public void TestMethod()
{
LambdaExpConditions <UserEntity> lambda = new LambdaExpConditions <UserEntity>();
lambda.Add(u => u.Where(o => o.Id == 1 && o.IsEnable == false && o.Birthday > new DateTime(2017, 10, 12)).OrderByDescending(o => o.Id));
Console.WriteLine("Where：" + lambda.Where() + "，OrderBy：" + lambda.OrderBy());
Console.WriteLine("=========================================================");
UserEntity user = new UserEntity
{
Id = 1
};
lambda = new LambdaExpConditions <UserEntity>();
lambda.AddAndWhere(() => { return(user.Id > 1); }, u => u.UserName.Contains("大师兄") && u.IsEnable == false, u => u.UserName == "大师兄" && u.IsEnable == false);
lambda.AddOrderBy(u => u.Id);
Console.WriteLine("Where：" + lambda.Where() + "，OrderBy：" + lambda.OrderBy());
Console.WriteLine("=========================================================");
}
