Added Tests for Date filter.

TimberWinR.UnitTests/DateFilterTests.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using NUnit.Framework;
+using TimberWinR.Parser;
+using Newtonsoft.Json.Linq;
+
+namespace TimberWinR.UnitTests
+{
+    [TestFixture]
+    public class DateFilterTests
+    {
+        [Test]
+        public void TestDate1()
+        {
+            JObject json = new JObject
+            {               
+                {"message", "2014-01-31 08:23:47,123"}               
+            };
+
+            string grokJson = @"{  
+            ""TimberWinR"":{        
+                ""Filters"":[  
+	                {  
+		            ""date"":{  		                
+		                ""match"":[  
+			                ""message"",
+			                ""yyyy-MM-dd HH:mm:ss,fff""
+		                ]	               
+		            }
+	                }]
+                }
+            }";
+
+            Configuration c = Configuration.FromString(grokJson);
+
+            DateFilter date = c.Filters.First() as DateFilter;
+
+            Assert.IsTrue(date.Apply(json));
+
+            var ts = json["@timestamp"].ToString();
+
+            Assert.AreEqual(ts, "1/31/2014 8:23:47 AM");
+
+        }
+    }
+}

TimberWinR.UnitTests/TimberWinR.UnitTests.csproj

@@ -47,6 +47,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Configuration.cs" />
+    <Compile Include="DateFilterTests.cs" />
     <Compile Include="GrokFilterTests.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>

TimberWinR/Filters/DateFilter.cs

@@ -48,7 +48,7 @@ namespace TimberWinR.Parser
         {
             string field = Match[0];
 
-            CultureInfo ci = new CultureInfo(Locale);
+            CultureInfo ci = CultureInfo.CreateSpecificCulture(Locale);
 
             JToken token = null;
             if (json.TryGetValue(field, out token))