Strict concurrency for NIOTLSTests (#3207)

Co-authored-by: Cory Benfield <[email protected]>

Author: glbrntt

Diff for: Package.swift

@@ -511,7 +511,8 @@ let package = Package(
                 "NIOTLS",
                 "NIOFoundationCompat",
                 "NIOTestUtils",
-            ]
+            ],
+            swiftSettings: strictConcurrencySettings
         ),
         .testTarget(
             name: "NIOWebSocketTests",

Diff for: Tests/NIOTLSTests/ApplicationProtocolNegotiationHandlerTests.swift

@@ -197,7 +197,7 @@ class ApplicationProtocolNegotiationHandlerTests: XCTestCase {
         let readCompleteHandler = ReadCompletedHandler()
 
         try channel.pipeline.syncOperations.addHandler(handler)
-        try channel.pipeline.addHandler(readCompleteHandler).wait()
+        try channel.pipeline.syncOperations.addHandler(readCompleteHandler)
 
         // Fire in the event.
         channel.pipeline.fireUserInboundEventTriggered(negotiatedEvent)
@@ -224,7 +224,7 @@ class ApplicationProtocolNegotiationHandlerTests: XCTestCase {
         let readCompleteHandler = ReadCompletedHandler()
 
         try channel.pipeline.syncOperations.addHandler(handler)
-        try channel.pipeline.addHandler(readCompleteHandler).wait()
+        try channel.pipeline.syncOperations.addHandler(readCompleteHandler)
 
         // Fire in the event.
         channel.pipeline.fireUserInboundEventTriggered(negotiatedEvent)
@@ -254,8 +254,8 @@ class ApplicationProtocolNegotiationHandlerTests: XCTestCase {
         let readCompleteHandler = ReadCompletedHandler()
 
         try channel.pipeline.syncOperations.addHandler(handler)
-        try channel.pipeline.addHandler(DuplicatingReadHandler(embeddedChannel: channel)).wait()
-        try channel.pipeline.addHandler(readCompleteHandler).wait()
+        try channel.pipeline.syncOperations.addHandler(DuplicatingReadHandler(embeddedChannel: channel))
+        try channel.pipeline.syncOperations.addHandler(readCompleteHandler)
 
         // Fire in the event.
         channel.pipeline.fireUserInboundEventTriggered(negotiatedEvent)

Diff for: Tests/NIOTLSTests/NIOTypedApplicationProtocolNegotiationHandlerTests.swift

@@ -198,8 +198,8 @@ final class NIOTypedApplicationProtocolNegotiationHandlerTests: XCTestCase {
         let eventCounterHandler = EventCounterHandler()
 
         try channel.pipeline.syncOperations.addHandler(handler)
-        try channel.pipeline.addHandler(DuplicatingReadHandler(embeddedChannel: channel)).wait()
-        try channel.pipeline.addHandler(eventCounterHandler).wait()
+        try channel.pipeline.syncOperations.addHandler(DuplicatingReadHandler(embeddedChannel: channel))
+        try channel.pipeline.syncOperations.addHandler(eventCounterHandler)
 
         // Fire in the event.
         channel.pipeline.fireUserInboundEventTriggered(negotiatedEvent)