content: package com.alibaba.druid.bvt.sql;
  
  import com.alibaba.druid.sql.ast.SQLOver;
  import com.alibaba.druid.sql.ast.expr.*;
  import com.alibaba.druid.sql.ast.statement.*;
  import com.alibaba.druid.sql.visitor.SQLASTVisitorAdapter;
  import junit.framework.TestCase;
  
  public class SQLASTVisitorAdapterTest extends TestCase {
      public void test_adapter() throws Exception {
          SQLASTVisitorAdapter adapter = new SQLASTVisitorAdapter();
          new SQLBinaryOpExpr().accept(adapter);
          new SQLInListExpr().accept(adapter);
          new SQLSelectQueryBlock().accept(adapter);
          new SQLDropTableStatement().accept(adapter);
          new SQLCreateTableStatement().accept(adapter);
          new SQLDeleteStatement().accept(adapter);
          new SQLCurrentOfCursorExpr().accept(adapter);
          new SQLInsertStatement().accept(adapter);
          new SQLUpdateStatement().accept(adapter);
          new SQLNotNullConstraint().accept(adapter);
          new SQLMethodInvokeExpr().accept(adapter);
          new SQLCallStatement().accept(adapter);
          new SQLSomeExpr().accept(adapter);
          new SQLAnyExpr().accept(adapter);
          new SQLAllExpr().accept(adapter);
          new SQLDefaultExpr().accept(adapter);
          new SQLCommentStatement().accept(adapter);
          new SQLDropViewStatement().accept(adapter);
          new SQLSavePointStatement().accept(adapter);
          new SQLReleaseSavePointStatement().accept(adapter);
          new SQLCreateDatabaseStatement().accept(adapter);
          new SQLAlterTableDropIndex().accept(adapter);
          new SQLOver().accept(adapter);
          new SQLWithSubqueryClause().accept(adapter);
          new SQLAlterTableAlterColumn().accept(adapter);
          new SQLAlterTableStatement().accept(adapter);
          new SQLAlterTableDisableConstraint().accept(adapter);
          new SQLAlterTableEnableConstraint().accept(adapter);
          new SQLColumnCheck().accept(adapter);
          new SQLExprHint().accept(adapter);
          new SQLAlterTableDropConstraint().accept(adapter);
      }
  }
  