MissingNode extends AbstractJsonNode implements IPrimitiveNode { public static MissingNode getInstance() { return Instance; } MissingNode(); @Override void appendAsString(final Appendable sb); @Override void clear(); @Override MissingNode clone(); @Override int compareToSameType(final IJsonNode other); @Override void copyValueFrom(final IJsonNode otherNode); @Override boolean equals(final Object o); @Override Class<MissingNode> getType(); @Override int hashCode(); static MissingNode getInstance();  }
@Test public void shouldBeEqualWithItself() { Assert.assertEquals(MissingNode.getInstance(), MissingNode.getInstance()); }