swap int.TryParse => Format.TryParse just in case #883 is locale-related

src/StackExchange.Redis/Format.cs

@@ -245,7 +245,7 @@ internal static EndPoint TryParseEndPoint(string addressWithPort)
             int? port = 0;
             if (portPart != null)
             {
-                if (int.TryParse(portPart, out var portVal))
+                if (Format.TryParseInt32(portPart, out var portVal))
                 {
                     port = portVal;
                 }

src/StackExchange.Redis/ResultProcessor.cs

@@ -1916,7 +1916,7 @@ protected override bool SetResultCore(PhysicalConnection connection, Message mes
                         {
                             return true;
                         }
-                        else if (arr.Length == 2 && int.TryParse(arr[1], out var port))
+                        else if (arr.Length == 2 && Format.TryParseInt32(arr[1], out var port))
                         {
                             SetResult(message, Format.ParseEndPoint(arr[0], port));
                             return true;

tests/StackExchange.Redis.Tests/SSL.cs

 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Net;
@@ -331,6 +332,16 @@ private void Check(string name, object x, object y)
         [Fact]
         public void Issue883_Exhaustive()
         {
+            var old = CultureInfo.CurrentCulture;
+            try
+            {
+                var all = CultureInfo.GetCultures(CultureTypes.AllCultures);
+                Writer.WriteLine($"Checking {all.Length} cultures...");
+                foreach (var ci in all)
+                {
+                    Writer.WriteLine("Tessting: " + ci.Name);
+                    CultureInfo.CurrentCulture = ci;
+
                     var a = ConnectionMultiplexer.PrepareConfig("myDNS:883,password=mypassword,connectRetry=3,connectTimeout=5000,syncTimeout=5000,defaultDatabase=0,ssl=true,abortConnect=false");
                     var b = ConnectionMultiplexer.PrepareConfig(new ConfigurationOptions
                     {
@@ -360,6 +371,12 @@ public void Issue883_Exhaustive()
                         Check(field.Name, field.GetValue(a), field.GetValue(b));
                     }
                 }
+            }
+            finally
+            {
+                CultureInfo.CurrentCulture = old;
+            }
+        }
 
         [Fact]
         public void SSLParseViaConfig_Issue883_ConfigObject()