assertEquals(copy, map);
    assertSame(copy.comparator(), map.comparator());
  }

  public enum SomeEnum {
    SOME_INSTANCE
  }

  public void testEnumMap() {
    EnumMap<SomeEnum, Integer> map = Maps.newEnumMap(SomeEnum.class);
    assertEquals(emptyMap(), map);
    map.put(SomeEnum.SOME_INSTANCE, 0);
    assertEquals(singletonMap(SomeEnum.SOME_INSTANCE, 0), map);
  }

    assertEquals(copy, map);
    assertSame(copy.comparator(), map.comparator());
  }

  public enum SomeEnum {
    SOME_INSTANCE
  }

  public void testEnumMap() {
    EnumMap<SomeEnum, Integer> map = Maps.newEnumMap(SomeEnum.class);
    assertEquals(emptyMap(), map);
    map.put(SomeEnum.SOME_INSTANCE, 0);
    assertEquals(singletonMap(SomeEnum.SOME_INSTANCE, 0), map);
  }