@Test
  public void quotaRejectedTest() throws Exception {
    for (String blobId : blobIds) {
      deleteBlobInAllServer(blobId);

      executeOpAndVerifyQuotaRejected(Collections.singleton(blobId), RouterErrorCode.BlobDoesNotExist);
      serverLayout.getMockServers().forEach(server -> server.resetServerErrors());
    }
  }
Failure tests when undelete request is rejected due to quota compliance.
@throws Exception
ambry-router/src/test/java/com/github/ambry/router/UndeleteManagerTest.java