1 files changed, 122 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/DataValues/Time/JulianDayTest.php b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/DataValues/Time/JulianDayTest.php
new file mode 100644
index 00000000..1a722329
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/DataValues/Time/JulianDayTest.php
@@ -0,0 +1,122 @@
+<?php
+
+namespace SMW\Tests\DataValues\Time;
+
+use SMW\DataValues\Time\JulianDay;
+
+/**
+ * @covers \SMW\DataValues\Time\JulianDay
+ * @group semantic-mediawiki
+ *
+ * @license GNU GPL v2+
+ * @since 2.4
+ *
+ * @author mwjames
+ */
+class JulianDayTest extends \PHPUnit_Framework_TestCase {
+
+	/**
+	 * @dataProvider valueProvider
+	 */
+	public function testConvert( $calendarModel, $seralization, $jdValue ) {
+
+		list( $year, $month, $day, $hour, $minute, $second ) = explode( '/', $seralization );
+
+		$this->assertEquals(
+			$jdValue,
+			JulianDay::getJD( $calendarModel, $year, $month, $day, $hour, $minute, $second )
+		);
+	}
+
+	public function testGetJD_Issue2454() {
+
+		$offset = -4 / 24;
+
+		$this->assertSame(
+			2457869.3333333,
+			JulianDay::getJD( 1, 2017, 4, 25, 20, 0, 0 )
+		);
+
+		$this->assertNotSame(
+			2457869.5,
+			JulianDay::getJD( 1, 2017, 4, 25, 20, 0, 0 ) - $offset // returns 2457869.4999999665
+		);
+
+		$this->assertSame(
+			2457869.5,
+			JulianDay::format( JulianDay::getJD( 1, 2017, 4, 25, 20, 0, 0 ) - $offset )
+		);
+	}
+
+	public function valueProvider() {
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'1352/01/01/0/0/0',
+			'2214875.500000'
+		];
+
+		$provider[] = [
+			JulianDay::CM_GREGORIAN,
+			'2100/10/04/0/0/0',
+			'2488345.500000'
+		];
+
+		$provider[] = [
+			JulianDay::CM_GREGORIAN,
+			'2100/10/04/0/0/0',
+			'2488345.500000'
+		];
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'1582/10/04/0/0/0',
+			'2299159.500000'
+		];
+
+		$provider[] = [
+			JulianDay::CM_GREGORIAN,
+			'1582/10/15/0/0/0',
+			'2299160.5'
+		];
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'-900/10/4/0/0/0',
+			'1392974.500000'
+		];
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'-4713/01/02/0/0/0',
+			'0.5'
+		];
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'-4713/01/02/12/0/0/0',
+			'1'
+		];
+
+		$provider[] = [
+			JulianDay::CM_JULIAN,
+			'-9000/10/4/0/0/0',
+			'-1565550.5'
+		];
+
+		$provider[] = [
+			JulianDay::CM_GREGORIAN,
+			'2100/10/4/13/55/55',
+			'2488346.0804977'
+		];
+
+		$provider[] = [
+			JulianDay::CM_GREGORIAN,
+			'2100/10/4/13/55/55',
+			2488346.0804977
+		];
+
+		return $provider;
+	}
+
+}