content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.druid.bvt.sql.oracle.pl;
  
  import com.alibaba.druid.sql.OracleTest;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
  import com.alibaba.druid.util.JdbcConstants;
  
  import java.util.List;
  
  public class Oracle_pl_exception_2 extends OracleTest {
      public void test_0() throws Exception {
          String sql = "DECLARE\n" +
                  "  stock_price   NUMBER := 9.73;\n" +
                  "  net_earnings  NUMBER := 0;\n" +
                  "  pe_ratio      NUMBER;\n" +
                  "BEGIN\n" +
                  "  pe_ratio := stock_price / net_earnings;  -- raises ZERO_DIVIDE exception\n" +
                  "  DBMS_OUTPUT.PUT_LINE('Price/earnings ratio = ' || pe_ratio);\n" +
                  "EXCEPTION\n" +
                  "  WHEN ZERO_DIVIDE THEN\n" +
                  "    DBMS_OUTPUT.PUT_LINE('Company had zero earnings.');\n" +
                  "    pe_ratio := NULL;\n" +
                  "END;";
  
          List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
          assertEquals(1, statementList.size());
  
          SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.ORACLE);
          for (SQLStatement statement : statementList) {
              statement.accept(visitor);
          }
  
  //        System.out.println("Tables : " + visitor.getTables());
  //        System.out.println("fields : " + visitor.getColumns());
  //        System.out.println("coditions : " + visitor.getConditions());
  //        System.out.println("relationships : " + visitor.getRelationships());
  //        System.out.println("orderBy : " + visitor.getOrderByColumns());
  
          assertEquals(0, visitor.getTables().size());
  
  //        assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
  //        assertTrue(visitor.getTables().containsKey(new TableStat.Name("emp_name")));
  
  //        assertEquals(7, visitor.getColumns().size());
  //        assertEquals(3, visitor.getConditions().size());
  //        assertEquals(1, visitor.getRelationships().size());
  
          // assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "salary")));
  
          {
              String output = SQLUtils.toSQLString(statementList, JdbcConstants.ORACLE);
              System.out.println(output);
              assertEquals(
                "DECLARE\n"
                    + "\tstock_price NUMBER := 9.73;\n"
                    + "\tnet_earnings NUMBER := 0;\n"
                    + "\tpe_ratio NUMBER;\n"
                    + "BEGIN\n"
                    + "\tpe_ratio := stock_price / net_earnings;\n"
                    + "\t-- raises ZERO_DIVIDE exception\n"
                    + "\tDBMS_OUTPUT.PUT_LINE('Price/earnings ratio = ' || pe_ratio);\n"
                    + "EXCEPTION\n"
                    + "\tWHEN ZERO_DIVIDE THEN\n"
                    + "\t\tDBMS_OUTPUT.PUT_LINE('Company had zero earnings.');\n"
                    + "\t\tpe_ratio := NULL;\n"
                    + "END;", //
                output);
          }
          {
              String output = SQLUtils.toSQLString(statementList, JdbcConstants.ORACLE, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
              assertEquals(
                "declare\n"
                    + "\tstock_price NUMBER := 9.73;\n"
                    + "\tnet_earnings NUMBER := 0;\n"
                    + "\tpe_ratio NUMBER;\n"
                    + "begin\n"
                    + "\tpe_ratio := stock_price / net_earnings;\n"
                    + "\t-- raises ZERO_DIVIDE exception\n"
                    + "\tDBMS_OUTPUT.PUT_LINE('Price/earnings ratio = ' || pe_ratio);\n"
                    + "exception\n"
                    + "\twhen ZERO_DIVIDE then\n"
                    + "\t\tDBMS_OUTPUT.PUT_LINE('Company had zero earnings.');\n"
                    + "\t\tpe_ratio := null;\n"
                    + "end;", //
                output);
          }
      }
  }
  