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<?php declare(strict_types=1); |
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namespace AlecRabbit\Tools\Reports\Formatters; |
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use AlecRabbit\Tools\Internal\BenchmarkFunction; |
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use AlecRabbit\Tools\Reports\BenchmarkReport; |
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use AlecRabbit\Tools\Reports\Factory; |
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use function AlecRabbit\array_is_homogeneous; |
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class BenchmarkReportFormatter extends ReportFormatter |
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{ |
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/** @var BenchmarkReport */ |
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protected $report; |
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/** @var mixed */ |
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protected $lastReturn; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function process(): string |
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{ |
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$str = 'Results:' . PHP_EOL; |
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$added = $this->added(); |
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$benchmarked = $this->benchmarked(); |
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$benchmarkedAny = $this->benchmarkedAny($added, $benchmarked); |
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if ($benchmarkedAny) { |
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$str .= self::BENCHMARK . PHP_EOL; |
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} |
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$equalReturns = $this->checkReturns(); |
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/** @var BenchmarkFunction $function */ |
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foreach ($this->report->getFunctions() as $name => $function) { |
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$str .= |
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Factory::getBenchmarkFunctionFormatter($function) |
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->noResultsIf($equalReturns) |
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->process(); |
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} |
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return |
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sprintf( |
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'%s%s%s%s%s', |
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$str, |
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$benchmarkedAny ? $this->allReturnsAreEqual($equalReturns) : '', |
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$this->countersStatistics($added, $benchmarked), |
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$this->report->getMemoryUsageReport(), |
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PHP_EOL |
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); |
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} |
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/** |
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* @return int |
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*/ |
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private function added(): int |
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{ |
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return |
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$this->report->getProfiler() |
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->counter(static::ADDED)->getValue(); |
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} |
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/** |
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* @return int |
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*/ |
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private function benchmarked(): int |
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{ |
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return |
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$this->report->getProfiler() |
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->counter(static::BENCHMARKED)->getValue(); |
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} |
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/** |
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* @param int $added |
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* @param int $benchmarked |
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* @return bool |
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*/ |
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private function benchmarkedAny(int $added, int $benchmarked): bool |
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{ |
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return $added !== $added - $benchmarked; |
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} |
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/** |
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* @return bool |
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*/ |
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protected function checkReturns(): bool |
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{ |
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return |
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array_is_homogeneous($this->functionsReturns()); |
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} |
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/** |
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* @return array |
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*/ |
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private function functionsReturns(): array |
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{ |
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$returns = []; |
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/** @var BenchmarkFunction $function */ |
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foreach ($this->report->getFunctions() as $name => $function) { |
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$returns[] = $this->lastReturn = $function->getReturn(); |
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} |
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return $returns; |
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} |
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private function allReturnsAreEqual(bool $equalReturns): string |
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{ |
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if ($equalReturns) { |
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return |
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sprintf( |
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'%s %s%s %s', |
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'All returns are equal:', |
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PHP_EOL, |
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BenchmarkFunctionFormatter::returnToString($this->lastReturn), |
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PHP_EOL |
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); |
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} |
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return ''; |
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} |
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/** |
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* @param int $added |
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* @param int $benchmarked |
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* @return string |
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*/ |
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private function countersStatistics(int $added, int $benchmarked): string |
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{ |
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if ($added === $benchmarked) { |
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return sprintf( |
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'%s: %s %s', |
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static::BENCHMARKED, |
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$benchmarked, |
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PHP_EOL |
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); |
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} |
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return |
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sprintf( |
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'%s: %s %s: %s %s %s', |
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static::ADDED, |
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$added, |
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static::BENCHMARKED, |
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$benchmarked, |
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$this->countedExceptions($added, $benchmarked), |
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PHP_EOL |
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); |
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} |
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/** |
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* @param int $added |
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* @param int $benchmarked |
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* @return string |
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*/ |
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private function countedExceptions(int $added, int $benchmarked): string |
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{ |
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if (0 !== $exceptions = $added - $benchmarked) { |
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return |
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sprintf( |
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'%s %s', |
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static::EXCEPTIONS, |
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$exceptions |
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); |
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} |
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// @codeCoverageIgnoreStart |
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return ''; |
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// @codeCoverageIgnoreEnd |
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} |
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} |
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alecrabbit /
php-simple-profiler
