@Test public void testEquals() { new EqualsTester().addEqualityGroup(new EmptyResult(), new EmptyResult()).testEquals(); }
@Override public boolean equals(Object other) { return this == other || other instanceof EmptyResult; }
EmptyResult extends OperationResult { @Override public boolean equals(Object other) { return this == other || other instanceof EmptyResult; } }
EmptyResult extends OperationResult { @Override public boolean equals(Object other) { return this == other || other instanceof EmptyResult; }  }
EmptyResult extends OperationResult { @Override public boolean equals(Object other) { return this == other || other instanceof EmptyResult; }  @Override int hashCode(); @Override boolean equals(Object other); @Override String toString(); }
EmptyResult extends OperationResult { @Override public boolean equals(Object other) { return this == other || other instanceof EmptyResult; }  @Override int hashCode(); @Override boolean equals(Object other); @Override String toString();  }