// Zoltan Varga (vargaz@freemail.hu)
//
// (C) Ximian, Inc. http://www.ximian.com
+// Copyright 2011 Xamarin Inc (http://www.xamarin.com).
//
//
using System;
using System.Threading;
using System.Reflection;
-using System.Reflection.Emit;
using System.Runtime.InteropServices;
+using System.Runtime.CompilerServices;
+using System.Collections.Generic;
using NUnit.Framework;
namespace MonoTests.System.Reflection
{
+ public class Marshal1 : ICustomMarshaler
+ {
+ public static ICustomMarshaler GetInstance (string s)
+ {
+ return new Marshal1 ();
+ }
+ public void CleanUpManagedData (object managedObj)
+ {
+ }
-public class Marshal1 : ICustomMarshaler
-{
- public static ICustomMarshaler GetInstance (string s) {
- return new Marshal1 ();
- }
+ public void CleanUpNativeData (IntPtr pNativeData)
+ {
+ }
- public void CleanUpManagedData (object managedObj)
- {
- }
+ public int GetNativeDataSize ()
+ {
+ return 4;
+ }
- public void CleanUpNativeData (IntPtr pNativeData)
- {
- }
+ public IntPtr MarshalManagedToNative (object managedObj)
+ {
+ return IntPtr.Zero;
+ }
- public int GetNativeDataSize ()
- {
- return 4;
+ public object MarshalNativeToManaged (IntPtr pNativeData)
+ {
+ return null;
+ }
}
- public IntPtr MarshalManagedToNative (object managedObj)
+ [TestFixture]
+ public class ParameterInfoTest
{
- return IntPtr.Zero;
- }
+ [Test]
+ public void IsDefined_AttributeType_Null ()
+ {
+ MethodInfo mi = typeof (object).GetMethod ("Equals",
+ new Type [1] { typeof (object) });
+ ParameterInfo pi = mi.GetParameters () [0];
- public object MarshalNativeToManaged (IntPtr pNativeData)
- {
- return null;
- }
-}
+ try {
+ pi.IsDefined ((Type) null, false);
+ Assert.Fail ("#1");
+ } catch (ArgumentNullException ex) {
+ Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+ Assert.IsNull (ex.InnerException, "#3");
+ Assert.IsNotNull (ex.Message, "#4");
+ Assert.IsNotNull (ex.ParamName, "#5");
+ Assert.AreEqual ("attributeType", ex.ParamName, "#6");
+ }
+ }
-[TestFixture]
-public class ParameterInfoTest : Assertion
-{
-#if NET_2_0
- public enum ParamEnum {
- None = 0,
- Foo = 1,
- Bar = 2
- };
-
- public static void paramMethod (int i, [In] int j, [Out] int k, [Optional] int l, [In,Out] int m, [DefaultParameterValue (ParamEnum.Foo)] ParamEnum n) {
- }
+#if NET_2_0 && !NET_2_1
+ public enum ParamEnum {
+ None = 0,
+ Foo = 1,
+ Bar = 2
+ };
- [DllImport ("foo")]
- public extern static void marshalAsMethod (
- [MarshalAs(UnmanagedType.Bool)]int p0,
- [MarshalAs(UnmanagedType.LPArray, ArraySubType=UnmanagedType.LPStr)] string [] p1,
- [MarshalAs( UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof (Marshal1), MarshalCookie = "5")] object p2);
+ public static void paramMethod (int i, [In] int j, [Out] int k, [Optional] int l, [In,Out] int m, ParamEnum n = ParamEnum.Foo)
+ {
+ }
- [Test]
- public void DefaultValueEnum () {
- ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("paramMethod").GetParameters ();
+#if !TARGET_JVM // No support for extern methods in TARGET_JVM
+ [DllImport ("foo")]
+ public extern static void marshalAsMethod (
+ [MarshalAs(UnmanagedType.Bool)]int p0,
+ [MarshalAs(UnmanagedType.LPArray, ArraySubType=UnmanagedType.LPStr)] string [] p1,
+ [MarshalAs( UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof (Marshal1), MarshalCookie = "5")] object p2);
+#endif
+ [Test]
+ public void DefaultValueEnum () {
+ ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("paramMethod").GetParameters ();
- AssertEquals (typeof (ParamEnum), info [5].DefaultValue.GetType ());
- AssertEquals (ParamEnum.Foo, info [5].DefaultValue);
- }
+ Assert.AreEqual (typeof (ParamEnum), info [5].DefaultValue.GetType (), "#1");
+ Assert.AreEqual (ParamEnum.Foo, info [5].DefaultValue, "#2");
+ }
- [Test]
- public void PseudoCustomAttributes () {
- ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("paramMethod").GetParameters ();
- AssertEquals (0, info[0].GetCustomAttributes (true).Length);
- AssertEquals (1, info[1].GetCustomAttributes (typeof (InAttribute), true).Length);
- AssertEquals (1, info[2].GetCustomAttributes (typeof (OutAttribute), true).Length);
- AssertEquals (1, info[3].GetCustomAttributes (typeof (OptionalAttribute), true).Length);
- AssertEquals (2, info[4].GetCustomAttributes (true).Length);
-
- ParameterInfo[] pi = typeof (ParameterInfoTest).GetMethod ("marshalAsMethod").GetParameters ();
- MarshalAsAttribute attr;
-
- attr = (MarshalAsAttribute)(pi [0].GetCustomAttributes (true) [0]);
- AssertEquals (UnmanagedType.Bool, attr.Value);
-
- attr = (MarshalAsAttribute)(pi [1].GetCustomAttributes (true) [0]);
- AssertEquals (UnmanagedType.LPArray, attr.Value);
- AssertEquals (UnmanagedType.LPStr, attr.ArraySubType);
-
- attr = (MarshalAsAttribute)(pi [2].GetCustomAttributes (true) [0]);
- AssertEquals (UnmanagedType.CustomMarshaler, attr.Value);
- AssertEquals ("5", attr.MarshalCookie);
- AssertEquals (typeof (Marshal1), Type.GetType (attr.MarshalType));
- }
+#if NET_4_5
+ [Test]
+ public void HasDefaultValueEnum () {
+ ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("paramMethod").GetParameters ();
+
+ Assert.IsTrue (info [5].HasDefaultValue);
+ }
#endif
-}
+
+ public static void Sample2 ([DecimalConstantAttribute(2,2,2,2,2)] decimal a, [DateTimeConstantAttribute(123456)] DateTime b) {}
+
+ [Test]
+ public void DefaultValuesFromCustomAttr () {
+ ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("Sample2").GetParameters ();
+
+ Assert.AreEqual (typeof (Decimal), info [0].DefaultValue.GetType (), "#1");
+ Assert.AreEqual (typeof (DateTime), info [1].DefaultValue.GetType (), "#2");
+ }
+
+ [Test] // bug #339013
+ public void TestDefaultValues ()
+ {
+ ParameterInfo [] pi = typeof (ParameterInfoTest).GetMethod ("Sample").GetParameters ();
+
+ Assert.AreEqual (pi [0].DefaultValue.GetType (), typeof (DBNull), "#1");
+ Assert.AreEqual (pi [1].DefaultValue.GetType (), typeof (Missing), "#2");
+ }
+
+#if NET_4_5
+ [Test]
+ public void TestHasDefaultValues ()
+ {
+ ParameterInfo [] pi = typeof (ParameterInfoTest).GetMethod ("Sample").GetParameters ();
+
+ Assert.IsFalse (pi [0].HasDefaultValue, "#1");
+ Assert.IsFalse (pi [1].HasDefaultValue, "#2");
+ Assert.IsTrue (pi [2].HasDefaultValue, "#3");
+ }
+#endif
+
+ public void Sample (int a, [Optional] int b, object c = null)
+ {
+ }
+
+ [Test]
+ public void PseudoCustomAttributes () {
+ ParameterInfo[] info = typeof (ParameterInfoTest).GetMethod ("paramMethod").GetParameters ();
+ Assert.AreEqual (0, info[0].GetCustomAttributes (true).Length, "#A1");
+ Assert.AreEqual (1, info[1].GetCustomAttributes (typeof (InAttribute), true).Length, "#A2");
+ Assert.AreEqual (1, info[2].GetCustomAttributes (typeof (OutAttribute), true).Length, "#A3");
+ Assert.AreEqual (1, info[3].GetCustomAttributes (typeof (OptionalAttribute), true).Length, "#A4");
+ Assert.AreEqual (2, info[4].GetCustomAttributes (true).Length, "#A5");
+
+#if !TARGET_JVM // No support for extern methods in TARGET_JVM
+ ParameterInfo[] pi = typeof (ParameterInfoTest).GetMethod ("marshalAsMethod").GetParameters ();
+ MarshalAsAttribute attr;
+
+ attr = (MarshalAsAttribute)(pi [0].GetCustomAttributes (true) [0]);
+ Assert.AreEqual (UnmanagedType.Bool, attr.Value, "#B");
+
+ attr = (MarshalAsAttribute)(pi [1].GetCustomAttributes (true) [0]);
+ Assert.AreEqual (UnmanagedType.LPArray, attr.Value, "#C1");
+ Assert.AreEqual (UnmanagedType.LPStr, attr.ArraySubType, "#C2");
+
+ attr = (MarshalAsAttribute)(pi [2].GetCustomAttributes (true) [0]);
+ Assert.AreEqual (UnmanagedType.CustomMarshaler, attr.Value, "#D1");
+ Assert.AreEqual ("5", attr.MarshalCookie, "#D2");
+ Assert.AreEqual (typeof (Marshal1), Type.GetType (attr.MarshalType), "#D3");
+#endif
+ }
+
+ [Test] // bug #342536
+ public void Generics_Name ()
+ {
+ MethodInfo mi;
+ Type type;
+ ParameterInfo [] info;
+
+ type = typeof (BaseType<string>);
+
+ mi = type.GetMethod ("GetItems");
+ Assert.IsNotNull (mi, "#A1");
+ info = mi.GetParameters ();
+ Assert.AreEqual (1, info.Length, "#A2");
+ Assert.AreEqual ("count", info [0].Name, "#A3");
+
+ mi = type.GetMethod ("Add");
+ Assert.IsNotNull (mi, "#B1");
+ info = mi.GetParameters ();
+ Assert.AreEqual (2, info.Length, "#B2");
+ Assert.AreEqual ("item", info [0].Name, "#B3");
+ Assert.AreEqual ("index", info [1].Name, "#B4");
+
+ mi = type.GetMethod ("Create");
+ Assert.IsNotNull (mi, "#C1");
+ info = mi.GetParameters ();
+ Assert.AreEqual (2, info.Length, "#C2");
+ Assert.AreEqual ("x", info [0].Name, "#C3");
+ Assert.AreEqual ("item", info [1].Name, "#C4");
+ }
+
+ public class BaseType <T>
+ {
+ public void GetItems (int count)
+ {
+ }
+
+ public void Add (T item, int index)
+ {
+ }
+
+ public V Create <V> (int x, T item)
+ {
+ return default (V);
+ }
+ }
+#endif
+
+ [Test]
+ public void Member () {
+ ParameterInfo parm = typeof (Derived).GetMethod ("SomeMethod").GetParameters()[0];
+ Assert.AreEqual (typeof (Derived), parm.Member.ReflectedType);
+ Assert.AreEqual (typeof (Base), parm.Member.DeclaringType);
+ }
+
+ [Test]
+ public void ArrayMethodParameters ()
+ {
+ var matrix_int_get = typeof (int[,,]).GetMethod ("Get");
+ var parameters = matrix_int_get.GetParameters ();
+
+ Assert.AreEqual (3, parameters.Length);
+ Assert.AreEqual (0, parameters [0].GetCustomAttributes (false).Length);
+ Assert.AreEqual (0, parameters [1].GetCustomAttributes (false).Length);
+ Assert.AreEqual (0, parameters [2].GetCustomAttributes (false).Length);
+ }
+
+ class Base
+ {
+ public void SomeMethod( int x )
+ {
+ }
+ }
+
+ class Derived : Base
+ {
+ }
+
+#if NET_4_0
+ public static void TestC (decimal u = decimal.MaxValue) {
+ }
+
+ [Test]
+ public void DefaultValueDecimal () {
+ var info = typeof (ParameterInfoTest).GetMethod ("TestC").GetParameters ();
+ Assert.AreEqual (decimal.MaxValue, info [0].DefaultValue);
+ }
+
+#if NET_4_5
+ [Test]
+ public void HasDefaultValueDecimal () {
+ var info = typeof (ParameterInfoTest).GetMethod ("TestC").GetParameters ();
+ Assert.IsTrue (info [0].HasDefaultValue);
+ }
+#endif
+
+ class MyParameterInfo2 : ParameterInfo
+ {
+ public ParameterAttributes MyAttrsImpl;
+
+ public override ParameterAttributes Attributes {
+ get {return MyAttrsImpl;}
+ }
+
+ public IList<CustomAttributeData> myList = new List<CustomAttributeData> ();
+
+ public override IList<CustomAttributeData> GetCustomAttributesData () {
+ return myList;
+ }
+ }
+
+ class MyParameterInfo : ParameterInfo
+ {
+ public void SetClassImpl (Type t)
+ {
+ ClassImpl = t;
+ }
+
+ public void SetDefaultValueImpl (object o)
+ {
+ DefaultValueImpl = o;
+ }
+
+ public void SetMemberImpl (MemberInfo o)
+ {
+ MemberImpl = o;
+ }
+
+ public void SetNameImpl (string s)
+ {
+ NameImpl = s;
+ }
+
+ public void SetPositionImpl (int i)
+ {
+ PositionImpl = i;
+ }
+
+ public void SetAttrsImpl (ParameterAttributes a)
+ {
+ AttrsImpl = a;
+ }
+
+ public void TestMethod (int a) {}
+ public int this[int x, int y] {
+ get { return 0; }
+ set { }
+ }
+
+ }
+
+ [Test]
+ public void SubClassWithNoOverrides ()
+ {
+ var p = new MyParameterInfo ();
+ Assert.IsFalse (p.IsDefined (typeof (FlagsAttribute), false), "#1");
+ Assert.AreEqual (0, p.GetCustomAttributes (false).Length, "#2");
+ Assert.AreEqual (0, p.GetCustomAttributes (typeof (FlagsAttribute), false).Length, "#3");
+ Assert.AreEqual (0, p.GetOptionalCustomModifiers ().Length, "#4");
+ Assert.AreEqual (0, p.GetRequiredCustomModifiers ().Length, "#5");
+#if NET_4_5
+ try {
+ var ign = p.HasDefaultValue;
+ Assert.Fail ("#6");
+ } catch (NotImplementedException) {
+ }
+#endif
+ Assert.IsFalse (p.IsIn, "#7");
+ Assert.IsFalse (p.IsLcid, "#8");
+ Assert.IsFalse (p.IsOptional, "#9");
+ Assert.IsFalse (p.IsOut, "#10");
+ Assert.IsFalse (p.IsRetval, "#10");
+#if NET_4_5
+ try {
+ var ign = p.CustomAttributes;
+ Assert.Fail ("#11");
+ } catch (NotImplementedException) {
+ }
+#endif
+ try {
+ p.GetCustomAttributesData ();
+ Assert.Fail ("#12");
+ } catch (NotImplementedException) {
+ }
+
+ Assert.AreEqual (0x8000000, p.MetadataToken, "#13");
+ Assert.AreEqual (0, p.Position, "#14");
+ try {
+ var ign = p.DefaultValue;
+ Assert.Fail ("#15");
+ } catch (NotImplementedException) {
+ }
+ try {
+ var ign = p.RawDefaultValue;
+ Assert.Fail ("#16");
+ } catch (NotImplementedException) {
+ }
+ Assert.IsNull (p.Member, "#17");
+ Assert.AreEqual (ParameterAttributes.None, p.Attributes, "#18");
+ Assert.IsNull (p.Name, "#19");
+ Assert.IsNull (p.ParameterType, "#20");
+ }
+
+ [Test]
+ public void SubClassWithValuesSet ()
+ {
+ var p = new MyParameterInfo ();
+ p.SetClassImpl (typeof (Decimal));
+ Assert.AreEqual (typeof (Decimal), p.ParameterType, "#1");
+ p.SetClassImpl (null);
+
+ p.SetDefaultValueImpl ("foo");
+ try {
+ var ign = p.DefaultValue;
+ Assert.Fail ("#2");
+ } catch (NotImplementedException) {
+ }
+ p.SetDefaultValueImpl (null);
+
+ var obj = typeof (object);
+ p.SetMemberImpl (obj);
+ Assert.AreEqual (obj, p.Member, "#3");
+ Assert.AreEqual (0x8000000, p.MetadataToken, "#4");
+ p.SetMemberImpl (null);
+
+ var method = typeof (MyParameterInfo).GetMethod ("TestMethod");
+ p.SetMemberImpl (method);
+ Assert.IsNotNull (method, "#5");
+ Assert.AreEqual (method, p.Member, "#6");
+ Assert.AreEqual (0x8000000, p.MetadataToken, "#7");
+ p.SetMemberImpl (null);
+
+ var property = typeof (MyParameterInfo).GetProperty ("Item");
+ p.SetMemberImpl (property);
+ Assert.IsNotNull (property, "#8");
+ Assert.AreEqual (property, p.Member, "#9");
+ Assert.AreEqual (0x8000000, p.MetadataToken, "#10");
+ p.SetMemberImpl (null);
+
+ p.SetNameImpl ("foo");
+ Assert.AreEqual ("foo", p.Name, "#11");
+ p.SetNameImpl (null);
+
+ p.SetPositionImpl (99);
+ Assert.AreEqual (p.Position, 99, "#12");
+ Assert.AreEqual (p.MetadataToken, 0x8000000, "#13");
+ p.SetPositionImpl (0);
+
+ Assert.IsFalse (p.IsIn, "#14");
+ p.SetAttrsImpl (ParameterAttributes.In);
+ Assert.IsTrue (p.IsIn, "#15");
+ }
+
+ [Test]
+ public void SubClassWithOverrides()
+ {
+ var p2 = new MyParameterInfo2 ();
+ Assert.IsFalse (p2.IsIn, "#1");
+ p2.MyAttrsImpl = ParameterAttributes.In;
+ Assert.IsTrue (p2.IsIn, "#2");
+#if NET_4_5
+ Assert.AreEqual (p2.myList, p2.CustomAttributes, "#3");
+#endif
+ }
+#endif
+ }
}