/* * 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.informix; import com.alibaba.druid.sql.PGTest; import com.alibaba.druid.sql.SQLUtils; 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.util.JdbcConstants; import junit.framework.TestCase; import org.junit.Assert; import java.util.List; public class InformixSelectTest extends TestCase { public void test_0() throws Exception { String sql = "select skip 500 first 500 * from pub_menu "; List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.INFORMIX); SQLStatement stmt = statementList.get(0); Assert.assertEquals("SELECT SKIP 500 FIRST 500 *\n" + "FROM pub_menu", SQLUtils.toSQLString(stmt, JdbcConstants.INFORMIX)); Assert.assertEquals("select skip 500 first 500 *\n" + "from pub_menu", SQLUtils.toSQLString(stmt, JdbcConstants.INFORMIX, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION)); Assert.assertEquals(1, statementList.size()); PGSchemaStatVisitor visitor = new PGSchemaStatVisitor(); stmt.accept(visitor); // System.out.println("Tables : " + visitor.getTables()); // System.out.println("fields : " + visitor.getColumns()); // System.out.println("coditions : " + visitor.getConditions()); Assert.assertEquals(1, visitor.getColumns().size()); Assert.assertEquals(1, visitor.getTables().size()); } }