public function testApiFlushProcesses_CallsModelMethod()
{
$manager = $this->createRuntimeManager();
$flags = 'flags';
$promise = new Promise();
$process = $manager->getProcess();
$process->expects($this->once())->method('flushProcesses')->with($flags)->will($this->returnValue($promise));
$this->assertSame($promise, $manager->flushProcesses($flags));
}