@Test
 public void lastModificationTimeCompleteFileTest() throws Exception {
   long fileId = mFsMaster.createFile(new AlluxioURI("/testFile"), CreateFileOptions.defaults());
   long opTimeMs = TEST_CURRENT_TIME;
   try (LockedInodePath inodePath =
       mInodeTree.lockFullInodePath(new AlluxioURI("/testFile"), InodeTree.LockMode.WRITE)) {
     mFsMaster.completeFileInternal(new ArrayList<Long>(), inodePath, 0, opTimeMs);
   }
   FileInfo fileInfo = mFsMaster.getFileInfo(fileId);
   Assert.assertEquals(opTimeMs, fileInfo.getLastModificationTimeMs());
 }