public function detectChangesDetectsChangesInMonitoredFiles()
{
$mockSystemLogger = $this->createMock(SystemLoggerInterface::class);
$mockMonitor = $this->getMockBuilder(FileMonitor::class)->setMethods(['loadDetectedDirectoriesAndFiles', 'detectChangedFiles'])->setConstructorArgs(['Flow_Test'])->getMock();
$mockMonitor->expects($this->once())->method('detectChangedFiles')->with([$this->unixStylePathAndFilename])->will($this->returnValue([]));
$mockMonitor->injectSystemLogger($mockSystemLogger);
$mockMonitor->monitorFile(__FILE__);
$mockMonitor->detectChanges();
}