2 using System.Collections.Generic;
11 public TestStruct (int i, int j) {
17 class Enumerator <T> : MyIEnumerator <T> {
18 T MyIEnumerator<T>.Current {
24 bool MyIEnumerator<T>.MoveNext () {
29 class Comparer <T> : IComparer <T> {
30 bool IComparer<T>.Compare (T x, T y) {
35 static int Main (string[] args)
37 return TestDriver.RunTests (typeof (Tests), args);
40 public static int test_1_nullable_unbox ()
42 return Unbox<int?> (1).Value;
45 public static int test_1_nullable_unbox_null ()
47 return Unbox<int?> (null).HasValue ? 0 : 1;
50 public static int test_1_nullable_box ()
52 return (int) Box<int?> (1);
55 public static int test_1_nullable_box_null ()
57 return Box<int?> (null) == null ? 1 : 0;
60 public static int test_1_isinst_nullable ()
63 return (o is int?) ? 1 : 0;
66 public static int test_1_nullable_unbox_vtype ()
68 return Unbox<TestStruct?> (new TestStruct (1, 2)).Value.i;
71 public static int test_1_nullable_unbox_null_vtype ()
73 return Unbox<TestStruct?> (null).HasValue ? 0 : 1;
76 public static int test_1_nullable_box_vtype ()
78 return ((TestStruct)(Box<TestStruct?> (new TestStruct (1, 2)))).i;
81 public static int test_1_nullable_box_null_vtype ()
83 return Box<TestStruct?> (null) == null ? 1 : 0;
86 public static int test_1_isinst_nullable_vtype ()
88 object o = new TestStruct (1, 2);
89 return (o is TestStruct?) ? 1 : 0;
92 public static int test_0_nullable_normal_unbox ()
97 // This uses unbox instead of unbox_any
106 public static void stelem_any<T> (T[] arr, T elem) {
110 public static T ldelem_any<T> (T[] arr) {
114 public static int test_1_ldelem_stelem_any_int () {
115 int[] arr = new int [3];
118 return ldelem_any (arr);
121 public static T return_ref<T> (ref T t) {
125 public static T ldelema_any<T> (T[] arr) {
126 return return_ref<T> (ref arr [0]);
129 public static int test_0_ldelema () {
130 string[] arr = new string [1];
134 if (ldelema_any <string> (arr) == "Hello")
140 public static T[,] newarr_multi<T> () {
144 public static int test_0_newarr_multi_dim () {
145 return newarr_multi<string> ().GetType () == typeof (string[,]) ? 0 : 1;
153 public static int test_0_iface_call_null_bug_77442 () {
159 catch (NullReferenceException) {
166 public static int test_18_ldobj_stobj_generics () {
167 GenericClass<int> t = new GenericClass <int> ();
170 return t.ldobj_stobj (ref i, ref j) + i + j;
173 public static int test_5_ldelem_stelem_generics () {
174 GenericClass<TestStruct> t = new GenericClass<TestStruct> ();
176 TestStruct s = new TestStruct (5, 5);
177 return t.ldelem_stelem (s).i;
180 public static int test_0_constrained_vtype_box () {
181 GenericClass<TestStruct> t = new GenericClass<TestStruct> ();
183 return t.toString (new TestStruct ()) == "Tests+TestStruct" ? 0 : 1;
186 public static int test_0_constrained_vtype () {
187 GenericClass<int> t = new GenericClass<int> ();
189 return t.toString (1234) == "1234" ? 0 : 1;
192 public static int test_0_constrained_reftype () {
193 GenericClass<String> t = new GenericClass<String> ();
195 return t.toString ("1234") == "1234" ? 0 : 1;
198 public static int test_0_box_brtrue_optimizations () {
202 if (!IsNull<object>(null))
208 [Category ("!FULLAOT")]
209 public static int test_0_generic_get_value_optimization_int () {
210 int[] x = new int[] {100, 200};
212 if (GenericClass<int>.Z (x, 0) != 100)
215 if (GenericClass<int>.Z (x, 1) != 200)
221 public static int test_0_generic_get_value_optimization_vtype () {
222 TestStruct[] arr = new TestStruct[] { new TestStruct (100, 200), new TestStruct (300, 400) };
223 IEnumerator<TestStruct> enumerator = GenericClass<TestStruct>.Y (arr);
226 while (enumerator.MoveNext ()) {
227 s = enumerator.Current;
234 s = GenericClass<TestStruct>.Z (arr, 0);
235 if (s.i != 100 || s.j != 200)
238 s = GenericClass<TestStruct>.Z (arr, 1);
239 if (s.i != 300 || s.j != 400)
245 public static int test_0_nullable_ldflda () {
246 return GenericClass<string>.BIsAClazz == false ? 0 : 1;
249 public struct GenericStruct<T> {
252 public GenericStruct (T t) {
257 public class GenericClass<T> {
260 public GenericClass (T t) {
264 public GenericClass () {
267 public T ldobj_stobj (ref T t1, ref T t2) {
274 public T ldelem_stelem (T t) {
275 T[] arr = new T [10];
281 public String toString (T t) {
282 return t.ToString ();
285 public static IEnumerator<T> Y (IEnumerable <T> x)
287 return x.GetEnumerator ();
290 public static T Z (IList<T> x, int index)
295 protected static T NullB = default(T);
296 private static Nullable<bool> _BIsA = null;
297 public static bool BIsAClazz {
305 public class MRO : MarshalByRefObject {
306 public GenericStruct<int> struct_field;
307 public GenericClass<int> class_field;
310 public static int test_0_ldfld_stfld_mro () {
312 GenericStruct<int> s = new GenericStruct<int> (5);
313 // This generates stfld
316 // This generates ldflda
317 if (m.struct_field.t != 5)
320 // This generates ldfld
321 GenericStruct<int> s2 = m.struct_field;
325 if (m.struct_field.t != 5)
328 m.class_field = new GenericClass<int> (5);
329 if (m.class_field.t != 5)
336 [Category ("!FULLAOT")]
337 public static int test_0_generic_virtual_call_on_vtype_unbox () {
338 object o = new Object ();
339 IFoo h = new Handler(o);
341 if (h.Bar<object> () != o)
347 public static int test_0_box_brtrue_opt () {
348 Foo<int> f = new Foo<int> (5);
355 public static int test_0_box_brtrue_opt_regress_81102 () {
356 if (new Foo<int>(5).ToString () == "null")
366 public static int test_0_ldloca_initobj_opt () {
367 if (new Foo<S> (new S ()).get_default ().i != 0)
369 if (new Foo<object> (null).get_default () != null)
374 public static int test_0_variance_reflection () {
375 // covariance on IEnumerator
376 if (!typeof (MyIEnumerator<object>).IsAssignableFrom (typeof (MyIEnumerator<string>)))
378 // covariance on IEnumerator and covariance on arrays
379 if (!typeof (MyIEnumerator<object>[]).IsAssignableFrom (typeof (MyIEnumerator<string>[])))
381 // covariance and implemented interfaces
382 if (!typeof (MyIEnumerator<object>).IsAssignableFrom (typeof (Enumerator<string>)))
385 // contravariance on IComparer
386 if (!typeof (IComparer<string>).IsAssignableFrom (typeof (IComparer<object>)))
388 // contravariance on IComparer, contravariance on arrays
389 if (!typeof (IComparer<string>[]).IsAssignableFrom (typeof (IComparer<object>[])))
391 // contravariance and interface inheritance
392 if (!typeof (IComparer<string>[]).IsAssignableFrom (typeof (IKeyComparer<object>[])))
397 public static int test_0_ldvirtftn_generic_method () {
398 new Tests ().ldvirtftn<string> ();
400 return the_type == typeof (string) ? 0 : 1;
403 public static int test_0_throw_dead_this () {
404 new Foo<string> ("").throw_dead_this ();
410 public static int test_0_inline_infinite_polymorphic_recursion () {
416 private static void f<T>(int i) {
417 if(i==42) f<S<T>>(i);
420 // This cannot be made to work with full-aot, since there it is impossible to
421 // statically determine that Foo<string>.Bar <int> is needed, the code only
422 // references IFoo.Bar<int>
423 [Category ("!FULLAOT")]
424 public static int test_0_generic_virtual_on_interfaces () {
425 Foo<string>.count1 = 0;
426 Foo<string>.count2 = 0;
427 Foo<string>.count3 = 0;
429 IFoo f = new Foo<string> ("");
430 for (int i = 0; i < 1000; ++i) {
436 if (Foo<string>.count1 != 1000)
438 if (Foo<string>.count2 != 1000)
440 if (Foo<string>.count3 != 1000)
443 VirtualInterfaceCallFromGenericMethod<long> (f);
449 [Category ("!FULLAOT")]
450 public static int test_2_cprop_bug () {
453 var cmp = System.Collections.Generic.Comparer<int>.Default ;
454 if (cmp.Compare (a, 0) > 0)
456 do { idx++; } while (cmp.Compare (idx - 1, a) == 0);
460 enum MyEnumUlong : ulong {
464 public static int test_0_regress_550964_constrained_enum_long () {
465 MyEnumUlong a = MyEnumUlong.Value_2;
466 MyEnumUlong b = MyEnumUlong.Value_2;
468 return Pan (a, b) ? 0 : 1;
471 static bool Pan<T> (T a, T b)
476 public class XElement {
477 public string Value {
482 public static int test_0_fullaot_linq () {
483 var allWords = new XElement [] { new XElement { Value = "one" } };
484 var filteredWords = allWords.Where(kw => kw.Value.StartsWith("T"));
485 return filteredWords.Count ();
488 public static int test_0_fullaot_comparer_t () {
489 var l = new SortedList <TimeSpan, int> ();
493 static void enumerate<T> (IEnumerable<T> arr) {
494 foreach (var o in arr)
496 int c = ((ICollection<T>)arr).Count;
499 /* Test that treating arrays as generic collections works with full-aot */
500 public static int test_0_fullaot_array_wrappers () {
501 Tests[] arr = new Tests [10];
502 enumerate<Tests> (arr);
506 static int cctor_count = 0;
508 public abstract class Beta<TChanged>
516 public class Gamma<T> : Beta<T>
524 public static int test_2_generic_class_init_gshared_ctor () {
531 public static Type get_type<T> () {
535 public static int test_0_gshared_delegate_rgctx () {
536 Func<Type> t = new Func<Type> (get_type<string>);
538 if (t () == typeof (string))
544 // Creating a delegate from a generic method from gshared code
545 public static int test_0_gshared_delegate_from_gshared () {
546 if (gshared_delegate_from_gshared <object> () != 0)
548 if (gshared_delegate_from_gshared <string> () != 0)
553 public static int gshared_delegate_from_gshared <T> () {
554 Func<Type> t = new Func<Type> (get_type<T>);
556 return t () == typeof (T) ? 0 : 1;
559 public static int test_0_marshalbyref_call_from_gshared_virt_elim () {
560 /* Calling a virtual method from gshared code which is changed to a nonvirt call */
561 Class1<object> o = new Class1<object> ();
562 o.Do (new Class2<object> ());
566 public class Class1<T> {
567 public virtual void Do (Class2<T> t) {
572 public interface IFace1<T> {
576 public class Class2<T> : MarshalByRefObject, IFace1<T> {
583 public static void VirtualInterfaceCallFromGenericMethod <T> (IFoo f) {
587 public static Type the_type;
589 public void ldvirtftn<T> () {
590 Foo <T> binding = new Foo <T> (default (T));
592 binding.GenericEvent += event_handler;
596 public virtual void event_handler<T> (Foo<T> sender) {
597 the_type = typeof (T);
600 public interface IFoo {
605 public class Foo<T1> : IFoo
612 public override string ToString()
614 return Bar(m_t1 == null ? "null" : "null");
617 public String Bar (String s) {
621 public int this [T1 key] {
624 throw new ArgumentNullException ("key");
628 public void throw_dead_this () {
630 new SomeClass().ThrowAnException();
636 public T1 get_default () {
642 public delegate void GenericEventHandler (Foo<T1> sender);
644 public event GenericEventHandler GenericEvent;
646 public void fire () {
650 public static int count1, count2, count3;
652 public void NonGeneric () {
656 public object Bar <T> () {
657 if (typeof (T) == typeof (int))
659 else if (typeof (T) == typeof (string))
665 public class SomeClass {
666 public void ThrowAnException() {
667 throw new Exception ("Something went wrong");
671 struct Handler : IFoo {
674 public Handler(object o) {
678 public void NonGeneric () {
681 public object Bar<T>() {
686 static bool IsNull<T> (T t)
694 static object Box<T> (T t)
699 static T Unbox <T> (object o) {