CSHARP-913: Add "text" to the whitelist of commands that can be sent to a secondary.

Author: rstam

MongoDB.Driver/CanCommandBeSentToSecondary.cs

@@ -30,15 +30,16 @@ public static class CanCommandBeSentToSecondary
         private static Func<BsonDocument, bool> __delegate = DefaultImplementation;
         private static HashSet<string> __secondaryOkCommands = new HashSet<string>(StringComparer.InvariantCultureIgnoreCase)
         {
-            "group",
             "aggregate",
             "collStats",
             "dbStats",
             "count",
             "distinct",
             "geoNear",
             "geoSearch",
-            "geoWalk"
+            "geoWalk",
+            "group",
+            "text"
         };
 
         // public static properties

MongoDB.DriverUnitTests/CanCommandBeSentToSecondaryTests.cs

@@ -39,12 +39,17 @@ public void TestSetDelegate()
             CanCommandBeSentToSecondary.Delegate = CanCommandBeSentToSecondary.DefaultImplementation; // reset Delegate
         }
 
-        [TestCase("group", true)]
         [TestCase("aggregate", true)]
+        [TestCase("collStats", true)]
+        [TestCase("dbStats", true)]
+        [TestCase("count", true)]
+        [TestCase("distinct", true)]
+        [TestCase("geoNear", true)]
         [TestCase("geoSearch", true)]
-        [TestCase("blah", false)]
+        [TestCase("geoWalk", true)]
+        [TestCase("group", true)]
+        [TestCase("text", true)]
         [TestCase("foo", false)]
-        [TestCase("bar", false)]
         [TestCase("mapreduce", false)]
         public void TestCanSendCommandToSecondary(string command, bool expectedResult)
         {