insertions, 0 deletions
diff --git a/apps/user_ldap/tests/Service/BirthdateParserServiceTest.php b/apps/user_ldap/tests/Service/BirthdateParserServiceTest.php
new file mode 100644
index 00000000000..061118f10c1
--- /dev/null
+++ b/apps/user_ldap/tests/Service/BirthdateParserServiceTest.php
@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\User_LDAP\Tests\Service;
+
+use DateTimeImmutable;
+use OCA\User_LDAP\Service\BirthdateParserService;
+use PHPUnit\Framework\TestCase;
+
+class BirthdateParserServiceTest extends TestCase {
+	private BirthdateParserService $service;
+
+	protected function setUp(): void {
+		parent::setUp();
+
+		$this->service = new BirthdateParserService();
+	}
+
+	public static function parseBirthdateDataProvider(): array {
+		return [
+			['2024-01-01', new DateTimeImmutable('2024-01-01'), false],
+			['20240101', new DateTimeImmutable('2024-01-01'), false],
+			['199412161032Z', new DateTimeImmutable('1994-12-16'), false], // LDAP generalized time
+			['199412160532-0500', new DateTimeImmutable('1994-12-16'), false], // LDAP generalized time
+			['2023-07-31T00:60:59.000Z', null, true],
+			['01.01.2024', null, true],
+			['01/01/2024', null, true],
+			['01 01 2024', null, true],
+			['foobar', null, true],
+		];
+	}
+
+	#[\PHPUnit\Framework\Attributes\DataProvider('parseBirthdateDataProvider')]
+	public function testParseBirthdate(
+		string $value,
+		?DateTimeImmutable $expected,
+		bool $shouldThrow,
+	): void {
+		if ($shouldThrow) {
+			$this->expectException(\InvalidArgumentException::class);
+		}
+
+		$actual = $this->service->parseBirthdate($value);
+		$this->assertEquals($expected, $actual);
+	}
+}