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codemashercodemasher
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✨ cheap performance tests
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‎.gitignore‎

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@@ -18,3 +18,4 @@ phpcs.xml
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phpdoc.xml
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phpmd.xml
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phpunit.xml
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tests/Performance/*.json

‎phpunit.xml.dist‎

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@@ -9,6 +9,7 @@
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<testsuites>
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<testsuite name="php-qrcode test suite">
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<directory suffix=".php">./tests/</directory>
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<exclude>./tests/Performance</exclude>
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</testsuite>
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</testsuites>
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<coverage processUncoveredFiles="true">

‎tests/Performance/PerformanceTest.php‎

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<?php
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/**
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* Class PerformanceTest
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*
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* @created 16.10.2023
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* @author smiley <[email protected]>
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* @copyright 2023 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCodeTest\Performance;
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use Closure;
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use function hrtime;
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/**
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*
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*/
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class PerformanceTest{
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protected int $runs;
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protected int $total = 0;
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public function __construct(int $runs = 1000){
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$this->runs = $runs;
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}
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public function run(Closure $subject):self{
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$this->total = 0;
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for($i = 0; $i < $this->runs; $i++){
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$start = hrtime(true);
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$subject();
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$end = hrtime(true);
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$this->total += ($end - $start);
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}
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return $this;
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}
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public function getResult():float{
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return ($this->total / $this->runs / 1000000);
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}
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}

‎tests/Performance/maskpattern.php‎

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<?php
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/**
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* Tests the performance of the mask pattern penalty testing
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*
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* @created 18.10.2023
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* @author smiley <[email protected]>
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* @copyright 2023 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCodeTest\Performance;
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use chillerlan\QRCode\{QRCode, QROptions};
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use chillerlan\QRCode\Common\{EccLevel, MaskPattern, Mode, Version};
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use chillerlan\QRCodeTest\QRMaxLengthTrait;
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use Generator;
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use function file_put_contents;
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use function json_encode;
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use function printf;
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use function sprintf;
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use function str_repeat;
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use function substr;
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use const JSON_PRETTY_PRINT;
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require_once __DIR__.'/../../vendor/autoload.php';
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// excerpt from QRCodeReaderTestAbstract
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$generator = new class () {
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use QRMaxLengthTrait;
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public function dataProvider():Generator{
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$str = str_repeat('https://www.youtube.com/watch?v=dQw4w9WgXcQ ', 100);
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$eccLevel = new EccLevel(EccLevel::H);
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for($v = 1; $v <= 40; $v++){
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$version = new Version($v);
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yield sprintf('version %2s%s', $version, $eccLevel) => [
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$version->getVersionNumber(),
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$eccLevel->getLevel(),
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substr($str, 0, self::getMaxLengthForMode(Mode::BYTE, $version, $eccLevel)),
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];
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}
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}
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};
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$test = new PerformanceTest(100);
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$json = [];
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foreach($generator->dataProvider() as $key => [$version, $eccLevel, $data]){
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$qrcode = new QRCode(new QROptions(['version' => $version, 'eccLevel' => $eccLevel]));
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$qrcode->addByteSegment($data);
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$matrix = $qrcode->getQRMatrix();
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$test->run(fn() => MaskPattern::getBestPattern($matrix));
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printf("%s: %01.3fms\n", $key, $test->getResult());
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$json[$version] = $test->getResult();
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}
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file_put_contents(__DIR__.'/performance_maskpattern.json', json_encode($json, JSON_PRETTY_PRINT));

‎tests/Performance/output.php‎

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<?php
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/**
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* Tests the performance of the built-in output classes
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*
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* @created 16.10.2023
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* @author smiley <[email protected]>
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* @copyright 2023 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCodeTest\Performance;
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use chillerlan\QRCode\{QRCode, QROptions};
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use chillerlan\QRCode\Common\{EccLevel, Mode, Version};
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use chillerlan\QRCode\Output\QROutputInterface;
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use chillerlan\QRCodeTest\QRMaxLengthTrait;
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use Generator;
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use function file_put_contents;
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use function json_encode;
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use function printf;
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use function sprintf;
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use function str_repeat;
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use function str_replace;
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use function substr;
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use const JSON_PRETTY_PRINT;
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require_once __DIR__.'/../../vendor/autoload.php';
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// excerpt from QRCodeReaderTestAbstract
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$generator = new class () {
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use QRMaxLengthTrait;
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public function dataProvider():Generator{
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$str = str_repeat('https://www.youtube.com/watch?v=dQw4w9WgXcQ ', 100);
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$eccLevel = new EccLevel(EccLevel::L);
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for($v = 5; $v <= 40; $v += 5){
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$version = new Version($v);
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foreach(QROutputInterface::MODES as $outputType => $FQN){
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$name = str_replace('chillerlan\\QRCode\\Output\\', '', $FQN);
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yield sprintf('version %2s: %-14s', $version, $name) => [
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$version->getVersionNumber(),
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$outputType,
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$FQN,
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substr($str, 0, self::getMaxLengthForMode(Mode::BYTE, $version, $eccLevel)),
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$name,
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];
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}
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}
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}
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};
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$test = new PerformanceTest(100);
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$json = [];
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foreach($generator->dataProvider() as $key => [$version, $outputType, $FQN, $data, $name]){
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$options = new QROptions([
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'version' => $version,
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'outputType' => $outputType,
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'connectPaths' => true,
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'drawLightModules' => true,
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'drawCircularModules' => true,
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'gdImageUseUpscale' => false, // set to false to allow proper comparison
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]);
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$qrcode = new QRCode($options);
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$qrcode->addByteSegment($data);
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$matrix = $qrcode->getQRMatrix();
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$test->run(fn() => (new ($FQN)($options, $matrix))->dump());
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printf("%s: %8.3fms\n", $key, $test->getResult());
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$json[$name][$version] = $test->getResult();
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}
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file_put_contents(__DIR__.'/performance_output.json', json_encode($json, JSON_PRETTY_PRINT));

‎tests/Performance/qrcode.php‎

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<?php
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/**
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* Tests the overall performance of the QRCode class
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*
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* @created 19.10.2023
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* @author smiley <[email protected]>
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* @copyright 2023 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCodeTest\Performance;
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use chillerlan\QRCode\{QRCode, QROptions};
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use chillerlan\QRCode\Common\{EccLevel, Mode, Version};
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use chillerlan\QRCode\Output\QROutputInterface;
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use chillerlan\QRCodeTest\QRMaxLengthTrait;
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use Generator;
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use function file_put_contents;
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use function json_encode;
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use function mb_substr;
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use function printf;
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use function sprintf;
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use function str_repeat;
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use function str_replace;
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use const JSON_PRETTY_PRINT;
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require_once __DIR__.'/../../vendor/autoload.php';
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// excerpt from QRCodeReaderTestAbstract
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$generator = new class () {
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use QRMaxLengthTrait;
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public function dataProvider():Generator{
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$dataModeData = [
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Mode::NUMBER => str_repeat('0123456789', 750),
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Mode::ALPHANUM => str_repeat('ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 $%*+-./:', 100),
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Mode::KANJI => str_repeat('漂う花の香り', 350),
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Mode::HANZI => str_repeat('无可奈何燃花作香', 250),
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Mode::BYTE => str_repeat('https://www.youtube.com/watch?v=dQw4w9WgXcQ ', 100),
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];
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foreach(Mode::INTERFACES as $dataMode => $dataModeInterface){
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$dataModeName = str_replace('chillerlan\\QRCode\\Data\\', '', $dataModeInterface);
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for($v = 1; $v <= 40; $v++){
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$version = new Version($v);
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foreach([EccLevel::L, EccLevel::M, EccLevel::Q, EccLevel::H] as $ecc){
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$eccLevel = new EccLevel($ecc);
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yield sprintf('version %2s%s (%s)', $version, $eccLevel, $dataModeName) => [
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$version->getVersionNumber(),
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$eccLevel,
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$dataModeInterface,
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$dataModeName,
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mb_substr($dataModeData[$dataMode], 0, self::getMaxLengthForMode($dataMode, $version, $eccLevel)),
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];
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}
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}
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}
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}
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};
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$test = new PerformanceTest(100);
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$json = [];
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foreach($generator->dataProvider() as $key => [$version, $eccLevel, $dataModeInterface, $dataModeName, $data]){
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$options = new QROptions([
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'outputType' => QROutputInterface::STRING_JSON,
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'version' => $version,
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'eccLevel' => $eccLevel->getLevel(),
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]);
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$test->run(fn() => (new QRCode($options))->addSegment(new ($dataModeInterface)($data))->render());
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printf("%s: %01.3fms\n", $key, $test->getResult());
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$json[$dataModeName][(string)$eccLevel][$version] = $test->getResult();
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}
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file_put_contents(__DIR__.'/performance_qrcode.json', json_encode($json, JSON_PRETTY_PRINT));

‎tests/Performance/qrdata.php‎

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<?php
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/**
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* Tests the QRMatrix write performance
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*
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* @created 16.10.2023
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* @author smiley <[email protected]>
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* @copyright 2023 smiley
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* @license MIT
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*/
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namespace chillerlan\QRCodeTest\Performance;
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use chillerlan\QRCode\Common\{EccLevel, Mode, Version};
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use chillerlan\QRCode\Data\QRData;
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use chillerlan\QRCode\QROptions;
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use chillerlan\QRCodeTest\QRMaxLengthTrait;
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use Generator;
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use function file_put_contents;
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use function json_encode;
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use function printf;
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use function sprintf;
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use function str_repeat;
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use function str_replace;
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use const JSON_PRETTY_PRINT;
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require_once __DIR__.'/../../vendor/autoload.php';
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// excerpt from QRCodeReaderTestAbstract
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$generator = new class () {
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use QRMaxLengthTrait;
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public function dataProvider():Generator{
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$dataModeData = [
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Mode::NUMBER => str_repeat('0123456789', 750),
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Mode::ALPHANUM => str_repeat('ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890 $%*+-./:', 100),
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Mode::KANJI => str_repeat('漂う花の香り', 350),
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Mode::HANZI => str_repeat('无可奈何燃花作香', 250),
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Mode::BYTE => str_repeat('https://www.youtube.com/watch?v=dQw4w9WgXcQ ', 100),
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];
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foreach(Mode::INTERFACES as $dataMode => $dataModeInterface){
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$dataModeName = str_replace('chillerlan\\QRCode\\Data\\', '', $dataModeInterface);
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for($v = 1; $v <= 40; $v++){
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$version = new Version($v);
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foreach([EccLevel::L, EccLevel::M, EccLevel::Q, EccLevel::H] as $ecc){
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$eccLevel = new EccLevel($ecc);
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yield sprintf('version %2s%s (%s)', $version, $eccLevel, $dataModeName) => [
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$version->getVersionNumber(),
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$eccLevel,
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$dataModeInterface,
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$dataModeName,
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mb_substr($dataModeData[$dataMode], 0, self::getMaxLengthForMode($dataMode, $version, $eccLevel)),
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];
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}
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}
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}
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}
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};
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$test = new PerformanceTest(100);
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$json = [];
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foreach($generator->dataProvider() as $key => [$version, $eccLevel, $dataModeInterface, $dataModeName, $data]){
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// invovcation tests the performance of QRData::writeBitBuffer()
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$test->run(fn() => new QRData(new QROptions(['version' => $version, 'eccLevel' => $eccLevel->getLevel()]), [new ($dataModeInterface)($data)]));
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printf('%s encode: % 6.3fms', $key, $test->getResult());
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$json[$dataModeName][(string)$eccLevel]['encode'][$version] = $test->getResult();
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// writeMatrix includes QRMatrix::writeCodewords() and the ReedSolomonEncoder
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$qrdata = new QRData(new QROptions(['version' => $version, 'eccLevel' => $eccLevel->getLevel()]), [new ($dataModeInterface)($data)]);
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$test->run(fn() => $qrdata->writeMatrix());
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printf(', write matrix: % 6.3fms', $test->getResult());
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$json[$dataModeName][(string)$eccLevel]['write'][$version] = $test->getResult();
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$bitBuffer = $qrdata->getBitBuffer();
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$bitBuffer->read(4); // read data mode indicator
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$test->run(fn() => $dataModeInterface::decodeSegment(clone $bitBuffer, $version));
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printf(", decode: % 6.3fms\n", $test->getResult());
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$json[$dataModeName][(string)$eccLevel]['decode'][$version] = $test->getResult();
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}
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file_put_contents(__DIR__.'/performance_qrdata.json', json_encode($json, JSON_PRETTY_PRINT));

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