From 5c268768890b062803a49f1358becc478f954265 Mon Sep 17 00:00:00 2001
From: Fabian Fett <fabianfett@apple.com>
Date: Thu, 13 Jun 2024 18:54:18 +0200
Subject: [PATCH] Fix totally unnecessary `preconditionFailure` in
 `PSQLEventsHandler` (#481)

---
 Sources/PostgresNIO/New/PSQLEventsHandler.swift          | 4 +---
 Tests/PostgresNIOTests/New/PostgresConnectionTests.swift | 9 +++++++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/Sources/PostgresNIO/New/PSQLEventsHandler.swift b/Sources/PostgresNIO/New/PSQLEventsHandler.swift
index 2bf0d6d8..0f426f20 100644
--- a/Sources/PostgresNIO/New/PSQLEventsHandler.swift
+++ b/Sources/PostgresNIO/New/PSQLEventsHandler.swift
@@ -68,10 +68,8 @@ final class PSQLEventsHandler: ChannelInboundHandler {
             case .authenticated:
                 break
             }
-        case TLSUserEvent.shutdownCompleted:
-            break
         default:
-            preconditionFailure()
+            context.fireUserInboundEventTriggered(event)
         }
     }
     
diff --git a/Tests/PostgresNIOTests/New/PostgresConnectionTests.swift b/Tests/PostgresNIOTests/New/PostgresConnectionTests.swift
index 34528f7e..209522dd 100644
--- a/Tests/PostgresNIOTests/New/PostgresConnectionTests.swift
+++ b/Tests/PostgresNIOTests/New/PostgresConnectionTests.swift
@@ -416,6 +416,15 @@ class PostgresConnectionTests: XCTestCase {
         }
     }
 
+    func testWeDontCrashOnUnexpectedChannelEvents() async throws {
+        let (connection, channel) = try await self.makeTestConnectionWithAsyncTestingChannel()
+
+        enum MyEvent {
+            case pleaseDontCrash
+        }
+        channel.pipeline.fireUserInboundEventTriggered(MyEvent.pleaseDontCrash)
+    }
+
     func testSerialExecutionOfSamePreparedStatement() async throws {
         let (connection, channel) = try await self.makeTestConnectionWithAsyncTestingChannel()