public void TryResolveGenericMethod_WithArgumentsNotMatchingTypeConstraint_ReturnsFalse()
{
var typeArgs = new[]
{
typeof(IEnumerable <int>), typeof(bool), typeof(string), typeof(Tuple <int, Func <bool, Guid> >),
typeof(Guid)
};
MethodInfo methodInstance;
Assert.That(GenericTestMethodInfo.TryResolveGenericMethod(typeArgs, out methodInstance), Is.False);
}
public void TryResolveGenericMethod_WithArgumentsNotMatchingStructConstraint_ReturnsFalse()
{
// type AppDomain does not satisfy TStruct: struct
var typeArgs = new[]
{
typeof(IEnumerable <int>), typeof(MemoryStream), typeof(string),
typeof(Tuple <int, Func <MemoryStream, bool?> >), typeof(bool?)
};
MethodInfo methodInstance;
Assert.That(GenericTestMethodInfo.TryResolveGenericMethod(typeArgs, out methodInstance), Is.False);
}
public void TryResolveGenericMethod_WithSomeArgumentsInherited_ResolvesMethod()
{
var typeArgs = new[]
{
typeof(IGrouping <Uri, int>), typeof(MemoryStream), typeof(string),
typeof(Tuple <int, Func <MemoryStream, Guid> >), typeof(Guid)
};
MethodInfo methodInstance;
Assert.That(GenericTestMethodInfo.TryResolveGenericMethod(typeArgs, out methodInstance), Is.EqualTo(true));
Assert.That(methodInstance.GetGenericArguments(),
Is.EquivalentTo(new[] { typeof(int), typeof(MemoryStream), typeof(Guid) }));
}
public void TryResolveGenericMethod_WithPerfectlyMatchingArguments_ResolvesMethod()
{
// Should make GenericTestMethodInfo instance with <int,MemoryStream,Guid>
var typeArgs = new[]
{
typeof(IEnumerable <int>), typeof(MemoryStream), typeof(string),
typeof(Tuple <int, Func <MemoryStream, Guid> >), typeof(Guid)
};
MethodInfo methodInstance;
Assert.That(GenericTestMethodInfo.TryResolveGenericMethod(typeArgs, out methodInstance), Is.EqualTo(true));
Assert.That(methodInstance.GetGenericArguments(),
Is.EquivalentTo(new[] { typeof(int), typeof(MemoryStream), typeof(Guid) }));
}
