content: package com.alibaba.druid.bvt.sql;
  
  import com.alibaba.druid.sql.ast.expr.SQLBetweenExpr;
  import com.alibaba.druid.sql.dialect.oracle.parser.OracleExprParser;
  import junit.framework.TestCase;
  
  import static org.junit.Assert.assertNotEquals;
  
  public class EqualTest_between extends TestCase {
      public void test_exits() throws Exception {
          String sql = "x between 1 AND 2";
          String sql_c = "x between 1 AND 3";
          SQLBetweenExpr exprA, exprB, exprC;
          {
              OracleExprParser parser = new OracleExprParser(sql);
              exprA = (SQLBetweenExpr) parser.expr();
          }
          {
              OracleExprParser parser = new OracleExprParser(sql);
              exprB = (SQLBetweenExpr) parser.expr();
          }
          {
              OracleExprParser parser = new OracleExprParser(sql_c);
              exprC = (SQLBetweenExpr) parser.expr();
          }
          assertEquals(exprA, exprB);
          assertNotEquals(exprA, exprC);
          assertTrue(exprA.equals(exprA));
          assertFalse(exprA.equals(new Object()));
          assertEquals(exprA.hashCode(), exprB.hashCode());
  
          assertEquals(new SQLBetweenExpr(), new SQLBetweenExpr());
          assertEquals(new SQLBetweenExpr().hashCode(), new SQLBetweenExpr().hashCode());
      }
  }
  