<?php declare(strict_types=1); namespace ZipStream\Test; use DateTimeImmutable; use PHPUnit\Framework\TestCase; use ZipStream\Exception\DosTimeOverflowException; use ZipStream\Time; class TimeTest extends TestCase { public function testNormalDateToDosTime(): void { $this->assertSame( Time::dateTimeToDosTime(new DateTimeImmutable('2014-11-17T17:46:08Z')), 1165069764 ); // January 1 1980 - DOS Epoch. $this->assertSame( Time::dateTimeToDosTime(new DateTimeImmutable('1980-01-01T00:00:00+00:00')), 2162688 ); } public function testTooEarlyDateToDosTime(): void { $this->expectException(DosTimeOverflowException::class); // January 1 1980 is the minimum DOS Epoch. Time::dateTimeToDosTime(new DateTimeImmutable('1970-01-01T00:00:00+00:00')); } }