1 files changed, 39 insertions, 0 deletions
diff --git a/tests/phpunit/includes/TimeAdjustTest.php b/tests/phpunit/includes/TimeAdjustTest.php
new file mode 100644
index 00000000..ae82bc40
--- /dev/null
+++ b/tests/phpunit/includes/TimeAdjustTest.php
@@ -0,0 +1,39 @@
+<?php
+
+class TimeAdjustTest extends MediaWikiLangTestCase {
+	protected function setUp() {
+		parent::setUp();
+	}
+
+	/**
+	 * Test offset usage for a given Language::userAdjust
+	 * @dataProvider dataUserAdjust
+	 * @covers Language::userAdjust
+	 */
+	public function testUserAdjust( $date, $localTZoffset, $expected ) {
+		global $wgContLang;
+
+		$this->setMwGlobals( 'wgLocalTZoffset', $localTZoffset );
+
+		$this->assertEquals(
+			$expected,
+			strval( $wgContLang->userAdjust( $date, '' ) ),
+			"User adjust {$date} by {$localTZoffset} minutes should give {$expected}"
+		);
+	}
+
+	public static function dataUserAdjust() {
+		return array(
+			array( '20061231235959', 0, '20061231235959' ),
+			array( '20061231235959', 5, '20070101000459' ),
+			array( '20061231235959', 15, '20070101001459' ),
+			array( '20061231235959', 60, '20070101005959' ),
+			array( '20061231235959', 90, '20070101012959' ),
+			array( '20061231235959', 120, '20070101015959' ),
+			array( '20061231235959', 540, '20070101085959' ),
+			array( '20061231235959', -5, '20061231235459' ),
+			array( '20061231235959', -30, '20061231232959' ),
+			array( '20061231235959', -60, '20061231225959' ),
+		);
+	}
+}