content: package com.alibaba.druid.bvt.sql.hive;
  
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.ast.expr.SQLBinaryOpExpr;
  import com.alibaba.druid.sql.ast.expr.SQLBooleanExpr;
  import com.alibaba.druid.sql.ast.statement.SQLSelectStatement;
  import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
  import com.alibaba.druid.util.JdbcConstants;
  import junit.framework.TestCase;
  
  import java.util.List;
  
  public class HiveSelectTest_2_true extends TestCase {
      public void test_select() throws Exception {
          String sql = "SELECT * FROM customers where isvalid = true or isxx = false";
          assertEquals("SELECT *\n" +
                  "FROM customers\n" +
                  "WHERE isvalid = true\n" +
                  "\tOR isxx = false", SQLUtils.formatHive(sql));
          assertEquals("select *\n" +
                  "from customers\n" +
                  "where isvalid = true\n" +
                  "\tor isxx = false", SQLUtils.formatHive(sql, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
  
          List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.HIVE);
          SQLStatement stmt = statementList.get(0);
  
          assertEquals(1, statementList.size());
  
          SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.HIVE);
          stmt.accept(visitor);
  
  //        System.out.println("Tables : " + visitor.getTables());
  //      System.out.println("fields : " + visitor.getColumns());
  //      System.out.println("coditions : " + visitor.getConditions());
  //      System.out.println("orderBy : " + visitor.getOrderByColumns());
  
          assertEquals(1, visitor.getTables().size());
          assertEquals(3, visitor.getColumns().size());
          assertEquals(2, visitor.getConditions().size());
  
          assertTrue(visitor.containsColumn("customers", "isvalid"));
          assertTrue(visitor.containsColumn("customers", "isxx"));
          assertTrue(visitor.containsColumn("customers", "*"));
  
          SQLBinaryOpExpr where = (SQLBinaryOpExpr) ((SQLSelectStatement) stmt).getSelect().getQueryBlock().getWhere();
          SQLBinaryOpExpr left = (SQLBinaryOpExpr) where.getLeft();
          SQLBinaryOpExpr right = (SQLBinaryOpExpr) where.getRight();
          assertEquals(SQLBooleanExpr.class, left.getRight().getClass());
          assertEquals(SQLBooleanExpr.class, right.getRight().getClass());
      }
  }
  