content: package com.alibaba.druid.bvt.sql.mysql.param;
  
  import com.alibaba.druid.DbType;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.parser.SQLParserUtils;
  import com.alibaba.druid.sql.parser.SQLStatementParser;
  import com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils;
  import com.alibaba.druid.sql.visitor.SQLASTOutputVisitor;
  import com.alibaba.druid.util.JdbcConstants;
  import junit.framework.TestCase;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Created by wenshao on 16/8/23.
   */
  public class MySqlParameterizedOutputVisitorTest_18 extends TestCase {
      public void test_for_parameterize() throws Exception {
          final DbType dbType = JdbcConstants.MYSQL;
  
          String sql = "insert into `t_n_0021` ( " +
                  "`f0`, `f1`, `f2`, `f3`, `f4`" +
                  ", `f5`, `f6`, `f7`, `f8`, `f9`" +
                  ", `f10`, `f11`, `f12`, `f13`, `f14`" +
                  ", `f15`) " +
                  "values ( NOW(), NOW(), 123, 'abc', 'abd'" +
                  ", 'tair:ldbcount:808', 0.0, 2.0, 0, 251, 0, '172.29.60.62', 2, 1483686655818, 12, 0);";
          String psql = ParameterizedOutputVisitorUtils.parameterize(sql, dbType);
          assertEquals("INSERT INTO t_n (`f0`, `f1`, `f2`, `f3`, `f4`\n" +
                  "\t, `f5`, `f6`, `f7`, `f8`, `f9`\n" +
                  "\t, `f10`, `f11`, `f12`, `f13`, `f14`\n" +
                  "\t, `f15`)\n" +
                  "VALUES (NOW(), NOW(), ?, ?, ?\n" +
                  "\t, ?, ?, ?, ?, ?\n" +
                  "\t, ?, ?, ?, ?, ?\n" +
                  "\t, ?);", psql);
  
          SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
          List<SQLStatement> stmtList = parser.parseStatementList();
  
          StringBuilder out = new StringBuilder();
          SQLASTOutputVisitor visitor = SQLUtils.createOutputVisitor(out, JdbcConstants.MYSQL);
          List<Object> parameters = new ArrayList<Object>();
          visitor.setParameterized(true);
          visitor.setParameterizedMergeInList(true);
          visitor.setParameters(parameters);
          visitor.setExportTables(true);
          /*visitor.setPrettyFormat(false);*/
  
          SQLStatement stmt = stmtList.get(0);
          stmt.accept(visitor);
  
          // System.out.println(parameters);
          assertEquals(14, parameters.size());
  
          StringBuilder buf = new StringBuilder();
          SQLASTOutputVisitor visitor1 = SQLUtils.createOutputVisitor(buf, dbType);
          visitor1.setParameters(visitor.getParameters());
          stmt.accept(visitor1);
  
          assertEquals("INSERT INTO `t_n_0021` (`f0`, `f1`, `f2`, `f3`, `f4`\n" +
                  "\t, `f5`, `f6`, `f7`, `f8`, `f9`\n" +
                  "\t, `f10`, `f11`, `f12`, `f13`, `f14`\n" +
                  "\t, `f15`)\n" +
                  "VALUES (NOW(), NOW(), 123, 'abc', 'abd'\n" +
                  "\t, 'tair:ldbcount:808', 0.0, 2.0, 0, 251\n" +
                  "\t, 0, '172.29.60.62', 2, 1483686655818, 12\n" +
                  "\t, 0);", buf.toString());
      }
  }
  