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<?php
namespace Faker\Test\Provider;
use Faker\Provider\DateTime as DateTimeProvider;
class DateTimeTest extends \PHPUnit_Framework_TestCase
{
public function setUp()
{
$this->originalTz = date_default_timezone_get();
$this->defaultTz = 'UTC';
date_default_timezone_set($this->defaultTz);
}
public function tearDown()
{
date_default_timezone_set($this->originalTz);
}
public function testUnixTime()
{
$timestamp = DateTimeProvider::unixTime();
$this->assertInternalType('int', $timestamp);
$this->assertTrue($timestamp >= 0);
$this->assertTrue($timestamp <= time());
}
public function testDateTime()
{
$date = DateTimeProvider::dateTime();
$this->assertInstanceOf('\DateTime', $date);
$this->assertGreaterThanOrEqual(new \DateTime('@0'), $date);
$this->assertLessThanOrEqual(new \DateTime(), $date);
$this->assertEquals(new \DateTimeZone($this->defaultTz), $date->getTimezone());
}
public function testDateTimeWithTimezone()
{
$date = DateTimeProvider::dateTime('now', 'America/New_York');
$this->assertEquals($date->getTimezone(), new \DateTimeZone('America/New_York'));
}
public function testDateTimeAD()
{
$date = DateTimeProvider::dateTimeAD();
$this->assertInstanceOf('\DateTime', $date);
$this->assertGreaterThanOrEqual(new \DateTime('0000-01-01 00:00:00'), $date);
$this->assertLessThanOrEqual(new \DateTime(), $date);
$this->assertEquals(new \DateTimeZone($this->defaultTz), $date->getTimezone());
}
public function testIso8601()
{
$date = DateTimeProvider::iso8601();
$this->assertRegExp('/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}[+-Z](\d{4})?$/', $date);
$this->assertGreaterThanOrEqual(new \DateTime('@0'), new \DateTime($date));
$this->assertLessThanOrEqual(new \DateTime(), new \DateTime($date));
}
public function testDate()
{
$date = DateTimeProvider::date();
$this->assertRegExp('/^\d{4}-\d{2}-\d{2}$/', $date);
$this->assertGreaterThanOrEqual(new \DateTime('@0'), new \DateTime($date));
$this->assertLessThanOrEqual(new \DateTime(), new \DateTime($date));
}
public function testTime()
{
$date = DateTimeProvider::time();
$this->assertRegExp('/^\d{2}:\d{2}:\d{2}$/', $date);
}
/**
*
* @dataProvider providerDateTimeBetween
*/
public function testDateTimeBetween($start, $end)
{
$date = DateTimeProvider::dateTimeBetween($start, $end);
$this->assertInstanceOf('\DateTime', $date);
$this->assertGreaterThanOrEqual(new \DateTime($start), $date);
$this->assertLessThanOrEqual(new \DateTime($end), $date);
$this->assertEquals(new \DateTimeZone($this->defaultTz), $date->getTimezone());
}
public function providerDateTimeBetween()
{
return array(
array('-1 year', false),
array('-1 year', null),
array('-1 day', '-1 hour'),
array('-1 day', 'now'),
);
}
/**
*
* @dataProvider providerDateTimeInInterval
*/
public function testDateTimeInInterval($start, $interval = "+5 days", $isInFuture)
{
$date = DateTimeProvider::dateTimeInInterval($start, $interval);
$this->assertInstanceOf('\DateTime', $date);
$_interval = \DateInterval::createFromDateString($interval);
$_start = new \DateTime($start);
if ($isInFuture) {
$this->assertGreaterThanOrEqual($_start, $date);
$this->assertLessThanOrEqual($_start->add($_interval), $date);
} else {
$this->assertLessThanOrEqual($_start, $date);
$this->assertGreaterThanOrEqual($_start->add($_interval), $date);
}
}
public function providerDateTimeInInterval()
{
return array(
array('-1 year', '+5 days', true),
array('-1 day', '-1 hour', false),
array('-1 day', '+1 hour', true),
);
}
public function testFixedSeedWithMaximumTimestamp()
{
$max = '2018-03-01 12:00:00';
mt_srand(1);
$unixTime = DateTimeProvider::unixTime($max);
$datetimeAD = DateTimeProvider::dateTimeAD($max);
$dateTime1 = DateTimeProvider::dateTime($max);
$dateTimeBetween = DateTimeProvider::dateTimeBetween('2014-03-01 06:00:00', $max);
$date = DateTimeProvider::date('Y-m-d', $max);
$time = DateTimeProvider::time('H:i:s', $max);
$iso8601 = DateTimeProvider::iso8601($max);
$dateTimeThisCentury = DateTimeProvider::dateTimeThisCentury($max);
$dateTimeThisDecade = DateTimeProvider::dateTimeThisDecade($max);
$dateTimeThisMonth = DateTimeProvider::dateTimeThisMonth($max);
$amPm = DateTimeProvider::amPm($max);
$dayOfMonth = DateTimeProvider::dayOfMonth($max);
$dayOfWeek = DateTimeProvider::dayOfWeek($max);
$month = DateTimeProvider::month($max);
$monthName = DateTimeProvider::monthName($max);
$year = DateTimeProvider::year($max);
$dateTimeThisYear = DateTimeProvider::dateTimeThisYear($max);
mt_srand();
//regenerate Random Date with same seed and same maximum end timestamp
mt_srand(1);
$this->assertEquals($unixTime, DateTimeProvider::unixTime($max));
$this->assertEquals($datetimeAD, DateTimeProvider::dateTimeAD($max));
$this->assertEquals($dateTime1, DateTimeProvider::dateTime($max));
$this->assertEquals($dateTimeBetween, DateTimeProvider::dateTimeBetween('2014-03-01 06:00:00', $max));
$this->assertEquals($date, DateTimeProvider::date('Y-m-d', $max));
$this->assertEquals($time, DateTimeProvider::time('H:i:s', $max));
$this->assertEquals($iso8601, DateTimeProvider::iso8601($max));
$this->assertEquals($dateTimeThisCentury, DateTimeProvider::dateTimeThisCentury($max));
$this->assertEquals($dateTimeThisDecade, DateTimeProvider::dateTimeThisDecade($max));
$this->assertEquals($dateTimeThisMonth, DateTimeProvider::dateTimeThisMonth($max));
$this->assertEquals($amPm, DateTimeProvider::amPm($max));
$this->assertEquals($dayOfMonth, DateTimeProvider::dayOfMonth($max));
$this->assertEquals($dayOfWeek, DateTimeProvider::dayOfWeek($max));
$this->assertEquals($month, DateTimeProvider::month($max));
$this->assertEquals($monthName, DateTimeProvider::monthName($max));
$this->assertEquals($year, DateTimeProvider::year($max));
$this->assertEquals($dateTimeThisYear, DateTimeProvider::dateTimeThisYear($max));
mt_srand();
}
}
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