public function samplingDataProvider()
{
$unsampled = new StatsdData();
$unsampled->setKey('foo');
$unsampled->setValue(1);
$sampled = new StatsdData();
$sampled->setKey('foo');
$sampled->setValue(1);
$sampled->setSampleRate('0.1');
return array(array($unsampled, 1, 0, $unsampled), array($sampled, 1, 0, null), array($sampled, 1, 4, $sampled), array($unsampled, 0.1, 4, $sampled), array($sampled, 0.5, 0, null), array($sampled, 0.5, 4, $sampled));
}
public function samplingDataProvider()
{
$unsampled = new StatsdData();
$unsampled->setKey('foo');
$unsampled->setValue(1);
$sampled = new StatsdData();
$sampled->setKey('foo');
$sampled->setValue(1);
$sampled->setSampleRate('0.1');
return [[$unsampled, 1, 0, $unsampled], [$sampled, 1, 0, null], [$sampled, 1, 4, $sampled], [$unsampled, 0.1, 4, $sampled], [$sampled, 0.5, 0, null], [$sampled, 0.5, 4, $sampled]];
}
public function testGetMessage()
{
$statsdData = new StatsdData();
$statsdData->setKey('key');
$statsdData->setValue('value');
$statsdData->setMetric('c');
$this->assertEquals($statsdData->getMessage(), 'key:value|c');
$statsdData = new StatsdData();
$statsdData->setKey('key');
$statsdData->setValue(-1);
$statsdData->setMetric('c');
$this->assertEquals($statsdData->getMessage(), 'key:-1|c');
}
public function testSetSamplingRates()
{
$matching = new StatsdData();
$matching->setKey('foo.bar');
$matching->setValue(1);
$nonMatching = new StatsdData();
$nonMatching->setKey('oof.bar');
$nonMatching->setValue(1);
$sender = $this->getMock('Liuggio\\StatsdClient\\Sender\\SenderInterface');
$sender->expects($this->any())->method('open')->will($this->returnValue(true));
$sender->expects($this->once())->method('write')->with($this->anything(), $this->equalTo($nonMatching));
$client = new SamplingStatsdClient($sender);
$client->setSamplingRates(['foo.*' => 0.2]);
mt_srand(0);
// next random is 0.44
$client->send($matching);
mt_srand(0);
$client->send($nonMatching);
}
private function createStatData(Stat $stat, $template, array $parameters)
{
$nullReplacement = $this->nullReplacement;
$parameters = array_merge($parameters, $stat->getParameters());
$key = preg_replace_callback('/{(?P<name>[^}]+)}/', function ($matches) use($parameters, $nullReplacement) {
$name = $matches['name'];
if (!array_key_exists($name, $parameters)) {
throw new \RuntimeException(sprintf('Unknown template parameter "%s", only %s available.', $name, join(', ', array_keys($parameters))));
}
$parameter = $parameters[$name];
if (null === $parameter) {
$parameter = $nullReplacement;
}
return $parameter;
}, $template);
$statData = new StatsdData();
$statData->setMetric($stat->getType());
$statData->setValue($stat->getValue());
$statData->setKey($key);
return $statData;
}
private function appendToBuffer(StatsdData $data)
{
if ($this->samplingRate < 1) {
$data->setSampleRate($this->samplingRate);
$result = call_user_func($this->samplingFunction, 0, floor(1 / $this->samplingRate));
if ($result == 0) {
array_push($this->buffer, $data);
}
} else {
array_push($this->buffer, $data);
}
}
public function testReduceCount()
{
$statsd = $this->mockStatsdClientWithAssertionOnWrite(null);
$entity0 = new StatsdData();
$entity0->setKey('key1');
$entity0->setValue('1');
$entity0->setMetric('c');
$array0[] = $entity0;
$entity0 = new StatsdData();
$entity0->setKey('key2');
$entity0->setValue('2');
$entity0->setMetric('ms');
$array0[] = $entity0;
$reducedMessage = array('key1:1|c' . PHP_EOL . 'key2:2|ms');
$this->assertEquals($statsd->reduceCount($array0), $reducedMessage);
}
/**
* Produce a StatsdDataInterface Object.
*
* @param string $key The key of the metric
* @param int $value The amount to increment/decrement each metric by.
* @param string $metric The metric type
* ("c" for count, "ms" for timing, "g" for gauge, "s" for set)
*
* @return StatsdDataInterface
**/
public function produceStatsdData($key, $value = 1, $metric = StatsdDataInterface::STATSD_METRIC_COUNT)
{
$data = new StatsdData();
$data->setKey($key);
$data->setValue($value);
$data->setMetric($metric);
return $data;
}
