// Copyright © 2013, 2016, Oracle and/or its affiliates. All rights reserved.
//
// MySQL for Visual Studio is licensed under the terms of the GPLv2
// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
// MySQL Connectors. There are special exceptions to the terms and
// conditions of the GPLv2 as it is applied to this software, see the
// FLOSS License Exception
// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published
// by the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA

using System.Text;
using Xunit;

namespace MySql.Parser.Tests.Other
{
  public class Expression
  {
    [Fact]
    public void Sum()
    {
      Utility.ParseSql("select ( a + b )");
    }

    [Fact]
    public void CaseSimple()
    {
      Utility.ParseSql("select CASE WHEN 1 THEN 'one' WHEN 2 THEN 'two' END;");
    }

    [Fact]
    public void CaseSimpleWithElse()
    {
      Utility.ParseSql("select CASE WHEN 1 THEN 'one' WHEN 2 THEN 'two' ELSE 'more' END;");
    }

    [Fact]
    public void IfSimple()
    {
      Utility.ParseSql("SELECT IF(1<2,'yes','no');", false);
    }

    [Fact]
    public void IfNull()
    {
      Utility.ParseSql("SELECT IFNULL(1/0,10);");
    }

    [Fact]
    public void NullIf()
    {
      Utility.ParseSql("SELECT NULLIF(1,2);");
    }

    [Fact]
    public void ParameterMarker()
    {
      Utility.ParseSql(@"SELECT @myvar, id FROM MyTable WHERE id >= @maxId");
    }
  }
}
