public override bool TryParse()
        {
            if (!base.TryParse())
            {
                return(false);
            }

            // contexts and steps
            Contexts.Clear();
            Steps.Clear();
            ReportNodeType[] childNodes = Node.ReportNode;
            if (childNodes != null)
            {
                foreach (ReportNodeType node in childNodes)
                {
                    // try to add as a step report
                    StepReport step = Steps.TryParseAndAdd(node, this.Node);
                    if (step != null)
                    {
                        AllStepsEnumerator.Add(step);
                        AllStepsEnumerator.Merge(step.AllStepsEnumerator);
                        continue;
                    }

                    // try to add as a context report
                    ContextReport context = Contexts.TryParseAndAdd(node, this.Node);
                    if (context != null)
                    {
                        AllStepsEnumerator.Merge(context.AllStepsEnumerator);
                        continue;
                    }

                    // try to add as an action iteration
                    ActionIterationReport actionIteration = ActionIterations.TryParseAndAdd(node, this.Node);
                    if (actionIteration != null)
                    {
                        AllStepsEnumerator.Merge(actionIteration.AllStepsEnumerator);
                        continue;
                    }

                    // try to add as a sub-action
                    ActionReport subAction = SubActions.TryParseAndAdd(node, this.Node);
                    if (subAction != null)
                    {
                        AllStepsEnumerator.Merge(subAction.AllStepsEnumerator);
                        continue;
                    }
                }

                // update duration for the last step since it is the end of the action
                StepReport lastStep = ((TestReport)OwnerTest).LastStep;
                if (lastStep != null)
                {
                    TimeSpan ts = lastStep.StartTime - StartTime;
                    lastStep.UpdateDuration(DurationSeconds - (decimal)ts.TotalSeconds);
                }
            }

            return(true);
        }
        public override bool TryParse()
        {
            if (!base.TryParse())
            {
                return(false);
            }

            // iteration index
            Index = Node.Data.IndexSpecified ? Node.Data.Index : 0;
            if (Index <= 0)
            {
                OutputWriter.WriteLine(Properties.Resources.ErrMsg_Input_InvalidGUITestIterationIndex, Index.ToString());
                return(false);
            }

            // actions
            Actions.Clear();
            ReportNodeType[] childNodes = Node.ReportNode;
            if (childNodes != null)
            {
                foreach (ReportNodeType node in childNodes)
                {
                    ActionReport action = Actions.TryParseAndAdd(node, this.Node);
                    if (action != null)
                    {
                        AllStepsEnumerator.Merge(action.AllStepsEnumerator);
                        continue;
                    }
                }
            }
            if (Actions.Length == 0)
            {
                // no action node is parsed successfully under the iteration node, it is not a valid GUI test Xml report
                return(false);
            }

            return(true);
        }