From ab4cb46d4bcd53a071ba76cf404bc319cbf49936 Mon Sep 17 00:00:00 2001
From: Simon Whitty <simon@whileloop.com>
Date: Tue, 24 Oct 2023 20:55:15 +1100
Subject: [PATCH] Updating tests

---
 FlyingFox/Tests/HTTPServerTests.swift | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/FlyingFox/Tests/HTTPServerTests.swift b/FlyingFox/Tests/HTTPServerTests.swift
index d14b6aa8..077aa5ad 100644
--- a/FlyingFox/Tests/HTTPServerTests.swift
+++ b/FlyingFox/Tests/HTTPServerTests.swift
@@ -68,6 +68,18 @@ final class HTTPServerTests: XCTestCase {
         }
     }
 
+    func testThrowsError_WhenSocketAlreadyListening() async throws {
+        let server = HTTPServer.make(port: 42185)
+        let socket = try await server.makeSocketAndListen()
+        defer { try! socket.close() }
+
+        await AsyncAssertThrowsError(try await server.start(), of: SocketError.self) {
+            XCTAssertTrue(
+                $0.errorDescription?.contains("Address already in use") == true
+            )
+        }
+    }
+
     func testRestarts_AfterStopped() async throws {
         let server = HTTPServer.make()
         try await startServer(server)