plugins/InspectionGadgets/test/com/siyeh/igtest/style/equals_called_on_enum_constant/EqualsCalled.java

package com.siyeh.igtest.style.equals_called_on_enum_constant;

public class EqualsCalled {

    enum E {
        A,B,C
    }

    void one() {
        E.A.equals(E.C);
        E.B.equals(new Object());
        final Object A = new Object();
        A.equals(1);
    }
}
class Main {
  enum Suit {
    SPADES, HEARTS, DIAMONDS, CLUBS
  }

  private boolean equalsType(Suit suit, String type) {
    return suit.equals(type);
  }
}