/*
 * The test class BinOpTest.
 * Only check `equals` and `hashCode`;
 * testing of higher-level functions all in `class ExprTest`.
 * 
 * @author ibarland@radford.edu
 * @license CC0; please just site URL, e.g. http://www.radford.edu/itec380/2018fall-ibarland/Homeworks/Project/T0-java/
 * @version 2018.Nov.16
 */
import static org.junit.Assert.*;
import org.junit.Test;

public class BinOpTest {
    
    @Test
    public void equalsTest() {
      BinOp e1 = new BinOp(new Num(4), "boii", new Num(5) );
      BinOp e2 = new BinOp(new Num(4), "boii", new Num(5) );
      BinOp e3 = new BinOp(new Num(5), "boii", new Num(4) );
      assertEquals( e1, e1 );
      assertEquals( e1, e2 );
      assertFalse(  e1.equals(e3) );
      assertEquals( e1.hashCode(), e1.hashCode() );
      assertEquals( e1.hashCode(), e2.hashCode() );
      assertFalse(  e1.hashCode() == e3.hashCode() );
      }
    
    }