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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Event\Telemetry;
use function sprintf;
use PHPUnit\Event\InvalidArgumentException;
/**
* @psalm-immutable
*
* @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
*/
final class HRTime
{
private readonly int $seconds;
private readonly int $nanoseconds;
/**
* @throws InvalidArgumentException
*/
public static function fromSecondsAndNanoseconds(int $seconds, int $nanoseconds): self
{
return new self(
$seconds,
$nanoseconds
);
}
/**
* @throws InvalidArgumentException
*/
private function __construct(int $seconds, int $nanoseconds)
{
$this->ensureNotNegative($seconds, 'seconds');
$this->ensureNotNegative($nanoseconds, 'nanoseconds');
$this->ensureNanoSecondsInRange($nanoseconds);
$this->seconds = $seconds;
$this->nanoseconds = $nanoseconds;
}
public function seconds(): int
{
return $this->seconds;
}
public function nanoseconds(): int
{
return $this->nanoseconds;
}
/**
* @throws InvalidArgumentException
*/
public function duration(self $start): Duration
{
$seconds = $this->seconds - $start->seconds();
$nanoseconds = $this->nanoseconds - $start->nanoseconds();
if ($nanoseconds < 0) {
$seconds--;
$nanoseconds += 1000000000;
}
if ($seconds < 0) {
throw new InvalidArgumentException('Start needs to be smaller.');
}
return Duration::fromSecondsAndNanoseconds(
$seconds,
$nanoseconds
);
}
/**
* @throws InvalidArgumentException
*/
private function ensureNotNegative(int $value, string $type): void
{
if ($value < 0) {
throw new InvalidArgumentException(
sprintf(
'Value for %s must not be negative.',
$type
)
);
}
}
/**
* @throws InvalidArgumentException
*/
private function ensureNanoSecondsInRange(int $nanoseconds): void
{
if ($nanoseconds > 999999999) {
throw new InvalidArgumentException(
'Value for nanoseconds must not be greater than 999999999.'
);
}
}
}
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