private void createCache() {
    cache = (InternalCache) new CacheFactory()
        .set(LOCATORS, "")
        .set(DEPLOY_WORKING_DIR, userDir.getAbsolutePath())
        .create();

    createDiskStore(diskStoreName1, diskDir);
    createDiskStore(diskStoreName2, diskDir);

    createRegion(regionName1, diskStoreName1);
    createRegion(regionName2, diskStoreName2);
  }
Verifies that a user deployed jar file is included as part of the backup.
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/backup/IncrementalBackupIntegrationTest.java