DataValues\Tests\TimeValueCalculatorTest

Complexity

Total Complexity

9

Size/Duplication

Total Lines	196
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Importance

Changes

0

9 Methods

Rating	Name	Duplication	Size	Complexity
A	setUp()	0	3	1
A	getTimeValueMock()	0	20	1
A	timestampProvider()	0	53	1
A	testGetTimestamp()	0	6	1
A	yearProvider()	0	49	1
A	testIsLeapYear()	0	5	1
A	testGetNumberOfLeapYears()	0	5	1
A	precisionProvider()	0	15	1
A	testGetSecondsForPrecision()	0	5	1

<?php

namespace DataValues\Tests;

use DataValues\TimeValue;
use DataValues\TimeValueCalculator;

/**
 * @covers DataValues\TimeValueCalculator
 *
 * @group DataValue
 * @group DataValueExtensions
 *
 * @license GPL-2.0+
 * @author Thiemo Kreuz
 */
class TimeValueCalculatorTest extends \PHPUnit_Framework_TestCase {

	/**
	 * @var TimeValueCalculator
	 */
	private $calculator;

	protected function setUp() {
		$this->calculator = new TimeValueCalculator();
	}

	/**
	 * @param string $time an ISO 8601 date and time
	 * @param int $timezone offset from UTC in minutes
	 *
	 * @return TimeValue
	 */
	private function getTimeValueMock( $time, $timezone = 0 ) {
		$timeValue = $this->getMockBuilder( TimeValue::class )
			->disableOriginalConstructor()
			->getMock();

		$timeValue->expects( $this->any() )
			->method( 'getTime' )
			->will( $this->returnValue( $time ) );
		$timeValue->expects( $this->any() )
			->method( 'getTimezone' )
			->will( $this->returnValue( $timezone ) );
		$timeValue->expects( $this->any() )
			->method( 'getPrecision' )
			->will( $this->returnValue( TimeValue::PRECISION_DAY ) );
		$timeValue->expects( $this->any() )
			->method( 'getCalendarModel' )
			->will( $this->returnValue( 'Stardate' ) );

		return $timeValue;
	}

	public function timestampProvider() {
		return array(
			// Make sure it's identical to the PHP/Unix time stamps in current years
			array( '+2004-02-29T00:00:00Z', strtotime( '2004-02-29T00:00:00+00:00' ) ),
			array( '+2038-00-00T00:00:00Z', strtotime( '2038-01-01T00:00:00+00:00' ) ),

			// Time zones
			array( '+2000-01-01T12:59:59', strtotime( '2000-01-01T12:59:59-02:00' ), -120 ),
			array( '+2000-01-01T12:59:59', strtotime( '2000-01-01T12:59:59+04:45' ), 285 ),

			array( '+0401-00-00T00:00:00Z', -49512816000 ),
			array( '+1902-00-00T00:00:00Z', -2145916800 ),
			array( '+1939-00-00T00:00:00Z', -978307200 ),
			array( '+1969-12-31T23:59:00Z', -60 ),
			array( '+1969-12-31T23:59:59Z', -1 ),
			array( '+1970-01-01T00:00:00Z', 0 ),
			array( '+1970-01-01T00:00:01Z', 1 ),
			array( '+1970-01-01T00:01:00Z', 60 ),
			array( '+1972-02-29T00:00:00Z', 68169600 ),
			array( '+1996-02-29T00:00:00Z', 825552000 ),
			array( '+1999-12-31T23:59:59Z', 946684799 ),
			array( '+2000-01-01T00:00:00Z', 946684800 ),
			array( '+2000-02-01T00:00:00Z', 949363200 ),
			array( '+2000-02-29T00:00:00Z', 951782400 ),
			array( '+2001-00-00T00:00:00Z', 978307200 ),
			array( '+2001-01-01T00:00:00Z', 978307200 ),
			array( '+2014-04-30T12:35:55Z', 1398861355 ),
			array( '+2401-00-00T00:00:00Z', 13601088000 ),

			// Make sure there is only 1 second between these two
			array( '-0001-12-31T23:59:59Z', -62135596801 ),
			array( '+0001-00-00T00:00:00Z', -62135596800 ),

			// No special calculation for leap seconds, just make sure they pass
			array( '+1970-10-11T12:13:61Z', 24495241 ),
			array( '+1970-10-11T12:14:01Z', 24495241 ),

			// Year 0 does not exist, but we do not complain, assume -1
			array( '-0000-12-31T23:59:59Z', -62135596801 ),
			array( '+0000-00-00T00:00:00Z', floor( ( -1 - 1969 ) * 365.2425 ) * 86400 ),

			// Since there is no year 0, negative leap years are -1, -5 and so on
			array( '-8001-00-00T00:00:00Z', floor( ( -8001 - 1969 ) * 365.2425 ) * 86400 ),
			array( '-0005-00-00T00:00:00Z', floor( ( -5 - 1969 ) * 365.2425 ) * 86400 ),
			array( '+0004-00-00T00:00:00Z', floor( ( 4 - 1970 ) * 365.2425 ) * 86400 ),
			array( '+8000-00-00T00:00:00Z', floor( ( 8000 - 1970 ) * 365.2425 ) * 86400 ),

			// PHP_INT_MIN is -2147483648
			array( '-2147484001-00-00T00:00:00Z', floor( ( -2147484001 - 1969 ) * 365.2425 ) * 86400 ),
			// PHP_INT_MAX is +2147483647
			array( '+2147484000-00-00T00:00:00Z', floor( ( 2147484000 - 1970 ) * 365.2425 ) * 86400 ),
		);
	}

	/**
	 * @dataProvider timestampProvider
	 */
	public function testGetTimestamp( $time, $expectedTimestamp = 0.0, $timezone = 0 ) {
		$timeValue = $this->getTimeValueMock( $time, $timezone );
		$timestamp = $this->calculator->getTimestamp( $timeValue );

		$this->assertEquals( $expectedTimestamp, $timestamp );
	}

	public function yearProvider() {
		return array(
			// Every 4 years
			array( 1895, 459 ),
			array( 1896, 460, true ),
			array( 1897, 460 ),

			// Not every 100 years but every 400 years
			array( 1900, 460 ),
			array( 2000, 485, true ),
			array( 2100, 509 ),

			// Extremes
			array( 1, 0 ),
			array( 9999, 2424 ),
			array( 2147483647, 520764784 ),

			// There is no year zero, assume -1
			array( -1, 0, true ),
			array( 0, 0, true ),

			// Off by 1 for negative years because zero is skipped
			array( -6, -2 ),
			array( -5, -1, true ),
			array( -4, -1 ),
			array( -3, -1 ),
			array( -2, -1 ),
			array( -1, 0, true ),
			array( 1, 0 ),
			array( 2, 0 ),
			array( 3, 0 ),
			array( 4, 1, true ),
			array( 5, 1 ),

			// Because we can
			array( -6.9, -2 ),
			array( -6.1, -2 ),
			array( -5.501, -1, true ),
			array( -5.499, -1, true ),
			array( -4.6, -1 ),
			array( -4.4, -1 ),
			array( 1995.01, 483 ),
			array( 1995.09, 483 ),
			array( 1996.001, 484, true ),
			array( 1996.009, 484, true ),
			array( 1997.1, 484 ),
			array( 1997.9, 484 ),
		);
	}

	/**
	 * @dataProvider yearProvider
	 */
	public function testIsLeapYear( $year, $numberOfLeapYears, $expected = false ) {

The parameter $numberOfLeapYears is not used and could be removed.

		$isLeapYear = $this->calculator->isLeapYear( $year );

		$this->assertEquals( $expected, $isLeapYear );
	}

	/**
	 * @dataProvider yearProvider
	 */
	public function testGetNumberOfLeapYears( $year, $expected, $isLeapYear = false ) {

The parameter $isLeapYear is not used and could be removed.

		$numberOfLeapYears = $this->calculator->getNumberOfLeapYears( $year );

		$this->assertEquals( $expected, $numberOfLeapYears );
	}

	public function precisionProvider() {
		$secondsPerDay = 60 * 60 * 24;
		$daysPerGregorianYear = 365 + 1 / 4 - 1 / 100 + 1 / 400;

		return array(
			array( TimeValue::PRECISION_SECOND, 1 ),
			array( TimeValue::PRECISION_MINUTE, 60 ),
			array( TimeValue::PRECISION_HOUR, 60 * 60 ),
			array( TimeValue::PRECISION_DAY, $secondsPerDay ),
			array( TimeValue::PRECISION_MONTH, $secondsPerDay * $daysPerGregorianYear / 12 ),
			array( TimeValue::PRECISION_YEAR, $secondsPerDay * $daysPerGregorianYear ),
			array( TimeValue::PRECISION_YEAR10, $secondsPerDay * $daysPerGregorianYear * 1e1 ),
			array( TimeValue::PRECISION_YEAR1G, $secondsPerDay * $daysPerGregorianYear * 1e9 ),
		);
	}

	/**
	 * @dataProvider precisionProvider
	 */
	public function testGetSecondsForPrecision( $precision, $expected ) {
		$seconds = $this->calculator->getSecondsForPrecision( $precision );

		$this->assertEquals( $expected, $seconds );
	}

}