--TEST--
Test for bug GH-8964: DateTime object comparison after applying delta less than 1 second
--INI--
date.timezone=UTC
--FILE--
<?php
for ($seconds = 0; $seconds < 3; $seconds++)
{
	$actual   = new DateTimeImmutable("2022-07-21 15:00:10");
	$delta    = new \DateInterval(sprintf('PT%dS', $seconds));
	$delta->f = -0.9;

	$expectedLower = $actual->sub($delta);
	$expectedUpper = $actual->add($delta);

	echo $expectedLower->format( 'H:i:s.u U' ), "\n";
	echo $actual       ->format( 'H:i:s.u U' ), "\n";
	echo $expectedUpper->format( 'H:i:s.u U' ), "\n";

	var_dump($actual < $expectedLower, $actual > $expectedUpper);
}
?>
--EXPECTF--
15:00:10.900000 1658415610
15:00:10.000000 1658415610
15:00:09.100000 1658415609
bool(true)
bool(true)
15:00:09.900000 1658415609
15:00:10.000000 1658415610
15:00:10.100000 1658415610
bool(false)
bool(false)
15:00:08.900000 1658415608
15:00:10.000000 1658415610
15:00:11.100000 1658415611
bool(false)
bool(false)