TimeValueCalculatorTest::provideTimestampPairs() - Code Metrics - Inspection of "Add getLowerTimestamp() and getHigherTimestamp()" - DataValues/Time - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Pull Request — master (#140)

unknown
created 2018-07-12 23:13 UTC
TimeValueCalculatorTest::provideTimestampPairs() A

↳ Parent: TimeValueCalculatorTest
Complexity

Conditions	5
Paths	5
Size

Total Lines
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
dl	0
loc	14
rs	9.4888
c	0
b	0
f	0
cc	5
nc	5
nop	0
<?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 ) {

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

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

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

		$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 );
	}

	/**
	 * @return array of ISO 8601 timestamps from lower to higher
	 */
	private function provideTimestampsWithoutSign() {
		return [
			'0001-01-11T06:08:04Z',
			'0016-02-11T06:08:04Z',
			'0245-03-30T00:00:00Z',
			'1054-04-11T14:00:02Z',
			'2012-02-29T23:59:59Z',
			'2012-03-01T00:00:00Z',
			'2013-05-31T23:59:59Z',
			'2014-06-01T00:00:00Z',
			'54844518-07-25T02:00:00Z',
			'5748404518-08-25T02:00:00Z',
			'9990994999299999-09-09T14:20:00Z',
			'9999999999999999-10-15T14:20:00Z',
		];
	}

	/**
	 * @return array of precisions from the most to the least precise
	 */
	private function provideAllPrecisions() {
		return [
			TimeValue::PRECISION_SECOND,
			TimeValue::PRECISION_MINUTE,
			TimeValue::PRECISION_HOUR,
			TimeValue::PRECISION_DAY,
			TimeValue::PRECISION_MONTH,
			TimeValue::PRECISION_YEAR,
			TimeValue::PRECISION_YEAR10,
			TimeValue::PRECISION_YEAR100,
			TimeValue::PRECISION_YEAR1K,
			TimeValue::PRECISION_YEAR10K,
			TimeValue::PRECISION_YEAR100K,
			TimeValue::PRECISION_YEAR1M,
			TimeValue::PRECISION_YEAR10M,
			TimeValue::PRECISION_YEAR100M,
			TimeValue::PRECISION_YEAR1G
		];
	}

	/**
	 * @return \Generator
	 */
	public function provideTimestamps() {
		foreach ( [ '+', '-' ] as $sign ) {
			foreach ( $this->provideTimestampsWithoutSign() as $timestamp ) {
				yield $sign . $timestamp;
			}
		}
	}

	/**
	 * @return \Generator
	 */
	public function provideTimeValuesHighVsLowPrecisions() {
		$oldTimestamp = null;
		$oldPrecision = null;
		foreach ( $this->provideTimestamps() as $timestamp ) {
			foreach ( $this->provideAllPrecisions() as $precision ) {
				if ( !empty( $oldTimestamp ) && $timestamp === $oldTimestamp ) {
					$oldTimeValue = new TimeValue(
						$oldTimestamp,
						0, 0, 0,
						$oldPrecision,
						TimeValue::CALENDAR_GREGORIAN
					);
					$timeValue = new TimeValue(
						$timestamp,
						0, 0, 0,
						$precision,
						TimeValue::CALENDAR_GREGORIAN
					);
					yield [ [ $oldTimeValue, $timeValue ] ];
				}
				$oldTimestamp = $timestamp;
				$oldPrecision = $precision;
			}
		}
	}

	/**
	 * @return \Generator
	 */
	public function provideTimestampsAndPrecisions() {
		foreach ( $this->provideTimestamps() as $timestamp ) {
			foreach ( $this->provideAllPrecisions() as $precision ) {
				yield [ [ $timestamp, $precision ] ];
			}
		}
	}

	/**
	 * @return \Generator of ISO 8601 timestamp arrays [ t1, t2 ] where t1 ≤ t2
	 */
	public function provideTimestampPairs() {
		foreach ( [ '+', '-' ] as $sign ) {
			$oldTimestamp = null;
			foreach ( $this->provideTimestampsWithoutSign() as $timestamp ) {
				$timestamp = $sign . $timestamp;
				if ( $oldTimestamp !== null ) {
					yield $sign === '+' ?
						[ [ $oldTimestamp, $timestamp ] ] :
						[ [ $timestamp, $oldTimestamp ] ];
				}
				$oldTimestamp = $timestamp;
			}
		}
	}

	/**
	 * @return \Generator of arrays of:
	 * - a TimeValue,
	 * - its lower Unix timestamp, and
	 * - its Unix higher timestamp.
	 */
	public function provideTimeValuesAndLowerAndHigherTimestamps() {
		$timeValuesAndLowerAndHigherTimestamps = [
			[
				new TimeValue( // BCE calculations can differ one year from external ones
					'-0754-11-27T10:49:31Z',
					0, 0, 0,
					TimeValue::PRECISION_SECOND,
					TimeValue::CALENDAR_GREGORIAN
				),
				-85901001029,
				-85901001029
			],
			[
				new TimeValue( // BCE calculations can differ one year from external ones
					'-0003-01-06T10:49:31Z',
					0, 0, 0,
					TimeValue::PRECISION_YEAR,
					TimeValue::CALENDAR_GREGORIAN
				),
				-62230291200,
				-62198755201
			],
			[
				new TimeValue(
					'+0002-07-17T02:41:22Z',
					0, 0, 0,
					TimeValue::PRECISION_DAY,
					TimeValue::CALENDAR_GREGORIAN
				),
				-62087040000,
				-62086953601
			],
			[
				new TimeValue(
					'+2013-03-14T12:51:02Z',
					0, 0, 0,
					TimeValue::PRECISION_MONTH,
					TimeValue::CALENDAR_GREGORIAN
				),
				1362096000,
				1364774399
			],
			[
				new TimeValue(
					'+7254-11-27T10:49:31Z',
					0, 0, 0,
					TimeValue::PRECISION_SECOND,
					TimeValue::CALENDAR_GREGORIAN
				),
				166775539771,
				166775539771
			],
			[
				new TimeValue(
					'+190134401-01-15T10:39:59Z',
					0, 0, 0,
					TimeValue::PRECISION_DAY,
					TimeValue::CALENDAR_GREGORIAN
				),
				5999999999961600,
				6000000000047999
			],
			[
				new TimeValue(
					'+190134401-01-15T10:39:59Z',
					0, 0, 0,
					TimeValue::PRECISION_SECOND,
					TimeValue::CALENDAR_GREGORIAN
				),
				5999999999999999,
				5999999999999999
			],
		];
		yield $timeValuesAndLowerAndHigherTimestamps;
	}

	/**
	 * Check that a few TimeValue values are equal to their expected getLowerTimestamp() ones.
	 *
	 * @dataProvider provideTimeValuesAndLowerAndHigherTimestamps
	 */
	public function testSpecificLowerTimestamps() {
		$timeValuesAndLowerTimestamps = func_get_args();
		$calculator = new TimeValueCalculator();
		foreach ( $timeValuesAndLowerTimestamps as $timeValueAndLowerTimestamp ) {
			$unixLowerTimestamp = $calculator->getLowerTimestamp( $timeValueAndLowerTimestamp[0] );
			$this->assertEquals( $timeValueAndLowerTimestamp[1], $unixLowerTimestamp );
		}
	}

	/**
	 * Check that a few TimeValue values are equal to their expected getHigherTimestamp() ones.
	 *
	 * @dataProvider provideTimeValuesAndLowerAndHigherTimestamps
	 */
	public function testSpecificHigherTimestamps() {
		$timeValuesAndHigherTimestamps = func_get_args();
		$calculator = new TimeValueCalculator();
		foreach ( $timeValuesAndHigherTimestamps as $timeValueAndHigherTimestamp ) {
			$unixHigherTimestamp = $calculator->getHigherTimestamp( $timeValueAndHigherTimestamp[0] );
			$this->assertEquals( $timeValueAndHigherTimestamp[2], $unixHigherTimestamp );
		}
	}

	/**
	 * Check that timestampWithoutSignProvider() values are ordered from earliest to latest according
	 * to getLowerTimestamp(),
	 *
	 * @dataProvider provideTimestampPairs
	 */
	public function testOrderingLowerTimestamps() {
		$calculator = new TimeValueCalculator();
		$timestampPairs = func_get_args();
		foreach ( $timestampPairs as $timestampPair ) {
			$earlierTimestamp = $timestampPair[0];
			$laterTimestamp = $timestampPair[1];
			$earlierTimeValue = new TimeValue(
				$earlierTimestamp,
				0, 0, 0,
				TimeValue::PRECISION_DAY,
				TimeValue::CALENDAR_GREGORIAN
			);
			$laterTimeValue = new TimeValue(
				$laterTimestamp,
				0, 0, 0,
				TimeValue::PRECISION_DAY,
				TimeValue::CALENDAR_GREGORIAN
			);
			$earlierUnixLowerTimestamp = $calculator->getLowerTimestamp( $earlierTimeValue );
			$laterUnixLowerTimestamp = $calculator->getLowerTimestamp( $laterTimeValue );
			$this->assertGreaterThanOrEqual( $earlierUnixLowerTimestamp, $laterUnixLowerTimestamp );
		}
	}

	/**
	 * Check that timestampWithoutSignProvider() values are ordered from earliest to latest according
	 * to getHigherTimestamp(),
	 *
	 * @dataProvider provideTimestampPairs
	 */
	public function testOrderingHigherTimestamps() {
		$calculator = new TimeValueCalculator();
		$timestampPairs = func_get_args();
		foreach ( $timestampPairs as $timestampPair ) {
			$earlierTimestamp = $timestampPair[0];
			$laterTimestamp = $timestampPair[1];
			$earlierTimeValue = new TimeValue(
				$earlierTimestamp,
				0, 0, 0,
				TimeValue::PRECISION_DAY,
				TimeValue::CALENDAR_GREGORIAN
			);
			$laterTimeValue = new TimeValue(
				$laterTimestamp,
				0, 0, 0,
				TimeValue::PRECISION_DAY,
				TimeValue::CALENDAR_GREGORIAN
			);
			$earlierUnixHigherTimestamp = $calculator->getHigherTimestamp( $earlierTimeValue );
			$laterUnixHigherTimestamp = $calculator->getHigherTimestamp( $laterTimeValue );
			$this->assertGreaterThanOrEqual( $earlierUnixHigherTimestamp, $laterUnixHigherTimestamp );
		}
	}

	/**
	 * Check that getTimestamp() values are always greater or equal than getLowerTimestamp() ones.
	 *
	 * @dataProvider provideTimestampsAndPrecisions
	 */
	public function testLowerTimestampsVsTimestamps() {
		$calculator = new TimeValueCalculator();
		$timestampsAndPrecisions = func_get_args();
		foreach ( $timestampsAndPrecisions as $timestampAndPrecision ) {
			$timestamp = $timestampAndPrecision[0];
			$precision = $timestampAndPrecision[1];
			$timeValue = new TimeValue(
				$timestamp,
				0, 0, 0,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixTimestampAsIs = $calculator->getTimestamp( $timeValue );
			$unixLowerTimestamp = $calculator->getLowerTimestamp( $timeValue );
			$this->assertGreaterThanOrEqual( $unixLowerTimestamp, $unixTimestampAsIs );
		}
	}

	/**
	 * Check that getHigherTimestamp() values are always greater or equal than getTimestamp() ones.
	 *
	 * @dataProvider provideTimestampsAndPrecisions
	 */
	public function testHigherTimestampsVsTimestamps() {
		$calculator = new TimeValueCalculator();
		$timestampsAndPrecisions = func_get_args();
		foreach ( $timestampsAndPrecisions as $timestampAndPrecision ) {
			$timestamp = $timestampAndPrecision[0];
			$precision = $timestampAndPrecision[1];
			$timeValue = new TimeValue(
				$timestamp,
				0, 0, 0,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixTimestampAsIs = $calculator->getTimestamp( $timeValue );
			$unixHigherTimestamp = $calculator->getHigherTimestamp( $timeValue );
			$this->assertGreaterThanOrEqual( $unixTimestampAsIs, $unixHigherTimestamp );
		}
	}

	/**
	 * Check that higher before values for the same timestamp always correspond to lower or equal
	 * getLowerTimestamp() values than lower before values.
	 *
	 * @dataProvider provideTimestampsAndPrecisions
	 */
	public function testGetLowerTimestampBefore() {
		$calculator = new TimeValueCalculator();
		$timestampsAndPrecisions = func_get_args();
		foreach ( $timestampsAndPrecisions as $timestampAndPrecision ) {
			$timestamp = $timestampAndPrecision[0];
			$precision = $timestampAndPrecision[1];
			$timeValue = new TimeValue(
				$timestamp,
				0, 0, 1,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixLowerTimestamp = $calculator->getLowerTimestamp( $timeValue );
			$timeValueBefore1 = new TimeValue(
				$timestamp,
				0, 1, 1,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixLowerTimestampBefore1 = $calculator->getLowerTimestamp( $timeValueBefore1 );
			$timeValueBefore2 = new TimeValue(
				$timestamp,
				0, 2, 0,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixLowerTimestampBefore2 = $calculator->getLowerTimestamp( $timeValueBefore2 );
			if ( $unixLowerTimestamp > -10000000000000 && $unixLowerTimestamp < 10000000000000 ) {
				$this->assertGreaterThan( $unixLowerTimestampBefore1, $unixLowerTimestamp );
				$this->assertGreaterThan( $unixLowerTimestampBefore2, $unixLowerTimestampBefore1 );
			} else {
				$this->assertGreaterThanOrEqual( $unixLowerTimestampBefore1, $unixLowerTimestamp );
				$this->assertGreaterThanOrEqual( $unixLowerTimestampBefore2, $unixLowerTimestampBefore1 );
			}
		}
	}

	/**
	 * Check that lower after values for the same timestamp always correspond to lower or equal
	 * getHigherTimestamp() values than higher after values.
	 *
	 * @dataProvider provideTimestampsAndPrecisions
	 */
	public function testGetHigherTimestampAfter() {
		$calculator = new TimeValueCalculator();
		$timestampsAndPrecisions = func_get_args();
		foreach ( $timestampsAndPrecisions as $timestampAndPrecision ) {
			$timestamp = $timestampAndPrecision[0];
			$precision = $timestampAndPrecision[1];
			$timeValue = new TimeValue(
				$timestamp,
				0, 1, 0,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixHigherTimestamp = $calculator->getHigherTimestamp( $timeValue );
			$timeValueAfter1 = new TimeValue(
				$timestamp,
				0, 1, 1,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixHigherTimestampAfter1 = $calculator->getHigherTimestamp( $timeValueAfter1 );
			$timeValueAfter2 = new TimeValue(
				$timestamp,
				0, 0, 2,
				$precision,
				TimeValue::CALENDAR_GREGORIAN
			);
			$unixHigherTimestampAfter2 = $calculator->getHigherTimestamp( $timeValueAfter2 );
			if ( $unixHigherTimestamp > -10000000000000 && $unixHigherTimestamp < 10000000000000 ) {
				$this->assertGreaterThan( $unixHigherTimestamp, $unixHigherTimestampAfter1 );
				$this->assertGreaterThan( $unixHigherTimestampAfter1, $unixHigherTimestampAfter2 );
			} else {
				$this->assertGreaterThanOrEqual( $unixHigherTimestamp, $unixHigherTimestampAfter1 );
				$this->assertGreaterThanOrEqual( $unixHigherTimestampAfter1, $unixHigherTimestampAfter2 );
			}
		}
	}

	/**
	 * Check that higher precisions of the same timestamp always correspond to greater or equal
	 * getLowerTimestamp() values than lower precisions.
	 *
	 * @dataProvider provideTimeValuesHighVsLowPrecisions
	 */
	public function testGetLowerTimestampsHighVsLowPrecisions() {
		$calculator = new TimeValueCalculator();
		$timeValuesHighVsLowPrecisions = func_get_args();
		foreach ( $timeValuesHighVsLowPrecisions as $timeValueHighVsLowPrecision ) {
			$timestampHighPrecision = $calculator->getLowerTimestamp( $timeValueHighVsLowPrecision[0] );
			$timestampLowPrecision = $calculator->getLowerTimestamp( $timeValueHighVsLowPrecision[1] );
			$this->assertGreaterThanOrEqual( $timestampLowPrecision, $timestampHighPrecision );
		}
	}

	/**
	 * Check that lower precisions of the same timestamp always correspond to greater or equal
	 * getHigherTimestamp() values than higher precisions.
	 *
	 * @dataProvider provideTimeValuesHighVsLowPrecisions
	 */
	public function testGetHigherTimestampsHighVsLowPrecisions() {
		$calculator = new TimeValueCalculator();
		$timeValuesHighVsLowPrecisions = func_get_args();
		foreach ( $timeValuesHighVsLowPrecisions as $timeValueHighVsLowPrecision ) {
			$timestampHighPrecision = $calculator->getHigherTimestamp( $timeValueHighVsLowPrecision[0] );
			$timestampLowPrecision = $calculator->getHigherTimestamp( $timeValueHighVsLowPrecision[1] );
			$this->assertGreaterThanOrEqual( $timestampHighPrecision, $timestampLowPrecision );
		}
	}

}

DataValues / Time

Pull Request — master (#140)

TimeValueCalculatorTest::provideTimestampPairs() A

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