/**
* Decorate a final underlying connection with ability to track
* statistical information.
*
* @param HttpConnection $connection underlying connection to wrap
* @returns HttpConnection decorated connection
*/
public function hookFinalConnection(HttpConnection $connection)
{
if ($this->finalConnection !== null) {
throw new IllegalStateException('Final connection already set');
}
$finalConnection = new StatsConnection($connection, new SystemTimer());
$this->finalStats = $finalConnection->getStats();
return $finalConnection;
}
public function testStatistics()
{
$mockConnection = $this->newConnection();
$mockTimer = $this->getMock('libfajr\\base\\MutableTimer', array('reset', 'getElapsedTime'));
$statsConnection = new StatsConnection($mockConnection, $mockTimer);
$mockTimer->expects($this->any())->method('getElapsedTime')->will($this->returnValue(0.1));
$response0 = "1234";
$response1 = "123456789";
$response2 = "1";
$response4 = "12345";
$mockConnection->expects($this->at(0))->method('get')->will($this->returnValue($response0));
$mockConnection->expects($this->at(1))->method('post')->will($this->returnValue($response1));
$mockConnection->expects($this->at(2))->method('get')->will($this->returnValue($response2));
$mockConnection->expects($this->at(3))->method('post')->will($this->throwException(new Exception()));
$mockConnection->expects($this->at(4))->method('get')->will($this->returnValue($response4));
$statsConnection->get(new NullTrace(), 'url');
$statsConnection->post(new NullTrace(), 'url', array());
$statsConnection->get(new NullTrace(), 'url');
try {
$statsConnection->post(new NullTrace(), 'url', array());
} catch (Exception $e) {
}
$statsConnection->get(new NullTrace(), 'url');
$stats = $statsConnection->getStats();
$this->assertEquals(1, $stats->getErrorCount());
$this->assertEquals(5, $stats->getRequestCount());
$this->assertEquals(19, $stats->getDownloadedBytes());
$this->assertEquals(0.5, $stats->getTotalTime(), '', 0.01);
}