Path filePath = new Path(file);
URI file2 = new URI("mockfs://mock/tmp/something.txt#something");
Path file2Path = new Path(file2);
when(mockFs.resolvePath(filePath)).thenReturn(filePath);
when(mockFs.resolvePath(file2Path)).thenReturn(file2Path);
DistributedCache.addCacheFile(file, conf);
DistributedCache.addCacheFile(file2, conf);
conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "10,11");
conf.set(MRJobConfig.CACHE_FILES_SIZES, "10,11");