/*
 * Copyright 1999-2017 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.mysql.visitor;

import java.util.List;

import org.junit.Assert;
import junit.framework.TestCase;

import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;

public class MySqlSchemaStatVisitorTest5 extends TestCase {

	public void test_0() throws Exception {
		String sql = "SELECT      distinct a.id \"id\",    a.col \"col\",     a.position \"position\",     a.panel_id \"panelId\"    "
				+ "FROM     (select * from view_position_info) a LEFT JOIN db1.view_portal b ON a.panel_id = b.panel_id     "
				+ "  LEFT JOIN (select * from view_portal_panel) c  ON a.panel_id = c.panel_id   "
				+ " WHERE     b.user_id = ? and     ((b.is_grid='y' and c.param_name='is_hidden' and c.param_value='false') or      b.is_grid  != 'y') and b.user_id in (select user_id from table1 where id = 1)    ORDER BY    a.col ASC, a.position ASC";

//		sql = "select columnName from table1 where id in (select id from table3 where name = ?)";
		MySqlStatementParser parser = new MySqlStatementParser(sql);
		List<SQLStatement> statementList = parser.parseStatementList();
		SQLStatement statemen = statementList.get(0);

		Assert.assertEquals(1, statementList.size());

		MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
		statemen.accept(visitor);

		System.out.println(sql);
		System.out.println("Tables : " + visitor.getTables());
		System.out.println("fields : " + visitor.getColumns());

		Assert.assertEquals(4, visitor.getTables().size());
		Assert.assertEquals(true, visitor.containsTable("view_position_info"));

		Assert.assertEquals(7, visitor.getColumns().size());
		// Assert.assertEquals(true, visitor.getFields().contains(new
		// Column("users", "id")));
		// Assert.assertEquals(true, visitor.getFields().contains(new
		// Column("users", "name")));

	}

}