1 // Compiler options: -langversion:linq
4 using System.Collections.Generic;
16 // This is pure grammar test
17 public static void Main ()
19 int[] i2 = new int [] { 0, 1 };
20 int[] i_b = new int [] { 0, 1 };
21 ITest[] join_test = null;
24 IEnumerable<IGrouping<int,int>> g;
27 e = from i in i2 select i;
28 e = from int i in i2 select i;
29 e = from i in new int[0] select i;
30 e = from x in i2 from y in i2 select y;
33 e = from i in i2 where i % 3 != 0 select i;
36 e = from i in i2 orderby i select i;
37 e = from i in i2 orderby i, i, i, i select i;
38 e = from i in i2 orderby i descending select i;
39 e = from i in i2 orderby i ascending select i;
42 e = from i in i2 join j in join_test on i equals j.Id select i;
43 e = from i in i2 join ITest j in join_test on i equals j.Id select i;
44 e = from i in i2 join j in join_test on i equals j.Id
45 join j2 in join_test on i equals j2.Id select i;
46 e = from i in i2 join j in i_b on i equals j into j select i;
47 e = from i in i2 join int j in i_b on i equals j into j select i;
50 g = from i in i2 group i by 2;
51 g = from i in i2 group i by 2 into i select i;
54 e = from i in i2 let l = i + 4 select i;
55 e = from i in i2 let l = i + 4 let l2 = l + 2 select i;
60 //object o = (object)from i in i2 select i;