feat: Add Compilation & Testing On Windows (#68)

Author: brianmichel

.github/workflows/windows.yml

@@ -0,0 +1,19 @@
+name: Windows CI
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  library-windows:
+    name: Windows - Swift 5.9
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Swift
+        uses: compnerd/gha-setup-swift@325a5c6b81322f9b7497530aef08119d238ddfa8
+        with:
+          branch: swift-5.9-release
+          tag: 5.9-RELEASE
+      - name: Build and test
+        run: swift test

Source/LDSwiftEventSource.swift

@@ -1,6 +1,6 @@
 import Foundation
 
-#if os(Linux)
+#if os(Linux) || os(Windows)
 import FoundationNetworking
 #endif
 
@@ -86,7 +86,7 @@ public class EventSource {
                 sessionConfig.httpAdditionalHeaders = ["Accept": "text/event-stream", "Cache-Control": "no-cache"]
                 sessionConfig.timeoutIntervalForRequest = idleTimeout
 
-                #if !os(Linux)
+                #if !os(Linux) && !os(Windows)
                 if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
                     sessionConfig.tlsMinimumSupportedProtocolVersion = .TLSv12
                 } else {

Source/Logs.swift

@@ -1,14 +1,14 @@
 import Foundation
 
-#if !os(Linux)
+#if !os(Linux) && !os(Windows)
 import os.log
 #endif
 
 class Logs {
     enum Level {
         case debug, info, warn, error
 
-#if !os(Linux)
+#if !os(Linux) && !os(Windows)
         private static let osLogTypes = [ Level.debug: OSLogType.debug,
                                           Level.info: OSLogType.info,
                                           Level.warn: OSLogType.default,
@@ -17,7 +17,7 @@ class Logs {
 #endif
     }
 
-#if !os(Linux)
+#if !os(Linux) && !os(Windows)
     private let logger: OSLog = OSLog(subsystem: "com.launchdarkly.swift-eventsource", category: "LDEventSource")
 
     func log(_ level: Level, _ staticMsg: StaticString) {

Tests/LDSwiftEventSourceTests.swift

@@ -1,7 +1,7 @@
 import XCTest
 @testable import LDSwiftEventSource
 
-#if os(Linux)
+#if os(Linux) || os(Windows)
 import FoundationNetworking
 #endif
 
@@ -169,7 +169,7 @@ final class LDSwiftEventSourceTests: XCTestCase {
         return sessionConfig
     }
 
-#if !os(Linux)
+#if !os(Linux) && !os(Windows)
     func testStartDefaultRequest() {
         var config = EventSource.Config(handler: mockHandler, url: URL(string: "http://example.com")!)
         config.urlSessionConfiguration = sessionWithMockProtocol()

Tests/TestUtil.swift

@@ -1,6 +1,6 @@
 import XCTest
 
-#if os(Linux)
+#if os(Linux) || os(Windows)
 import FoundationNetworking
 #endif