Merge pull request #181 from bugsnag/PLAT-13952/case-insensitive-metadata-filters

Make MetadataFilters case insensitive

Author: yousif-bugsnag

src/Bugsnag/Serializer.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
@@ -15,7 +16,7 @@ public static string SerializeObject(object obj)
     public static string SerializeObject(object obj, string[] filters)
     {
       var parsedFilters = filters != null ?
-        filters.ToDictionary(m => m, m => true) :
+        filters.ToDictionary(m => m, m => true, StringComparer.OrdinalIgnoreCase) :
         new Dictionary<string, bool>();
 
       try

tests/Bugsnag.Tests/SerializerTests.cs

@@ -87,6 +87,7 @@ public static IEnumerable<object[]> FilterTestData()
       yield return new object[] { new FilterableTestObject { { "password", "password" } }, null, 0 };
       yield return new object[] { new FilterableTestObject { { "username", "password" } }, new string[] { "password" }, 0 };
       yield return new object[] { new FilterableTestObject { { "password", "password" }, { "credit_card_number", "number" } }, new string[] { "password", "credit_card_number" }, 2 };
+      yield return new object[] { new FilterableTestObject { { "Password", "password" }, { "Credit_Card_Number", "number" } }, new string[] { "password", "credit_card_number" }, 2 };
     }
   }
 }