Added guard clauses for missing narrative lines in reports

Author: mwhelan

TestStack.BDDfy/Reporters/ConsoleReporter.cs

@@ -38,9 +38,12 @@ private static void ReportStoryHeader(Story story)
                 return;
 
             Console.WriteLine("Story: " + story.Metadata.Title);
-            Console.WriteLine("\t" + story.Metadata.Narrative1);
-            Console.WriteLine("\t" + story.Metadata.Narrative2);
-            Console.WriteLine("\t" + story.Metadata.Narrative3);
+            if (!string.IsNullOrEmpty(story.Metadata.Narrative1))
+                Console.WriteLine("\t" + story.Metadata.Narrative1);
+            if (!string.IsNullOrEmpty(story.Metadata.Narrative2))
+                Console.WriteLine("\t" + story.Metadata.Narrative2);
+            if (!string.IsNullOrEmpty(story.Metadata.Narrative3))
+                Console.WriteLine("\t" + story.Metadata.Narrative3);
         }
 
         static string PrefixWithSpaceIfRequired(Step step)

TestStack.BDDfy/Reporters/Html/HtmlReportBuilder.cs

@@ -232,9 +232,12 @@ private void AddStoryMetadataAndNarrative(Story story)
                 {
                     using (OpenTag("<ul class='storyNarrative'>", HtmlTag.ul))
                     {
-                        AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative1));
-                        AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative2));
-                        AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative3));
+                        if(!string.IsNullOrEmpty(story.Metadata.Narrative1))
+                            AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative1));
+                        if (!string.IsNullOrEmpty(story.Metadata.Narrative2))
+                            AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative2));
+                        if (!string.IsNullOrEmpty(story.Metadata.Narrative3))
+                            AddLine(string.Format("<li>{0}</li>", story.Metadata.Narrative3));
                     }
                 }
             }

TestStack.BDDfy/Reporters/MarkDown/MarkDownReportBuilder.cs

@@ -13,9 +13,12 @@ public string CreateReport(FileReportModel model)
                 if (story.Metadata != null)
                 {
                     report.AppendLine(string.Format("## Story: {0}", story.Metadata.Title));
-                    report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative1));
-                    report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative2));
-                    report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative3));
+                    if (!string.IsNullOrEmpty(story.Metadata.Narrative1))
+                        report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative1));
+                    if (!string.IsNullOrEmpty(story.Metadata.Narrative2))
+                        report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative2));
+                    if (!string.IsNullOrEmpty(story.Metadata.Narrative3))
+                        report.AppendLine(string.Format(" **{0}**  ", story.Metadata.Narrative3));
                 }
 
                 report.AppendLine(); // separator