runMonitor() публичный Метод

public runMonitor ( )
 /** @test */
 public function it_throws_an_exception_for_nonexistent_disk()
 {
     $diskUsageMonitor = new DiskUsageMonitor(['path' => '/a234k3l2k3j4l23k/23l4j2l34j']);
     $this->setExpectedException(InvalidPath::class);
     $diskUsageMonitor->runMonitor();
 }