public static void TestDefinePInvokeMethod3(DpmParams p)
{
TypeBuilder tb = Helpers.DynamicType(TypeAttributes.Public);
MethodBuilder mb = tb.DefinePInvokeMethod(
p.MethodName,
p.LibName,
p.EntrypointName,
p.Attributes,
p.ManagedCallConv,
p.ReturnType,
p.ReturnTypeReqMods,
p.ReturnTypeOptMods,
p.ParameterTypes,
p.ParameterTypeReqMods,
p.ParameterTypeOptMods,
p.NativeCallConv,
p.Charset);
mb.SetImplementationFlags(mb.GetMethodImplementationFlags() | MethodImplAttributes.PreserveSig);
Type t = tb.CreateType();
MethodInfo m = t.GetMethod(p.MethodName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static);
Assert.NotNull(m);
VerifyPInvokeMethod(t, m, p);
}
public static void TestDefinePInvokeMethod2(DpmParams p)
{
ModuleBuilder modb = Helpers.DynamicModule();
MethodBuilder mb = modb.DefinePInvokeMethod(
p.MethodName,
p.LibName,
p.Attributes,
p.ManagedCallConv,
p.ReturnType,
p.ParameterTypes,
p.NativeCallConv,
p.Charset);
mb.SetImplementationFlags(mb.GetMethodImplementationFlags() | MethodImplAttributes.PreserveSig);
modb.CreateGlobalFunctions();
MethodInfo m = modb.GetMethod(p.MethodName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static, null, CallingConventions.Any, p.ParameterTypes, null);
Assert.NotNull(m);
TypeBuilderDefinePInvokeMethodTests.VerifyPInvokeMethod(m.DeclaringType, m, p);
}
internal static void VerifyPInvokeMethod(Type type, MethodInfo method, DpmParams p)
{
Assert.Equal(type.AsType(), method.DeclaringType);
Assert.Equal(p.MethodName, method.Name);
Assert.Equal(p.Attributes, method.Attributes);
Assert.Equal(p.ManagedCallConv, method.CallingConvention);
Assert.Equal(p.ReturnType, method.ReturnType);
ParameterInfo[] parameters = method.GetParameters();
Assert.Equal <Type>(p.ParameterTypes, parameters.Select(pi => pi.ParameterType));
DllImportAttribute dia = method.GetCustomAttribute <DllImportAttribute>();
Assert.NotNull(dia);
Assert.Equal(p.LibName, dia.Value);
Assert.Equal(p.EntrypointName, dia.EntryPoint);
Assert.Equal(p.Charset, dia.CharSet);
Assert.Equal(p.NativeCallConv, dia.CallingConvention);
Assert.Equal(false, dia.BestFitMapping);
Assert.Equal(false, dia.ExactSpelling);
Assert.Equal(true, dia.PreserveSig);
Assert.Equal(false, dia.SetLastError);
IList <Type> returnTypeOptMods = method.ReturnParameter.GetOptionalCustomModifiers();
if (p.ReturnTypeOptMods == null)
{
Assert.Equal(0, returnTypeOptMods.Count);
}
else
{
Assert.Equal <Type>(p.ReturnTypeOptMods, returnTypeOptMods);
}
IList <Type> returnTypeReqMods = method.ReturnParameter.GetRequiredCustomModifiers();
if (p.ReturnTypeReqMods == null)
{
Assert.Equal(0, returnTypeReqMods.Count);
}
else
{
Assert.Equal <Type>(p.ReturnTypeReqMods, returnTypeReqMods);
}
if (p.ParameterTypeOptMods == null)
{
foreach (ParameterInfo pi in method.GetParameters())
{
Assert.Equal(0, pi.GetOptionalCustomModifiers().Length);
}
}
else
{
Assert.Equal(parameters.Length, p.ParameterTypeOptMods.Length);
for (int i = 0; i < p.ParameterTypeOptMods.Length; i++)
{
Type[] mods = parameters[i].GetOptionalCustomModifiers();
Assert.Equal <Type>(p.ParameterTypeOptMods[i], mods);
}
}
if (p.ParameterTypeReqMods == null)
{
foreach (ParameterInfo pi in method.GetParameters())
{
Assert.Equal(0, pi.GetRequiredCustomModifiers().Length);
}
}
else
{
Assert.Equal(parameters.Length, p.ParameterTypeReqMods.Length);
for (int i = 0; i < p.ParameterTypeReqMods.Length; i++)
{
Type[] mods = parameters[i].GetRequiredCustomModifiers();
Assert.Equal <Type>(p.ParameterTypeReqMods[i], mods);
}
}
}