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Diffstat (limited to 'vendor/phpunit/php-timer/src/ResourceUsageFormatter.php')
-rw-r--r-- | vendor/phpunit/php-timer/src/ResourceUsageFormatter.php | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/vendor/phpunit/php-timer/src/ResourceUsageFormatter.php b/vendor/phpunit/php-timer/src/ResourceUsageFormatter.php new file mode 100644 index 000000000..ad7926277 --- /dev/null +++ b/vendor/phpunit/php-timer/src/ResourceUsageFormatter.php @@ -0,0 +1,73 @@ +<?php declare(strict_types=1); +/* + * This file is part of phpunit/php-timer. + * + * (c) Sebastian Bergmann <[email protected]> + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ +namespace SebastianBergmann\Timer; + +use function is_float; +use function memory_get_peak_usage; +use function microtime; +use function sprintf; + +final class ResourceUsageFormatter +{ + /** + * @psalm-var array<string,int> + */ + private const SIZES = [ + 'GB' => 1073741824, + 'MB' => 1048576, + 'KB' => 1024, + ]; + + public function resourceUsage(Duration $duration): string + { + return sprintf( + 'Time: %s, Memory: %s', + $duration->asString(), + $this->bytesToString(memory_get_peak_usage(true)) + ); + } + + /** + * @throws TimeSinceStartOfRequestNotAvailableException + */ + public function resourceUsageSinceStartOfRequest(): string + { + if (!isset($_SERVER['REQUEST_TIME_FLOAT'])) { + throw new TimeSinceStartOfRequestNotAvailableException( + 'Cannot determine time at which the request started because $_SERVER[\'REQUEST_TIME_FLOAT\'] is not available' + ); + } + + if (!is_float($_SERVER['REQUEST_TIME_FLOAT'])) { + throw new TimeSinceStartOfRequestNotAvailableException( + 'Cannot determine time at which the request started because $_SERVER[\'REQUEST_TIME_FLOAT\'] is not of type float' + ); + } + + return $this->resourceUsage( + Duration::fromMicroseconds( + (1000000 * (microtime(true) - $_SERVER['REQUEST_TIME_FLOAT'])) + ) + ); + } + + private function bytesToString(int $bytes): string + { + foreach (self::SIZES as $unit => $value) { + if ($bytes >= $value) { + return sprintf('%.2f %s', $bytes >= 1024 ? $bytes / $value : $bytes, $unit); + } + } + + // @codeCoverageIgnoreStart + return $bytes . ' byte' . ($bytes !== 1 ? 's' : ''); + // @codeCoverageIgnoreEnd + } +} |