private void verifyUndeleteWithSimpleOperationTracker(String blobId) {
    int numServersUndelete = 0;
    for (MockServer server : serverLayout.getMockServers()) {
      StoredBlob blob = server.getBlobs().get(blobId);
      if (blob.isUndeleted()) {
        assertEquals((short) 1, blob.lifeVersion);
        assertFalse(blob.isDeleted());
        numServersUndelete++;
      }
    }
    assertTrue("Inefficient number of undelete: " + numServersUndelete, numServersUndelete >= DEFAULT_SUCCESS_TARGET);
  }
Generates {@link Properties} that includes initial configuration.
@param parallelism undelete request parallelism.
@return Properties
ambry-router/src/test/java/com/github/ambry/router/UndeleteManagerTest.java