public function testParserWillWaitForFullContentLength()
{
// Make our body and split it up.
$body = "Testbody withNULL octets.";
$body_parts = str_split($body, 5);
// Send our header.
$content_length = (string) strlen($body);
$this->parser->addData("MESSAGE\ncontent-length:{$content_length}\n\n");
// This should not parse yet.
$this->assertFalse($this->parser->parse());
// Remove our last part so we can loop over the rest.
$last_body_part = array_pop($body_parts);
// Send our parts, checking that we don't parse.
foreach ($body_parts as $part) {
$this->parser->addData($part);
$this->assertFalse($this->parser->parse());
}
// Adding our last part should allow it to parse.
$this->parser->addData($last_body_part);
$this->assertTrue($this->parser->parse());
// Check our frame matches our expectation.
$expected = new Frame('MESSAGE', ['content-length' => $content_length], $body);
$actual = $this->parser->getFrame();
$this->assertEquals($expected, $actual);
}
/**
* Try to read a frame from the server.
*
* @return Frame|false when no frame to read
* @throws ConnectionException
* @throws ErrorFrameException
*/
public function readFrame()
{
if (!$this->hasDataToRead()) {
return false;
}
// See if there are newlines waiting to be processed (some brokers send empty lines as heartbeat)
$this->gobbleNewLines();
do {
$read = @stream_get_line($this->connection, 8192, Parser::FRAME_END);
if ($read === false) {
throw new ConnectionException('Was not possible to read data from stream.', $this->activeHost);
}
$this->parser->addData($read);
// Include zero-byte back at the end
if (strlen($read) != 8192) {
$this->parser->addData(Parser::FRAME_END);
}
} while (!$this->parser->parse());
// See if there are newlines after the \0
$this->gobbleNewLines();
$frame = $this->parser->getFrame();
if ($frame->isErrorFrame()) {
throw new ErrorFrameException($frame);
}
return $frame;
}
