ikarusbot/vendor/ratchet/rfc6455/tests/unit/Messaging/MessageBufferTest.php
2025-01-10 19:52:34 +02:00

376 lines
12 KiB
PHP

<?php
namespace Ratchet\RFC6455\Test\Unit\Messaging;
use Ratchet\RFC6455\Messaging\CloseFrameChecker;
use Ratchet\RFC6455\Messaging\Frame;
use Ratchet\RFC6455\Messaging\Message;
use Ratchet\RFC6455\Messaging\MessageBuffer;
use React\EventLoop\Factory;
use PHPUnit\Framework\TestCase;
class MessageBufferTest extends TestCase
{
/**
* This is to test that MessageBuffer can handle a large receive
* buffer with many many frames without blowing the stack (pre-v0.4 issue)
*/
public function testProcessingLotsOfFramesInASingleChunk() {
$frame = new Frame('a', true, Frame::OP_TEXT);
$frameRaw = $frame->getContents();
$data = str_repeat($frameRaw, 1000);
$messageCount = 0;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount) {
$messageCount++;
$this->assertEquals('a', $message->getPayload());
},
null,
false
);
$messageBuffer->onData($data);
$this->assertEquals(1000, $messageCount);
}
public function testProcessingMessagesAsynchronouslyWhileBlockingInMessageHandler() {
$loop = Factory::create();
$frameA = new Frame('a', true, Frame::OP_TEXT);
$frameB = new Frame('b', true, Frame::OP_TEXT);
$bReceived = false;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount, &$bReceived, $loop) {
$payload = $message->getPayload();
$bReceived = $payload === 'b';
if (!$bReceived) {
$loop->run();
}
},
null,
false
);
$loop->addPeriodicTimer(0.1, function () use ($messageBuffer, $frameB, $loop) {
$loop->stop();
$messageBuffer->onData($frameB->getContents());
});
$messageBuffer->onData($frameA->getContents());
$this->assertTrue($bReceived);
}
public function testInvalidFrameLength() {
$frame = new Frame(str_repeat('a', 200), true, Frame::OP_TEXT);
$frameRaw = $frame->getContents();
$frameRaw[1] = "\x7f"; // 127 in the first spot
$frameRaw[2] = "\xff"; // this will unpack to -1
$frameRaw[3] = "\xff";
$frameRaw[4] = "\xff";
$frameRaw[5] = "\xff";
$frameRaw[6] = "\xff";
$frameRaw[7] = "\xff";
$frameRaw[8] = "\xff";
$frameRaw[9] = "\xff";
/** @var Frame $controlFrame */
$controlFrame = null;
$messageCount = 0;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount) {
$messageCount++;
},
function (Frame $frame) use (&$controlFrame) {
$this->assertNull($controlFrame);
$controlFrame = $frame;
},
false,
null,
0,
10
);
$messageBuffer->onData($frameRaw);
$this->assertEquals(0, $messageCount);
$this->assertTrue($controlFrame instanceof Frame);
$this->assertEquals(Frame::OP_CLOSE, $controlFrame->getOpcode());
$this->assertEquals([Frame::CLOSE_PROTOCOL], array_merge(unpack('n*', substr($controlFrame->getPayload(), 0, 2))));
}
public function testFrameLengthTooBig() {
$frame = new Frame(str_repeat('a', 200), true, Frame::OP_TEXT);
$frameRaw = $frame->getContents();
$frameRaw[1] = "\x7f"; // 127 in the first spot
$frameRaw[2] = "\x7f"; // this will unpack to -1
$frameRaw[3] = "\xff";
$frameRaw[4] = "\xff";
$frameRaw[5] = "\xff";
$frameRaw[6] = "\xff";
$frameRaw[7] = "\xff";
$frameRaw[8] = "\xff";
$frameRaw[9] = "\xff";
/** @var Frame $controlFrame */
$controlFrame = null;
$messageCount = 0;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount) {
$messageCount++;
},
function (Frame $frame) use (&$controlFrame) {
$this->assertNull($controlFrame);
$controlFrame = $frame;
},
false,
null,
0,
10
);
$messageBuffer->onData($frameRaw);
$this->assertEquals(0, $messageCount);
$this->assertTrue($controlFrame instanceof Frame);
$this->assertEquals(Frame::OP_CLOSE, $controlFrame->getOpcode());
$this->assertEquals([Frame::CLOSE_TOO_BIG], array_merge(unpack('n*', substr($controlFrame->getPayload(), 0, 2))));
}
public function testFrameLengthBiggerThanMaxMessagePayload() {
$frame = new Frame(str_repeat('a', 200), true, Frame::OP_TEXT);
$frameRaw = $frame->getContents();
/** @var Frame $controlFrame */
$controlFrame = null;
$messageCount = 0;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount) {
$messageCount++;
},
function (Frame $frame) use (&$controlFrame) {
$this->assertNull($controlFrame);
$controlFrame = $frame;
},
false,
null,
100,
0
);
$messageBuffer->onData($frameRaw);
$this->assertEquals(0, $messageCount);
$this->assertTrue($controlFrame instanceof Frame);
$this->assertEquals(Frame::OP_CLOSE, $controlFrame->getOpcode());
$this->assertEquals([Frame::CLOSE_TOO_BIG], array_merge(unpack('n*', substr($controlFrame->getPayload(), 0, 2))));
}
public function testSecondFrameLengthPushesPastMaxMessagePayload() {
$frame = new Frame(str_repeat('a', 200), false, Frame::OP_TEXT);
$firstFrameRaw = $frame->getContents();
$frame = new Frame(str_repeat('b', 200), true, Frame::OP_TEXT);
$secondFrameRaw = $frame->getContents();
/** @var Frame $controlFrame */
$controlFrame = null;
$messageCount = 0;
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) use (&$messageCount) {
$messageCount++;
},
function (Frame $frame) use (&$controlFrame) {
$this->assertNull($controlFrame);
$controlFrame = $frame;
},
false,
null,
300,
0
);
$messageBuffer->onData($firstFrameRaw);
// only put part of the second frame in to watch it fail fast
$messageBuffer->onData(substr($secondFrameRaw, 0, 150));
$this->assertEquals(0, $messageCount);
$this->assertTrue($controlFrame instanceof Frame);
$this->assertEquals(Frame::OP_CLOSE, $controlFrame->getOpcode());
$this->assertEquals([Frame::CLOSE_TOO_BIG], array_merge(unpack('n*', substr($controlFrame->getPayload(), 0, 2))));
}
/**
* Some test cases from memory limit inspired by https://github.com/BrandEmbassy/php-memory
*
* Here is the license for that project:
* MIT License
*
* Copyright (c) 2018 Brand Embassy
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* @dataProvider phpConfigurationProvider
*
* @param string $phpConfigurationValue
* @param int $expectedLimit
*/
public function testMemoryLimits($phpConfigurationValue, $expectedLimit) {
$method = new \ReflectionMethod('Ratchet\RFC6455\Messaging\MessageBuffer', 'getMemoryLimit');
$method->setAccessible(true);
$actualLimit = $method->invoke(null, $phpConfigurationValue);
$this->assertSame($expectedLimit, $actualLimit);
}
public function phpConfigurationProvider() {
return [
'without unit type, just bytes' => ['500', 500],
'1 GB with big "G"' => ['1G', 1 * 1024 * 1024 * 1024],
'128 MB with big "M"' => ['128M', 128 * 1024 * 1024],
'128 MB with small "m"' => ['128m', 128 * 1024 * 1024],
'24 kB with small "k"' => ['24k', 24 * 1024],
'2 GB with small "g"' => ['2g', 2 * 1024 * 1024 * 1024],
'unlimited memory' => ['-1', 0],
'invalid float value' => ['2.5M', 2 * 1024 * 1024],
'empty value' => ['', 0],
'invalid ini setting' => ['whatever it takes', 0]
];
}
/**
* @expectedException \InvalidArgumentException
*/
public function testInvalidMaxFramePayloadSizes() {
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) {},
function (Frame $frame) {},
false,
null,
0,
0x8000000000000000
);
}
/**
* @expectedException \InvalidArgumentException
*/
public function testInvalidMaxMessagePayloadSizes() {
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) {},
function (Frame $frame) {},
false,
null,
0x8000000000000000,
0
);
}
/**
* @dataProvider phpConfigurationProvider
*
* @param string $phpConfigurationValue
* @param int $expectedLimit
*
* @runInSeparateProcess
* @requires PHP 7.0
*/
public function testIniSizes($phpConfigurationValue, $expectedLimit) {
$value = @ini_set('memory_limit', $phpConfigurationValue);
if ($value === false) {
$this->markTestSkipped("Does not support setting the memory_limit lower than current memory_usage");
}
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) {},
function (Frame $frame) {},
false,
null
);
if ($expectedLimit === -1) {
$expectedLimit = 0;
}
$prop = new \ReflectionProperty($messageBuffer, 'maxMessagePayloadSize');
$prop->setAccessible(true);
$this->assertEquals($expectedLimit / 4, $prop->getValue($messageBuffer));
$prop = new \ReflectionProperty($messageBuffer, 'maxFramePayloadSize');
$prop->setAccessible(true);
$this->assertEquals($expectedLimit / 4, $prop->getValue($messageBuffer));
}
/**
* @runInSeparateProcess
* @requires PHP 7.0
*/
public function testInvalidIniSize() {
$value = @ini_set('memory_limit', 'lots of memory');
if ($value === false) {
$this->markTestSkipped("Does not support setting the memory_limit lower than current memory_usage");
}
$messageBuffer = new MessageBuffer(
new CloseFrameChecker(),
function (Message $message) {},
function (Frame $frame) {},
false,
null
);
$prop = new \ReflectionProperty($messageBuffer, 'maxMessagePayloadSize');
$prop->setAccessible(true);
$this->assertEquals(0, $prop->getValue($messageBuffer));
$prop = new \ReflectionProperty($messageBuffer, 'maxFramePayloadSize');
$prop->setAccessible(true);
$this->assertEquals(0, $prop->getValue($messageBuffer));
}
}