/**
* @return PromiseInterface|Rpc
*/
public function dequeue()
{
$promise = $this->requeue();
if ($this->memory->count() > 0) {
return $this->memory->dequeue();
}
return $promise->then(function () {
return \React\Promise\resolve($this->memory->dequeue());
});
}
public function testOverflow()
{
$memory = new Memory();
$queue = Phake::mock('WyriHaximus\\React\\ChildProcess\\Pool\\QueueInterface');
Phake::when($queue)->count()->thenReturnCallback(function () use($memory) {
return $memory->count();
});
Phake::when($queue)->dequeue()->thenReturnCallback(function () use($memory) {
return new FulfilledPromise($memory->dequeue());
});
Phake::when($queue)->enqueue($this->isInstanceOf('WyriHaximus\\React\\ChildProcess\\Messenger\\Messages\\Rpc'))->thenReturnCallback(function (Rpc $rpc) use($memory) {
return new FulfilledPromise($memory->enqueue($rpc));
});
$overflow = new Overflow($queue, 1);
$rpc0 = Factory::rpc('a', ['b']);
$rpc1 = Factory::rpc('c', ['d']);
$this->assertSame(0, $memory->count());
$this->assertSame(0, $overflow->count());
$overflow->enqueue($rpc0);
$this->assertSame(0, $memory->count());
$this->assertSame(1, $overflow->count());
$overflow->enqueue($rpc1);
$this->assertSame(1, $memory->count());
$this->assertSame(2, $overflow->count());
$this->assertSame(json_encode($rpc0), json_encode($this->dequeue($overflow->dequeue())));
$this->assertSame(0, $memory->count());
$this->assertSame(1, $overflow->count());
$this->assertSame(json_encode($rpc1), json_encode($this->dequeue($overflow->dequeue())));
$this->assertSame(0, $memory->count());
$this->assertSame(0, $overflow->count());
}