/*
* 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.sql;
import org.junit.Assert;
import junit.framework.TestCase;
import com.alibaba.druid.sql.ast.expr.SQLBinaryOpExpr;
import com.alibaba.druid.sql.ast.expr.SQLBinaryOperator;
import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
import com.alibaba.druid.sql.ast.expr.SQLIntegerExpr;
import com.alibaba.druid.sql.parser.SQLExprParser;
public class SQLExprParserTest extends TestCase {
public void test_binary() throws Exception {
SQLExprParser exprParser = new SQLExprParser("AGE > 5");
SQLBinaryOpExpr binaryOpExpr = (SQLBinaryOpExpr) exprParser.expr();
Assert.assertEquals(SQLBinaryOperator.GreaterThan, binaryOpExpr.getOperator());
SQLIdentifierExpr left = (SQLIdentifierExpr) binaryOpExpr.getLeft();
SQLIntegerExpr right = (SQLIntegerExpr) binaryOpExpr.getRight();
Assert.assertEquals("AGE", left.getName());
Assert.assertEquals(5, right.getNumber().intValue());
}
}