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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 hrtime;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\Small;
use PHPUnit\Framework\TestCase;
#[CoversClass(System::class)]
#[Small]
final class SystemTest extends TestCase
{
public function testSnapshotReturnsSnapshot(): void
{
$time = HRTime::fromSecondsAndNanoseconds(...hrtime(false));
$clock = new class($time) implements StopWatch
{
private readonly HRTime $time;
public function __construct(HRTime $time)
{
$this->time = $time;
}
public function current(): HRTime
{
return $this->time;
}
};
$memoryUsage = MemoryUsage::fromBytes(2000);
$peakMemoryUsage = MemoryUsage::fromBytes(3000);
$memoryMeter = new class($memoryUsage, $peakMemoryUsage) implements MemoryMeter
{
private readonly MemoryUsage $memoryUsage;
private readonly MemoryUsage $peakMemoryUsage;
public function __construct(MemoryUsage $memoryUsage, MemoryUsage $peakMemoryUsage)
{
$this->memoryUsage = $memoryUsage;
$this->peakMemoryUsage = $peakMemoryUsage;
}
public function memoryUsage(): MemoryUsage
{
return $this->memoryUsage;
}
public function peakMemoryUsage(): MemoryUsage
{
return $this->peakMemoryUsage;
}
};
$garbageCollectorStatus = new GarbageCollectorStatus(0, 0, 0, 0, 0.0, 0.0, 0.0, 0.0, false, false, false, 0);
$garbageCollectorProvider = new class($garbageCollectorStatus) implements GarbageCollectorStatusProvider
{
private readonly GarbageCollectorStatus $status;
public function __construct(GarbageCollectorStatus $status)
{
$this->status = $status;
}
public function status(): GarbageCollectorStatus
{
return $this->status;
}
};
$snapshot = (new System($clock, $memoryMeter, $garbageCollectorProvider))->snapshot();
$this->assertSame($time, $snapshot->time());
$this->assertSame($memoryUsage, $snapshot->memoryUsage());
$this->assertSame($peakMemoryUsage, $snapshot->peakMemoryUsage());
$this->assertSame($garbageCollectorStatus, $snapshot->garbageCollectorStatus());
}
}
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