package com.alipay.zdal.parser.druid.bvt.sql.oracle;

import java.util.List;

import junit.framework.Assert;

import com.alipay.zdal.parser.druid.sql.OracleTest;
import com.alipay.zdal.parser.sql.ast.SQLStatement;
import com.alipay.zdal.parser.sql.dialect.oracle.parser.OracleStatementParser;
import com.alipay.zdal.parser.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
import com.alipay.zdal.parser.sql.stat.TableStat;

/**
 * 
 * @author xiaoqing.zhouxq
 * @version $Id: OracleSelectTest19.java, v 0.1 2012-5-17 ����10:20:23 xiaoqing.zhouxq Exp $
 */
public class OracleSelectTest19 extends OracleTest {

    public void test_0() throws Exception {
        String sql = //
        "SELECT ddf.file_name file_name, vdf.status status, ddf.tablespace_name tablespace_name"
                + //
                ", '', ddf.autoextensible autoextensible"
                + //
                "   , ddf.increment_by increment_by, ddf.maxbytes max_file_size, vdf.create_bytes "
                + //
                "FROM sys.dba_data_files ddf, v$datafile vdf /*+ all_rows use_concat */ "
                + //
                "WHERE (ddf.file_name = vdf.name) "
                + //
                "UNION ALL "
                + //
                "SELECT dtf.file_name file_name, vtf.status status, dtf.tablespace_name tablespace_name"
                + //
                "   , '', dtf.autoextensible autoextensible, dtf.increment_by increment_by" + //
                "   , dtf.maxbytes max_file_size, vtf.create_bytes " + //
                "FROM sys.dba_temp_files dtf, v$tempfile vtf " + //
                "WHERE (dtf.file_id = vtf.file#) "; //

        OracleStatementParser parser = new OracleStatementParser(sql);
        List<SQLStatement> statementList = parser.parseStatementList();
        SQLStatement statemen = statementList.get(0);
        print(statementList);

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

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

        System.out.println("Tables : " + visitor.getTables());
        System.out.println("fields : " + visitor.getColumns());
        System.out.println("alias : " + visitor.getAliasMap());
        System.out.println("conditions : " + visitor.getConditions());
        System.out.println("orderBy : " + visitor.getOrderByColumns());
        System.out.println("groupBy : " + visitor.getGroupByColumns());
        System.out.println("variant : " + visitor.getVariants());
        System.out.println("relationShip : " + visitor.getRelationships());

        Assert.assertEquals(4, visitor.getTables().size());

        Assert
            .assertTrue(visitor.getTables().containsKey(new TableStat.Name("sys.dba_data_files")));

        Assert.assertEquals(17, visitor.getColumns().size());

        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "*")));
        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "YEAR")));
        // Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "order_mode")));
    }
}