/*
* Copyright 1999-2011 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.sqlserver;
import junit.framework.TestCase;
import org.junit.Assert;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
import com.alibaba.druid.sql.parser.Token;
import com.alibaba.druid.util.JdbcConstants;
public class SQLServerAlterTableTest_7 extends TestCase {
public void test_alter_first() throws Exception {
String sql = "ALTER TABLE dbo.doc_exa ADD column_b VARCHAR(20) NULL ;";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
SQLStatement stmt = parser.parseStatementList().get(0);
parser.match(Token.EOF);
SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
stmt.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("orderBy : " + visitor.getOrderByColumns());
String output = SQLUtils.toSQLString(stmt, JdbcConstants.SQL_SERVER);
Assert.assertEquals("ALTER TABLE dbo.doc_exa"//
+ "\n\tADD (column_b VARCHAR(20) DEFAULT NULL)", output);
Assert.assertEquals(1, visitor.getTables().size());
Assert.assertEquals(1, visitor.getColumns().size());
}
}