mockTime example

use function Symfony\Component\Clock\now;

class ClockTest extends TestCase
{
    use ClockSensitiveTrait;

    public function testMockClock()
    {
        $this->assertInstanceOf(NativeClock::class, Clock::get());

        $clock = self::mockTime();
        $this->assertInstanceOf(MockClock::class, Clock::get());
        $this->assertSame(Clock::get(), $clock);
    }

    public function testNativeClock()
    {
        $this->assertInstanceOf(DatePoint::class, now());
        $this->assertInstanceOf(NativeClock::class, Clock::get());
    }

    public function testNowModifier()
    {

use PHPUnit\Framework\TestCase;
use Symfony\Component\Clock\DatePoint;
use Symfony\Component\Clock\Test\ClockSensitiveTrait;

class DatePointTest extends TestCase
{
    use ClockSensitiveTrait;

    public function testDatePoint()
    {
        self::mockTime('2010-01-28 15:00:00');

        $date = new DatePoint();
        $this->assertSame('2010-01-28 15:00:00 UTC', $date->format('Y-m-d H:i:s e'));

        $date = new DatePoint('+1 day Europe/Paris');
        $this->assertSame('2010-01-29 16:00:00 Europe/Paris', $date->format('Y-m-d H:i:s e'));

        $date = new DatePoint('2022-01-28 15:00:00 Europe/Paris');
        $this->assertSame('2022-01-28 15:00:00 Europe/Paris', $date->format('Y-m-d H:i:s e'));
    }