CSHARP-4761: Enable serverless tests with failpoints (#1212)

Author: BorisDog

tests/MongoDB.Driver.Tests/Specifications/UnifiedTestSpecRunner.cs

@@ -122,11 +122,11 @@ public void LoadBalancers(JsonDrivenTestCase testCase)
            Run(testCase);
         }
 
-        [Category("SupportLoadBalancing")]
+        [Category("Serverless", "SupportLoadBalancing")]
         [UnifiedTestsTheory("retryable_reads.tests.unified")]
         public void RetryableReads(JsonDrivenTestCase testCase) => Run(testCase);
 
-        [Category("SupportLoadBalancing")]
+        [Category("Serverless", "SupportLoadBalancing")]
         [UnifiedTestsTheory("retryable_writes.tests.unified")]
         public void RetryableWrites(JsonDrivenTestCase testCase) => Run(testCase);
 
@@ -145,16 +145,7 @@ public void ServerDiscoveryAndMonitoring(JsonDrivenTestCase testCase) =>
 
         [Category("Serverless", "SupportLoadBalancing")]
         [UnifiedTestsTheory("transactions.tests.unified")]
-        public void Transactions(JsonDrivenTestCase testCase)
-        {
-            if (testCase.Name.Contains("find does not retry in a transaction"))
-            {
-                // CSHARP-4761
-                RequireServer.Check().Serverless(false);
-            }
-
-            Run(testCase);
-        }
+        public void Transactions(JsonDrivenTestCase testCase) => Run(testCase);
 
         [UnifiedTestsTheory("unified_test_format.tests.valid_fail")]
         public void UnifiedTestFormatValidFail(JsonDrivenTestCase testCase)

tests/MongoDB.Driver.Tests/Specifications/retryable-reads/RetryableReadsTestRunner.cs

@@ -32,13 +32,14 @@
 using MongoDB.Driver.Core.TestHelpers.XunitExtensions;
 using MongoDB.Driver.TestHelpers;
 using MongoDB.Driver.Tests.JsonDrivenTests;
+using MongoDB.TestHelpers.XunitExtensions;
 using Xunit;
 using Xunit.Abstractions;
 using Xunit.Sdk;
 
 namespace MongoDB.Driver.Tests.Specifications.retryable_reads
 {
-    [Trait("Category", "SupportLoadBalancing")]
+    [Category("Serverless", "SupportLoadBalancing")]
     public sealed class RetryableReadsTestRunner : LoggableTestClass
     {
         #region static

tests/MongoDB.Driver.Tests/Specifications/retryable-writes/RetryableWriteTestRunner.cs

@@ -24,13 +24,14 @@
 using MongoDB.Driver.Core.TestHelpers.Logging;
 using MongoDB.Driver.Core.TestHelpers.XunitExtensions;
 using MongoDB.Driver.TestHelpers;
+using MongoDB.TestHelpers.XunitExtensions;
 using Xunit;
 using Xunit.Abstractions;
 using Xunit.Sdk;
 
 namespace MongoDB.Driver.Tests.Specifications.retryable_writes
 {
-    [Trait("Category", "SupportLoadBalancing")]
+    [Category("Serverless", "SupportLoadBalancing")]
     public class RetryableWriteTestRunner : LoggableTestClass
     {
         private readonly string _databaseName = DriverTestConfiguration.DatabaseNamespace.DatabaseName;