void () { ModificationTracker tracker = getTracker(); long mc = tracker.getModificationCount(); long js = getJavaTracker().getModificationCount(); long ocb = tracker.getModificationCount(); WriteAction.run(() -> ProjectRootManagerEx.getInstanceEx(getProject()).makeRootsChange(EmptyRunnable.INSTANCE, RootsChangeRescanningInfo.NO_RESCAN_NEEDED)); assertTrue(mc != tracker.getModificationCount()); assertTrue(js != getJavaTracker().getModificationCount()); assertTrue(ocb != tracker.getModificationCount()); }