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liveuser |
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<?php
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namespace React\Tests\EventLoop;
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use React\EventLoop\ExtEventLoop;
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class ExtEventLoopTest extends AbstractLoopTest
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{
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public function createLoop($readStreamCompatible = false)
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{
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if ('Linux' === PHP_OS && !extension_loaded('posix')) {
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$this->markTestSkipped('libevent tests skipped on linux due to linux epoll issues.');
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}
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if (!extension_loaded('event')) {
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$this->markTestSkipped('ext-event tests skipped because ext-event is not installed.');
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}
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$cfg = null;
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if ($readStreamCompatible) {
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$cfg = new \EventConfig();
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$cfg->requireFeatures(\EventConfig::FEATURE_FDS);
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}
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return new ExtEventLoop($cfg);
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}
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public function createStream()
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{
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// Use a FIFO on linux to get around lack of support for disk-based file
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// descriptors when using the EPOLL back-end.
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if ('Linux' === PHP_OS) {
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$this->fifoPath = tempnam(sys_get_temp_dir(), 'react-');
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unlink($this->fifoPath);
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posix_mkfifo($this->fifoPath, 0600);
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$stream = fopen($this->fifoPath, 'r+');
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// ext-event (as of 1.8.1) does not yet support in-memory temporary
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// streams. Setting maxmemory:0 and performing a write forces PHP to
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// back this temporary stream with a real file.
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//
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// This problem is mentioned at https://bugs.php.net/bug.php?id=64652&edit=3
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// but remains unresolved (despite that issue being closed).
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} else {
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$stream = fopen('php://temp/maxmemory:0', 'r+');
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fwrite($stream, 'x');
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ftruncate($stream, 0);
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}
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return $stream;
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}
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public function writeToStream($stream, $content)
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{
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if ('Linux' !== PHP_OS) {
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return parent::writeToStream($stream, $content);
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}
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fwrite($stream, $content);
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}
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/**
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* @group epoll-readable-error
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*/
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public function testCanUseReadableStreamWithFeatureFds()
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{
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if (PHP_VERSION_ID > 70000) {
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$this->markTestSkipped('Memory stream not supported');
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}
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$this->loop = $this->createLoop(true);
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$input = fopen('php://temp/maxmemory:0', 'r+');
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fwrite($input, 'x');
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ftruncate($input, 0);
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$this->loop->addReadStream($input, $this->expectCallableExactly(2));
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$this->writeToStream($input, "foo\n");
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$this->loop->tick();
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$this->writeToStream($input, "bar\n");
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$this->loop->tick();
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}
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}
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