/**
* This method executes $callable every second.
* If its return value is evaluated to true, the spinning stops and the value is returned.
* If the return value is falsy, the spinning continues until the loop limit is reached,
* In that case a TimeoutException is thrown.
*
* @param callable $callable
* @param string $message
*
* @throws TimeoutException
*
* @return mixed
*/
public function spin($callable, $message = 'no message')
{
$start = microtime(true);
$timeout = FeatureContext::getTimeout() / 1000.0;
$end = $start + $timeout;
$logThreshold = (int) $timeout * 0.8;
$previousException = null;
$result = null;
$looping = false;
do {
if ($looping) {
sleep(1);
}
try {
$result = $callable($this);
} catch (\Exception $e) {
$previousException = $e;
}
$looping = true;
} while (microtime(true) < $end && !$result && !$previousException instanceof TimeoutException);
if (!$result) {
$infos = sprintf('Spin : timeout of %d excedeed, with message : %s', $timeout, $message);
throw new TimeoutException($infos, 0, $previousException);
}
$elapsed = microtime(true) - $start;
if ($elapsed >= $logThreshold) {
printf('[%s] Long spin (%d seconds) with message : %s', date('y-md H:i:s'), $elapsed, $message);
}
return $result;
}
/**
* @return int timeout in millisecond
*/
protected function getTimeout()
{
return FeatureContext::getTimeout();
}
/**
* Print error messages
*
* @AfterFeature
*/
public static function printErrorMessages()
{
$messages = FeatureContext::getErrorMessages();
if (!empty($messages)) {
echo "\n[1;31mAttention![0m\n\n";
foreach ($messages as $message) {
echo $message . "\n";
}
self::$errorMessages = [];
}
}
