package com.alipay.zdal.test.ut.sqlparser.mysql;
import java.util.List;
import org.junit.Test;
import junit.framework.Assert;
import com.alipay.zdal.parser.sql.ast.SQLStatement;
import com.alipay.zdal.parser.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alipay.zdal.parser.sql.dialect.mysql.visitor.MySqlOutputVisitor;
import com.alipay.zdal.parser.sql.parser.SQLStatementParser;
public class DateAndTimeValuesTest {
@Test
public void test_0() throws Exception {
String sql = "SELECT '2008-12-31 23:59:59' + INTERVAL 1 SECOND;";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT '2008-12-31 23:59:59' + INTERVAL 1 SECOND;", text);
}
@Test
public void test_1() throws Exception {
String sql = "SELECT '2008-02-31' + INTERVAL 0 DAY";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT '2008-02-31' + INTERVAL 0 DAY;", text);
}
@Test
public void test_2() throws Exception {
String sql = "SELECT '2008-02-31' + INTERVAL 0 MONTH";
SQLStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
String text = output(stmtList);
Assert.assertEquals("SELECT '2008-02-31' + INTERVAL 0 MONTH;", 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();
}
}