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.postgresql;
  
  import com.alibaba.druid.sql.PGTest;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
  import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
  import com.alibaba.druid.sql.parser.ParserException;
  import com.alibaba.druid.stat.TableStat;
  
  import java.util.List;
  
  public class PGCommentTest extends PGTest {
      public void test_0() {
          String sql = "/*multiline comment test"
                  + ".\r\n multiline comment test select * from a;";
  
          PGSQLStatementParser parser;
          try {
              parser = new PGSQLStatementParser(sql);
              parser.parseStatementList();
          } catch (Exception e) {
              assertTrue(e instanceof ParserException);
          }
      }
  
      public void test_1() {
          String sql = "select a.id,--single line comment test a.name from a;";
  
          PGSQLStatementParser parser;
          try {
              parser = new PGSQLStatementParser(sql);
              parser.parseStatementList();
          } catch (Exception e) {
              assertTrue(e instanceof ParserException);
          }
      }
  
      public void test_2() throws Exception {
          String sql = "/*multiline comment test"
                  + ".\r\n multiline comment test*"
                  + "/select --single line comment test\r\na.id,"
                  + "/*multiline comment test*/"
                  + "a.name from a;";
  
          PGSQLStatementParser parser = new PGSQLStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement statemen = statementList.get(0);
          print(statementList);
  
          assertEquals(1, statementList.size());
  
          PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
          statemen.accept(visitor);
  
          System.out.println("Tables : " + visitor.getTables());
          System.out.println("fields : " + visitor.getColumns());
          System.out.println("coditions : " + visitor.getConditions());
  
          assertTrue(visitor.getTables().containsKey(new TableStat.Name("a")));
      }
  }
  