@Test
  public void test48066_1() {
    DiskStoreID id0 = new DiskStoreID(0, 0);
    DiskRegionVersionVector rvv0 = new DiskRegionVersionVector(id0);
    for (int i = 1; i <= 3; i++) {
      rvv0.recordVersion(id0, i);
    }
    System.out.println("rvv0=" + rvv0.fullToString());

    DiskRegionVersionVector rvv1 = (DiskRegionVersionVector) rvv0.getCloneForTransmission();
    System.out.println("after clone, rvv1=" + rvv1.fullToString());

    DiskRegionVersionVector rvv2 = new DiskRegionVersionVector(id0);
    for (int i = 1; i <= 10; i++) {
      rvv2.recordVersion(id0, i);
    }
    rvv2.recordVersions(rvv1);
    System.out.println("after init, rvv2=" + rvv2.fullToString());

    rvv2.recordVersion(id0, 4);
    System.out.println("after record 4, rvv2=" + rvv2.fullToString());
    assertEquals(4, rvv2.getCurrentVersion());

    rvv2.recordVersion(id0, 7);
    System.out.println("after record 7, rvv2=" + rvv2.fullToString());
    assertEquals(7, rvv2.getCurrentVersion());
  }
Test that we can copy the member to version map correctly.
geode-core/src/test/java/org/apache/geode/internal/cache/versions/RegionVersionVectorTest.java