private void verifyCheckpoint(Set<Container> containers) throws CloudStorageException {
    long maxDeleteTimestamp =
        containers.stream().max(Comparator.comparing(Container::getDeleteTriggerTime)).get().getDeleteTriggerTime();
    Assert.assertEquals(azureContainerCompactor.getLatestContainerDeletionTime(), maxDeleteTimestamp);
  }
Verifies that the correct checkpoint is stored in ABS.
@param containers {@link Set} of {@link Container}s for which checkpoint is to be verified.
@throws CloudStorageException
ambry-cloud/src/test/java/com/github/ambry/cloud/azure/AzureContainerCompactorIntegrationTest.java