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executable file 54 lines (44 sloc) 1.91 KB
#!/usr/bin/env php
<?php
/**
* @author stev leibelt <artodeto@bazzline.net>
* @since 2015-06-24
*/
require_once __DIR__ . '/../vendor/autoload.php';
$factory = new \Net\Bazzline\Component\Csv\Reader\ReaderFactory();
$reader = $factory->create();
try {
$path = ($argc > 1) ? $argv[1] : __DIR__ . '/file/benchmark.csv';
if (!file_exists($path)) {
throw new Exception('invalid file path provided: "' . $path . '"');
}
$reader->setPath($path);
$lineIterator = 0;
$memoryUsageBeforeInMegabytes = (memory_get_usage(true) / 1048576);
$memoryPeakUsageBeforeInMegabytes = (memory_get_peak_usage(true) / 1048576);
$timeBeforeInSeconds = microtime(true);
while ($line = $reader()) {
++$lineIterator;
if (($lineIterator % 100) === 0) {
echo '.';
}
}
echo PHP_EOL;
$memoryUsageAfterInMegabytes = (memory_get_usage(true) / 1048576);
$memoryPeakUsageAfterInMegabytes = (memory_get_peak_usage(true) / 1048576);
$timeAfterInMicroSeconds = microtime(true);
echo 'file path: ' . realpath($path) . PHP_EOL;
echo 'number of lines read: ' . $lineIterator . PHP_EOL;
echo 'runtime: ' . ceil($timeAfterInMicroSeconds - $timeBeforeInSeconds) . ' seconds' . PHP_EOL;
echo 'memory usage' . PHP_EOL;
echo ' before writing: ' . $memoryUsageBeforeInMegabytes . ' MB' . PHP_EOL;
echo ' after writing: ' . $memoryUsageAfterInMegabytes . ' MB' . PHP_EOL;
echo 'memory peak usage' . PHP_EOL;
echo ' before writing: ' . $memoryPeakUsageBeforeInMegabytes . ' MB' . PHP_EOL;
echo ' after writing: ' . $memoryPeakUsageAfterInMegabytes . ' MB' . PHP_EOL;
} catch (Exception $exception) {
echo 'usage: ' . basename(__FILE__) . ' [<path/to/csv>]' . PHP_EOL;
echo '----------------' . PHP_EOL;
echo $exception->getMessage() . PHP_EOL;
return 1;
}
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