/*
* 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.oracle.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.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleOutputVisitor;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat.Column;
public class OracleOutputVisitorTest_delete extends TestCase {
public void test_0() throws Exception {
String sql = "DELETE FROM employee where id = 3";
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
Assert.assertEquals(1, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
stmt.accept(visitor);
Assert.assertEquals(1, visitor.getTables().size());
Assert.assertEquals(true, visitor.containsTable("employee"));
Assert.assertEquals(1, visitor.getColumns().size());
Assert.assertEquals(true, visitor.getColumns().contains(new Column("employee", "id")));
StringBuilder buf = new StringBuilder();
OracleOutputVisitor outputVisitor = new OracleOutputVisitor(buf);
stmt.accept(outputVisitor);
Assert.assertEquals("DELETE FROM employee\nWHERE id = 3;\n", buf.toString());
}
}