cleanup from PR feedback

src/Middleware/RequestThrottling/sample/Startup.cs

@@ -12,7 +12,7 @@ using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 
-namespace RequestQueueSample
+namespace RequestThrottlingSample
 { 
     public class Startup
     {

src/Middleware/RequestThrottling/src/Microsoft.AspNetCore.RequestThrottling.csproj

@@ -1,11 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <Description>ASP.NET Core middleware for queuing incoming HTTP requests, to avoid threadpool starvation.</Description>
     <TargetFramework>netcoreapp3.0</TargetFramework>
-    <NoWarn>$(NoWarn);CS1591</NoWarn>
-    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <PackageTags>aspnetcore;queue;queuing</PackageTags>
     <WarningsNotAsErrors>$(WarningsNotAsErrors);CS1591</WarningsNotAsErrors>
   </PropertyGroup>
 

src/Middleware/RequestThrottling/src/SemaphoreWrapper.cs

@@ -4,30 +4,30 @@ using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace Microsoft.AspNetCore.RequestQueue
+namespace Microsoft.AspNetCore.RequestThrottling
 {
     internal class SemaphoreWrapper
     {
-        private static SemaphoreSlim semaphore;
+        private SemaphoreSlim _semaphore;
 
-        public SemaphoreWrapper(int qlength)
+        public SemaphoreWrapper(int queueLength)
         {
-            semaphore = new SemaphoreSlim(qlength);
+            _semaphore = new SemaphoreSlim(queueLength);
         }
 
         public Task EnterQueue()
         {
-            return semaphore.WaitAsync();
+            return _semaphore.WaitAsync();
         }
 
         public void LeaveQueue()
         {
-            semaphore.Release();
+            _semaphore.Release();
         }
 
-        public int SpotsLeft
+        public int Count
         {
-            get => semaphore.CurrentCount;
+            get => _semaphore.CurrentCount;
         }
     }
 }

src/Middleware/RequestThrottling/test/SemaphoreWrapperTests.cs

@@ -8,25 +8,25 @@ using System;
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Testing;
 
-namespace Microsoft.AspNetCore.RequestQueue.Tests
+namespace Microsoft.AspNetCore.RequestThrottling.Tests
 {
     public class SemaphoreWrapperTests
     {
         [Fact]
-        public async Task TestBehavior()
+        public async Task TracksQueueLength()
         {
             var s = new SemaphoreWrapper(1);
-            Assert.Equal(1, s.SpotsLeft);
+            Assert.Equal(1, s.Count);
 
             await s.EnterQueue();
-            Assert.Equal(0, s.SpotsLeft);
+            Assert.Equal(0, s.Count);
 
             s.LeaveQueue();
-            Assert.Equal(1, s.SpotsLeft);
+            Assert.Equal(1, s.Count);
         }
 
         [Fact]
-        public void TestQueueLength()
+        public void DoesNotWaitIfSpaceAvailible()
         {
             var s = new SemaphoreWrapper(2);
 
@@ -41,7 +41,7 @@ namespace Microsoft.AspNetCore.RequestQueue.Tests
         }
 
         [Fact]
-        public async Task TestWaiting()
+        public async Task WaitsIfNoSpaceAvailible()
         {
             var s = new SemaphoreWrapper(1);
             await s.EnterQueue();
@@ -50,7 +50,17 @@ namespace Microsoft.AspNetCore.RequestQueue.Tests
             Assert.False(waitingTask.IsCompleted);
 
             s.LeaveQueue();
-            await waitingTask.TimeoutAfter(TimeSpan.FromSeconds(1));
+            await waitingTask.TimeoutAfter(TimeSpan.FromSeconds(30));
+        }
+
+        [Fact]
+        public async Task IsEncapsulated()
+        {
+            var s1 = new SemaphoreWrapper(1);
+            var s2 = new SemaphoreWrapper(1);
+
+            await s1.EnterQueue();
+            await s2.EnterQueue().TimeoutAfter(TimeSpan.FromSeconds(30));
         }
     }
 }