/**
*
*/
public function testApiSome_RejectsPromise_IfAnyInputPromiseRejects_BeforeDesiredNumberOfInputsAreResolved()
{
$test = $this->getTest();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo([1 => 2, 2 => 3]));
Promise::some([Promise::doResolve(1), Promise::doReject(2), Promise::doReject(3)], 2)->then($test->expectCallableNever(), $mock);
}
/**
*
*/
public function testApiMap_RejectsPromise_WhenInputContainsRejection()
{
$test = $this->getTest();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo(2));
Promise::map([Promise::doResolve(1), Promise::doReject(2), Promise::doResolve(3)], $this->mapper())->then($test->expectCallableNever(), $mock);
}
/**
*
*/
public function testApiAny_ResolvesPromise_IfAnyInputPromisesResolve()
{
$test = $this->getTest();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo(2));
Promise::any([Promise::doReject(1), Promise::doResolve(2), Promise::doReject(3)])->then($mock);
}
/**
* @override
* @inheritDoc
*/
public function solve($ex, $params = [])
{
foreach ($this->requires as $require) {
if (!isset($params[$require])) {
return Promise::doReject(new IllegalCallException('Missing parameter [' . $require . '] for [' . get_class($this) . '].'));
}
}
return Promise::doResolve($this->solver($ex, $params));
}
/**
*
*/
public function testApiCancel_CancelsPromise_WithRejectedPromise()
{
$deferred = $this->createDeferred();
$test = $this->getTest();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo(1));
$deferred->getPromise()->then($test->expectCallableNever(), $test->expectCallableNever(), $mock);
$deferred->cancel(Promise::doReject(1));
}
/**
* @param Error|Exception $ex
* @param mixed[] $params
* @return mixed
*/
protected function solver($ex, $params = [])
{
$manager = $this->runtime->getManager();
$hash = isset($params['hash']) ? $params['hash'] : '';
$alias = $params['origin'];
if ($manager->existsThread($alias)) {
return $manager->createThread($alias, null, Runtime::CREATE_FORCE, ['hash' => $hash]);
} else {
if ($manager->existsProcess($alias)) {
return $manager->createProcess($alias, null, Runtime::CREATE_FORCE, ['hash' => $hash]);
}
}
return Promise::doReject(new RejectionException("Runtime [{$alias}] does not exists."));
}
/**
* @param string $command
* @param mixed[] $params
* @return PromiseInterface
* @resolves mixed
* @rejects Error|Exception|string|null
* @cancels Error|Exception|string|null
*/
private function executeCommand($command, $params = [])
{
try {
return $this->commander->execute($command, $params);
} catch (Error $ex) {
return Promise::doReject($ex);
} catch (Exception $ex) {
return Promise::doReject($ex);
}
}
/**
* @override
* @inheritDoc
*/
public function stopProcesses($aliases, $params = [])
{
return Promise::doReject(new RejectionException("Processes could not be stopped."));
}
/**
*
*/
public function testApiSolver_RejectsPromise_OnFirstRejection()
{
$ex1 = new Exception('Exception');
$ex2 = new Exception('Other Exception');
$params = ['params1' => 'value1'];
$queue = '';
$solver1 = $this->getMock(SolverInterface::class, [], [], '', false);
$solver1->expects($this->once())->method('solve')->with($ex1, $params)->will($this->returnCallback(function () use(&$queue, $ex2) {
$queue .= 'A';
return Promise::doReject($ex2);
}));
$solver2 = $this->getMock(SolverInterface::class, [], [], '', false);
$solver2->expects($this->never())->method('solve')->with($ex1, $params)->will($this->returnCallback(function () use(&$queue) {
$queue .= 'B';
}));
$solver3 = $this->getMock(SolverInterface::class, [], [], '', false);
$solver3->expects($this->never())->method('solve')->with($ex1, $params)->will($this->returnCallback(function () use(&$queue) {
$queue .= 'C';
}));
$solver = $this->createSolver([$solver1, $solver2, $solver3]);
$callable = $this->createCallableMock();
$callable->expects($this->once())->method('__invoke')->with($ex2);
$result = $this->callProtectedMethod($solver, 'solver', [$ex1, $params]);
$result->then(null, $callable);
$this->assertSame('A', $queue);
}
/**
* @override
* @inheritDoc
*/
public function flushProcesses($flags = Runtime::DESTROY_KEEP)
{
$promises = [];
if ($flags === Runtime::DESTROY_KEEP) {
return Promise::doReject(new RejectionException('Process storage could not be flushed because of force level set to DESTROY_KEEP.'));
}
foreach ($this->processes as $alias => $process) {
$promises[] = $this->destroyProcess($alias, $flags);
}
return Promise::all($promises)->then(function () {
$this->processes = [];
$this->updateStorage();
return 'Processes storage has been flushed.';
});
}
/**
* @override
* @inheritDoc
*/
public function destroyProject($flags = Runtime::DESTROY_FORCE_SOFT)
{
if (!isset($this->data['pid'])) {
return Promise::doResolve("Project was not needed to be destroyed, because it had not existed.");
}
$manager = $this;
$pid = $this->data['pid'];
$alias = $this->data['alias'];
$name = $this->data['name'];
if ($flags === Runtime::DESTROY_KEEP) {
return Promise::doReject(new ResourceOccupiedException("Project could not be destroyed with force level=DESTROY_KEEP."));
} else {
if ($flags === Runtime::DESTROY_FORCE_SOFT) {
$req = $this->createRequest($this->channel, $alias, new RuntimeCommand('container:destroy'));
return $req->call()->then(function ($value) use($manager) {
usleep(1000.0);
$manager->freeProject();
return $value;
});
} else {
if ($flags === Runtime::DESTROY_FORCE) {
return $this->destroyProject(Runtime::DESTROY_FORCE_SOFT)->then(null, function () use($manager) {
return $manager->destroyProject(Runtime::DESTROY_FORCE_HARD);
});
}
}
}
if (!$this->system->existsPid($pid)) {
return Promise::doResolve()->then(function () use($manager) {
$manager->freeProject();
return "Project was not needed to be destroyed, because it had not existed.";
});
} else {
if (!$this->system->kill($pid)) {
return Promise::doReject(new ResourceOccupiedException("Project could not be killed forcefully."));
}
}
return Promise::doResolve()->then(function () use($manager) {
$manager->freeProject();
return "Process has been destroyed!";
});
}
/**
* @override
* @inheritDoc
*/
public function solve($ex, $params = [], &$try = 0)
{
$classBaseEx = get_class($ex);
$classes = array_merge([$classBaseEx], class_parents($ex));
$indexMin = -1;
$chosen = null;
foreach ($classes as $class) {
$indexCurrent = array_search($class, array_keys($this->rules), true);
if ($indexCurrent !== false && ($indexMin === -1 || $indexCurrent < $indexMin)) {
$indexMin = $indexCurrent;
$chosen = $class;
}
}
if ($chosen === null) {
return Promise::doReject(new ExecutionException("SolverInterface for [{$classBaseEx}] is not registered."));
}
$try++;
$params = array_merge($this->params, $params);
$valueOrPromise = $this->getSolver($chosen)->solve($ex, $params);
return Promise::doResolve($valueOrPromise);
}
/**
* @override
* @inheritDoc
*/
public function stop()
{
$state = $this->getState();
if ($state === Runtime::STATE_CREATED || $state === Runtime::STATE_DESTROYED) {
return Promise::doReject(new RejectionException("It is not possible to stop runtime from state [{$state}]."));
} else {
if ($state === Runtime::STATE_STOPPED) {
return Promise::doResolve('Runtime has been already stopped.');
}
}
$this->setState(Runtime::STATE_STOPPED);
$emitter = $this->getEventEmitter();
$emitter->emit('beforeStop');
$emitter->emit('stop');
$emitter->emit('afterStop');
return Promise::doResolve('Runtime has been stopped.');
}
/**
*
*/
public function testApiSpread_Returns_FromRejectionHandler_ForRejectedPromise()
{
$deferred = $this->createDeferred();
$test = $this->getTest();
$ex = new Exception('Error');
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo($ex));
$deferred->reject();
$deferred->getPromise()->spread(null, function () use($ex) {
return Promise::doReject($ex);
})->then(null, $mock);
}
/**
*
*/
public function testApiDoReject_ReturnsPromise()
{
$test = $this->getTest();
$test->assertInstanceOf(PromiseInterface::class, Promise::doReject(1));
}
/**
* @override
* @inheritDoc
*/
public function stopRuntime($alias, $params = [])
{
if ($this->existsThread($alias)) {
return $this->threadManager->stopThread($alias, $params);
} else {
if ($this->existsProcess($alias)) {
return $this->processManager->stopProcess($alias, $params);
}
}
return Promise::doReject(new ResourceUndefinedException("Runtime with alias [{$alias}] does not exist."));
}
/**
*
*/
public function testApiAlways_DoesNotSuppressCancellation_WhenHandlerRejects_ForCancelledPromise()
{
$deferred = $this->createDeferred();
$test = $this->getTest();
$ex1 = new Exception();
$ex2 = new Exception();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo($ex1));
$deferred->cancel($ex1);
$deferred->getPromise()->always(function () use($ex2) {
return Promise::doReject($ex2);
})->then(null, null, $mock);
}
/**
*
*/
public function testApiAlways_RejectsPromise_WhenHandlerRejects_AfterResolved()
{
$deferred = $this->createDeferred();
$test = $this->getTest();
$exception = new Exception();
$mock = $test->createCallableMock();
$mock->expects($test->once())->method('__invoke')->with($test->identicalTo($exception));
$deferred->getPromise()->always(function () use($exception) {
return Promise::doReject($exception);
})->then(null, $mock);
$deferred->resolve(1);
}
/**
* @override
* @inheritDoc
*/
public function flushThreads($flags = Runtime::DESTROY_KEEP)
{
return Promise::doReject(new RejectionException('Threads storage cannot be flushed.'));
}
