Test cleanup should only remove resources created by tests (fixes #388)

Author: sharwell

src/testing/integration/Providers/Rackspace/UserQueuesTests.cs

@@ -60,7 +60,8 @@ public async Task CleanupTestQueues()
             QueueName queueName = CreateRandomQueueName();
 
             ReadOnlyCollection<CloudQueue> allQueues = await ListAllQueuesAsync(provider, null, false, cancellationTokenSource.Token, null);
-            Task[] deleteTasks = Array.ConvertAll(allQueues.ToArray(), queue =>
+            IEnumerable<CloudQueue> testQueues = allQueues.Where(queue => queue.Name != null && queue.Name.Value.StartsWith(TestQueuePrefix));
+            Task[] deleteTasks = Array.ConvertAll(testQueues.ToArray(), queue =>
             {
                 Console.WriteLine("Deleting queue: {0}", queue.Name);
                 return provider.DeleteQueueAsync(queue.Name, cancellationTokenSource.Token);

src/testing/integration/Providers/Rackspace/UserQueuesTestsSynchronous.cs

@@ -44,7 +44,8 @@ public void SynchronousCleanupTestQueues()
             QueueName queueName = CreateRandomQueueName();
 
             CloudQueue[] allQueues = ListAllQueues(provider, null, false).ToArray();
-            foreach (CloudQueue queue in allQueues)
+            IEnumerable<CloudQueue> testQueues = allQueues.Where(queue => queue.Name != null && queue.Name.Value.StartsWith(TestQueuePrefix));
+            foreach (CloudQueue queue in testQueues)
             {
                 Console.WriteLine("Deleting queue: {0}", queue.Name);
                 provider.DeleteQueue(queue.Name);