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Improve examples

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This commit is contained in:
Niklas Keller 2017-09-09 19:40:48 +02:00
parent 4005ff4d32
commit 40d0fa412f
1 changed files with 24 additions and 2 deletions
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26
examples/benchmark.php
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@ -5,19 +5,41 @@ require __DIR__ . "/../vendor/autoload.php";
use Amp\Dns;
use Amp\Loop;
print "Downloading top 500 domains..." . PHP_EOL;
$domains = file_get_contents("https://moz.com/top500/domains/csv");
$domains = array_map(function ($line) {
return trim(explode(",", $line)[1], '"/');
}, array_filter(explode("\n", $domains)));
Loop::run(function () use ($domains) {
print "Starting sequential queries..." . PHP_EOL;
$timings = [];
for ($i = 0; $i < 10; $i++) {
$start = microtime(1);
$domain = $domains[mt_rand(0, count($domains) - 1)];
print $domain . ": ";
try {
yield Dns\resolve($domain);
$records = yield Dns\resolve($domain);
$records = array_map(function ($record) {
return $record->getValue();
}, $records);
print implode(", ", $records);
} catch (Dns\ResolutionException $e) {
print $domain . ": " . get_class($e) . PHP_EOL;
print get_class($e);
}
$time = round(microtime(1) - $start, 2);
$timings[] = $time;
print " in " . $time . " ms" . PHP_EOL;
}
print PHP_EOL;
print (array_sum($timings) / count($timings)) . " ms for an average query." . PHP_EOL;
});