/*
* 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.mysql;
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.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
import com.alibaba.druid.sql.parser.SQLStatementParser;
public class ArithmeticOperatorsTest extends TestCase {
public void test_0() throws Exception {
String sql = "SELECT 3+5;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 3 + 5;", text);
}
public void test_1() throws Exception {
String sql = "SELECT 3-5;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 3 - 5;", text);
}
public void test_2() throws Exception {
String sql = "SELECT - 2;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT -2;", text);
}
public void test_3() throws Exception {
String sql = "SELECT 3*5;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 3 * 5;", text);
}
public void test_4() throws Exception {
String sql = "SELECT 18014398509481984*18014398509481984.0;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 18014398509481984 * 18014398509481984.0;", text);
}
public void test_5() throws Exception {
String sql = "SELECT 18014398509481984*18014398509481984;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 18014398509481984 * 18014398509481984;", text);
}
public void test_6() throws Exception {
String sql = "SELECT 3/5;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 3 / 5;", text);
}
public void test_7() throws Exception {
String sql = "SELECT 102/(1-1);";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 102 / (1 - 1);", text);
}
public void test_8() throws Exception {
String sql = "SELECT 102/1-1;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 102 / 1 - 1;", text);
}
public void test_9() throws Exception {
String sql = "SELECT a + b + c;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT a + b + c;", text);
}
public void test_10() throws Exception {
String sql = "SELECT a + (b + c);";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT a + (b + c);", text);
}
public void test_11() throws Exception {
String sql = "SELECT N % M;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT N % M;", text);
}
public void test_12() throws Exception {
String sql = "SELECT 1 = 0 OR A > ?;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 1 = 0\n\tOR A > ?;", text);
}
public void test_13() throws Exception {
String sql = "SELECT 1 = 0 AND ID = ?;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT 1 = 0\n\tAND ID = ?;", text);
}
private String output(List<SQLStatement> stmtList) {
StringBuilder out = new StringBuilder();
for (SQLStatement stmt : stmtList) {
stmt.accept(new MySqlOutputVisitor(out));
out.append(";");
}
return out.toString();
}
}