/**
* Test basic connection pool.
*/
public function testConnectionPool()
{
$address = 'tcp://localhost:7000';
$serverSocket = stream_socket_server($address);
$connectionPool = new StreamSocketConnectionPool($serverSocket);
$clientSocket = stream_socket_client($address);
$clientConnection = new StreamSocketConnection($clientSocket);
// Should accept connection
$initialReadableConnections = $connectionPool->getReadableConnections(0);
$this->assertCount(0, $initialReadableConnections);
// Ping test
$clientConnection->write('ping');
$readableConnections = $connectionPool->getReadableConnections(0);
$this->assertCount(1, $readableConnections);
$serverConnection = array_pop($readableConnections);
$this->assertEquals('ping', $serverConnection->read(4));
// Close test
$serverConnection->close();
$finalReadableConnections = $connectionPool->getReadableConnections(0);
$this->assertCount(0, $finalReadableConnections);
$this->assertEquals(0, $connectionPool->count());
$clientConnection->close();
// Test that it closes an open connection
$secondClientSocket = stream_socket_client($address);
// Accept the connection
$connectionPool->getReadableConnections(0);
$connectionPool->close();
fread($secondClientSocket, 1);
$this->assertTrue(feof($secondClientSocket));
fclose($secondClientSocket);
}
/**
* Tests that the StreamSocketConnection class can handle errors.
*/
public function testFailedWrite()
{
// Create sockets and connection classes
$sockets = stream_socket_pair(STREAM_PF_UNIX, STREAM_SOCK_STREAM, STREAM_IPPROTO_IP);
stream_set_blocking($sockets[0], 0);
stream_set_blocking($sockets[1], 0);
$streamSocket1 = new StreamSocketConnection($sockets[0]);
$streamSocket2 = new StreamSocketConnection($sockets[1]);
$streamSocket2->close();
try {
$streamSocket1->write('hello');
$streamSocket1->write('bo');
$streamSocket1->write('bo');
$this->fail('Should have thrown exception');
} catch (ConnectionException $exception) {
$this->assertEquals('fwrite failed', $exception->getMessage());
}
$streamSocket1->close();
}