public void AddOrderBy_Test2()
{
var dummy_list = new Article[] {
new Article() {Title="Z"},
new Article() {Title="A"},
new Article() {Title="M"}
};
var sortdef = new ChimaLib.Models.SortFieldDefinition<Article, string>(obj => obj.Title);
var articles = (from a in dummy_list select a).AsQueryable();
articles = sortdef.AddOrderBy(articles, "Title desc"); //ソートキー"Title"順に並べ替え
var result = articles.ToArray();
Assert.AreEqual("Z", result[0].Title);
Assert.AreEqual("M", result[1].Title);
Assert.AreEqual("A", result[2].Title);
}
/// <summary>
/// create dummy data
/// </summary>
/// <param name="num">num of data. must be an even number.</param>
/// <returns></returns>
private IQueryable<Article> TestData1(int num)
{
Article[] data = new Article[num];
for(var i = 0; i < num; i++) {
/* mixed index. if num=10 then 0,9,2,7,4,5,6,3,8,1 */
var idx = (i % 2 == 0) ? i: num - i;
System.Diagnostics.Debug.WriteLine(idx);
data[i] = new Article() {
Title = "Title" + idx.ToString(),
Category = "Category" + idx.ToString(),
Published = new DateTime(2015, 10, idx+1),
Viewcount = idx
};
}
return data.AsQueryable();
}