Opc.Ua.ServerTest.TestBase.VerifyGoodAttribute C# (CSharp) Method

        protected bool VerifyGoodAttribute(
            Node node, 
            uint attributeId,
            DataValue value)
        {    
            // check if attribute is not valid for node.
            if (!Attributes.IsValid(node.NodeClass, attributeId))
            {
                Log(
                    "Unexpected Attribute returned during read for Node '{0}'. NodeId = {1}, Attribute = {2}, Value = {3}",
                    node,
                    node.NodeId,
                    Attributes.GetBrowseName(attributeId),
                    value.WrappedValue);

                return false;
            }

            // replace null values with the default.
            object attributeValue = value.Value;

            // check data type.
            TypeInfo typeInfo = TypeInfo.IsInstanceOfDataType(
                attributeValue,
                Attributes.GetDataTypeId(attributeId),
                Attributes.GetValueRank(attributeId),
                Session.NamespaceUris,
                Session.TypeTree);

            if (typeInfo == null)
            {
                Log(
                    "Invalid data type for attribute value for Node '{0}'. NodeId = {1}, Attribute = {2}, ExpectedType = {3}, ActualType = {4}",
                    node,
                    node.NodeId,
                    Attributes.GetBrowseName(attributeId),
                    Attributes.GetBuiltInType(attributeId),
                    value.WrappedValue.TypeInfo);

                return false;
            }

            // save the attribute value.
            try
            {
                if (!SetAttributeValue(node, attributeId, attributeValue))
                {
                    return false;
                }
            }
            catch (Exception e)
            {
                Log(
                    e,
                    "Unexpected error saving attribute value for Node '{0}'. NodeId = {1}, Attribute = {2}, Value = {3}",
                    node,
                    node.NodeId,
                    Attributes.GetBrowseName(attributeId),
                    new Variant(attributeValue));

                return false;
            }
            
            return true;
        }