public void testGetFileLength() throws IOException {

        FileSystem fs = dfscluster.getFileSystem();

        Map conf = new HashMap();

        String validKey = "validkeyBasic";

        String testString = "testingblob";

        TestHdfsBlobStoreImpl hbs = new TestHdfsBlobStoreImpl(blobDir, conf, hadoopConf);

        BlobStoreFile pfile = hbs.write(validKey, false);

        SettableBlobMeta meta = new SettableBlobMeta();

        meta.set_replication_factor(1);

        pfile.setMetadata(meta);

        OutputStream ios = pfile.getOutputStream();

        ios.write(testString.getBytes(Charset.forName("UTF-8")));

        ios.close();

        assertEquals(testString.getBytes(Charset.forName("UTF-8")).length, pfile.getFileLength());

    }