@Test
  public void testGetDistributionVMType() {
    DistributionManager dm = getSystem().getDistributionManager();
    InternalDistributedMember member = dm.getId();

    assertThat(ClusterDistributionManager.NORMAL_DM_TYPE).isEqualTo(member.getVmKind());
  }
This class tests the functionality of the {@link ClusterDistributionManager} class.
geode-core/src/distributedTest/java/org/apache/geode/distributed/internal/ClusterDistributionManagerDUnitTest.java