setDiskStatsBasedOnFs := func(whichFs string, diskPressure string, diskStat diskStats) diskStats {
				if tc.inducePressureOnWhichFs == "nodefs" {
					diskStat.rootFsAvailableBytes = diskPressure
				} else if tc.inducePressureOnWhichFs == "imagefs" {
					diskStat.imageFsAvailableBytes = diskPressure
				} else if tc.inducePressureOnWhichFs == "containerfs" {
					diskStat.containerFsAvailableBytes = diskPressure
				}