/**
* Logs with an arbitrary level.
*
* @param mixed $level
* @param string $message
* @param array $context
* @return null
*/
public function log($level, $message, array $context = array())
{
// add color to all injected variables
$message = preg_replace_callback('/{([\\w\\d_\\.]+)}/is', function ($matches) {
$var = $matches[1];
return '<info>{' . $var . '}</info>';
}, $message);
$message = StringUtils::interpolate($message, $context);
$alert = '';
switch ($level) {
case LogLevel::ALERT:
case LogLevel::CRITICAL:
case LogLevel::EMERGENCY:
case LogLevel::ERROR:
$alert = '<error> ' . $level . ' </error> ';
break;
case LogLevel::NOTICE:
case LogLevel::WARNING:
$alert = '<fg=yellow;options=bold>' . $level . '</fg=yellow;options=bold> ';
break;
}
$this->output->writeln($alert . $message . ' [@mem: ' . StringUtils::bytesToString(Timer::getCurrentMemory()) . ']');
}
public function testGetCurrentMemory()
{
$current = memory_get_usage(true);
$fromTimer = Timer::getCurrentMemory();
$this->assertInternalType('int', $fromTimer);
// make sure diff isn't bigger than 8kb
// because memory actually can be different when timer reads it
// and when the test reads it
$diff = abs($current - $fromTimer);
$this->assertLessThanOrEqual(1024 * 8, $diff);
}
