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.block;
  
  import com.alibaba.druid.sql.OracleTest;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
  import com.alibaba.druid.stat.TableStat;
  import com.alibaba.druid.util.JdbcConstants;
  
  import java.util.List;
  
  public class OracleBlockTest15 extends OracleTest {
      public void test_0() throws Exception {
          String sql = "DECLARE\n" +
                  "   sales  NUMBER(8,2) := 10100;\n" +
                  "   quota  NUMBER(8,2) := 10000;\n" +
                  "   bonus  NUMBER(6,2);\n" +
                  "   emp_id NUMBER(6) := 120;\n" +
                  " BEGIN\n" +
                  "   IF sales > (quota + 200) THEN\n" +
                  "      bonus := (sales - quota)/4;\n" +
                  " \n" +
                  "      UPDATE employees SET salary =\n" +
                  "        salary + bonus\n" +
                  "          WHERE employee_id = emp_id;\n" +
                  "   END IF;\n" +
                  " END;";
  
          List<SQLStatement> stmtList = SQLUtils.parseStatements(sql, JdbcConstants.ORACLE);
          assertEquals(1, stmtList.size());
  
          String result = SQLUtils.toOracleString(stmtList.get(0));
          System.out.println(result);
          assertEquals("DECLARE\n" +
                  "\tsales NUMBER(8, 2) := 10100;\n" +
                  "\tquota NUMBER(8, 2) := 10000;\n" +
                  "\tbonus NUMBER(6, 2);\n" +
                  "\temp_id NUMBER(6) := 120;\n" +
                  "BEGIN\n" +
                  "\tIF sales > (quota + 200) THEN\n" +
                  "\t\tbonus := (sales - quota) / 4;\n" +
                  "\t\tUPDATE employees\n" +
                  "\t\tSET salary = salary + bonus\n" +
                  "\t\tWHERE employee_id = emp_id;\n" +
                  "\tEND IF;\n" +
                  "END;", result);
  
          assertEquals(1, stmtList.size());
  
          OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
          for (SQLStatement statement : stmtList) {
              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(1, visitor.getTables().size());
  
          assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
  
          assertEquals(2, visitor.getColumns().size());
          assertEquals(1, visitor.getConditions().size());
          assertEquals(0, visitor.getRelationships().size());
  
          // assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "salary")));
      }
  }
  