/**
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::__construct
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getPayloadLength
*/
public function testReallyLongCreate()
{
$len = 65575;
$frame = new Frame($this->generateRandomString($len));
$this->assertEquals($len, $frame->getPayloadLength());
}
/**
* There was a frame boundary issue when the first 3 bytes of a frame with a payload greater than
* 126 was added to the frame buffer and then Frame::getPayloadLength was called. It would cause the frame
* to set the payload length to 126 and then not recalculate it once the full length information was available.
*
* This is fixed by setting the defPayLen back to -1 before the underflow exception is thrown.
*
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::getPayloadLength
* @covers Ratchet\WebSocket\Version\RFC6455\Frame::extractOverflow
*/
public function testFrameDeliveredOneByteAtATime()
{
$startHeader = "~";
// header for a text frame of 256 - non-final
$framePayload = str_repeat("*", 256);
$rawOverflow = "xyz";
$rawFrame = $startHeader . $framePayload . $rawOverflow;
$frame = new Frame();
$payloadLen = 256;
for ($i = 0; $i < strlen($rawFrame); $i++) {
$frame->addBuffer($rawFrame[$i]);
try {
// payloadLen will
$payloadLen = $frame->getPayloadLength();
} catch (\UnderflowException $e) {
if ($i > 2) {
// we should get an underflow on 0,1,2
$this->fail("Underflow exception when the frame length should be available");
}
}
if ($payloadLen !== 256) {
$this->fail("Payload length of " . $payloadLen . " should have been 256.");
}
}
// make sure the overflow is good
$this->assertEquals($rawOverflow, $frame->extractOverflow());
}
