Test case for issue #182

StackExchange.Redis.Tests/Issues/Issue182.cs

+using System;
+using System.Linq;
+using NUnit.Framework;
+
+namespace StackExchange.Redis.Tests.Issues
+{
+    [TestFixture]
+    public class Issue182 : TestBase
+    {
+        [Test]
+        public void SetMembers()
+        {
+            using (var conn = Create())
+            {
+                var db = conn.GetDatabase();
+
+                var key = Me();
+                const int count = (int)5e6;
+
+                db.KeyDeleteAsync(key).Wait();
+                foreach (var _ in Enumerable.Range(0, count))
+                    db.SetAdd(key, Guid.NewGuid().ToByteArray(), CommandFlags.FireAndForget);
+
+                Assert.AreEqual(count, db.SetLengthAsync(key).Result, "SCARD for set");
+
+                var task = db.SetMembersAsync(key);
+                task.Wait();
+                Assert.AreEqual(count, task.Result.Length, "SMEMBERS result length");
+            }
+        }
+    }
+}
\ No newline at end of file

StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj

@@ -70,6 +70,7 @@
     <Compile Include="ConnectingFailDetection.cs" />
     <Compile Include="ConnectToUnexistingHost.cs" />
     <Compile Include="HyperLogLog.cs" />
+    <Compile Include="Issues\Issue182.cs" />
     <Compile Include="WrapperBaseTests.cs" />
     <Compile Include="TransactionWrapperTests.cs" />
     <Compile Include="Bits.cs" />