diff --git a/Test/Applications/ParseAllCultureInfo/ParseAllCultureInfo/Parser.cs b/Test/Applications/ParseAllCultureInfo/ParseAllCultureInfo/Parser.cs
index d5e673c824..7a66b8f771 100644
--- a/Test/Applications/ParseAllCultureInfo/ParseAllCultureInfo/Parser.cs
+++ b/Test/Applications/ParseAllCultureInfo/ParseAllCultureInfo/Parser.cs
@@ -86,6 +86,8 @@ namespace ParseAllCultureInfo
             public string TimeSeparator;
             [DataMember]
             public string ShortDatePattern;
+            [DataMember]
+            public string LongDatePattern;
             public ParamsSerializable(CultureInfo ci)
             {
                 LCID = ci.LCID;
@@ -174,6 +176,7 @@ namespace ParseAllCultureInfo
                     }
                 }
                 ShortDatePattern = sShortDatePattern;
+                LongDatePattern = parseLongDate(ci.DateTimeFormat.LongDatePattern);
             }
         }
         static Dictionary<int, int> g_mapUsedValues = new Dictionary<int, int>() {
@@ -306,6 +309,40 @@ namespace ParseAllCultureInfo
             {31748, 1},
             {31824, 1}
         };
+        public static string parseLongDate(string format)
+        {
+            format = format.ToLower();
+            string res = "";
+            for(var i = 0; i < format.Length; ++i)
+            {
+                switch(format[i])
+                {
+                    case 'd':
+                    case 'g':
+                    case 'h':
+                    case 'm':
+                    case 's':
+                    case 'y':
+                    case ':':
+                    case '/':
+                        res += format[i];
+                        break;
+                    case '\\':
+                        res += "\\\\" + format[i+1];
+                        i++;
+                        break;
+                    case '\'':
+                    case '\"':
+                        res += "\\\"" + format.Substring(i + 1, format.IndexOf(format[i], i+1) - i - 1) + "\\\"";
+                        i = format.IndexOf(format[i], i + 1);
+                        break;
+                    default:
+                        res += "\\\\" + format[i];
+                        break;
+                }
+            }
+            return res;
+        }
         public static void parse()
         {
             List<int> aLcid = new List<int>();