public function testApiStartThreads_CallsModelMethod()
{
$manager = $this->createRuntimeManager();
$aliases = ['alias1', 'alias2'];
$params = ['param' => 'value'];
$promise = new Promise();
$thread = $manager->getThread();
$thread->expects($this->once())->method('startThreads')->with($aliases, $params)->will($this->returnValue($promise));
$this->assertSame($promise, $manager->startThreads($aliases, $params));
}