diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d14c4db..7162e8a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,19 +9,41 @@ on:
 permissions:
   contents: read
 
+env:
+  SWIFT_VERSION: '6.2'
+
 jobs:
   test:
     name: Run Tests
-    runs-on: macos-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - macos-latest
+          - ubuntu-22.04
+          - windows-2022
 
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
       - name: Setup Swift
+        if: matrix.os != 'windows-2022'
         uses: swift-actions/setup-swift@v2
         with:
-          swift-version: '6.2'
+          swift-version: ${{ env.SWIFT_VERSION }}
+
+      - name: Setup Swift (Windows)
+        if: matrix.os == 'windows-2022'
+        uses: SwiftyLab/setup-swift@latest
+        with:
+          swift-version: ${{ env.SWIFT_VERSION }}
+
+      - name: Run Swift tests
+        if: matrix.os != 'windows-2022'
+        run: swift test
 
       - name: Run Swift tests
+        if: matrix.os == 'windows-2022'
         run: swift test
+        shell: bash
diff --git a/Tests/GameCLITests/RunLogPersistenceTests.swift b/Tests/GameCLITests/RunLogPersistenceTests.swift
index 060840c..c5c83ba 100644
--- a/Tests/GameCLITests/RunLogPersistenceTests.swift
+++ b/Tests/GameCLITests/RunLogPersistenceTests.swift
@@ -2,6 +2,10 @@ import Foundation
 import XCTest
 @testable import GameCLI
 
+#if os(Windows)
+import WinSDK
+#endif
+
 final class RunLogPersistenceTests: XCTestCase {
     func testRunLogService_stripsANSIAndAddsTimestamp() {
         print("🧪 测试：testRunLogService_stripsANSIAndAddsTimestamp")
@@ -39,6 +43,13 @@ final class RunLogPersistenceTests: XCTestCase {
         defer { try? FileManager.default.removeItem(at: tmp) }
         
         let key = "SALU_DATA_DIR"
+#if os(Windows)
+        let old = ProcessInfo.processInfo.environment[key]
+        defer {
+            setEnvironmentVariable(key, old)
+        }
+        setEnvironmentVariable(key, tmp.path)
+#else
         let old = getenv(key).flatMap { String(cString: $0) }
         defer {
             if let old {
@@ -48,6 +59,7 @@ final class RunLogPersistenceTests: XCTestCase {
             }
         }
         setenv(key, tmp.path, 1)
+#endif
         
         let store = FileRunLogStore()
         store.appendLine("line1\n")
@@ -91,3 +103,17 @@ private final class InMemoryRunLogStore: RunLogStore, @unchecked Sendable {
         clearCount += 1
     }
 }
+
+#if os(Windows)
+private func setEnvironmentVariable(_ key: String, _ value: String?) {
+    let result: Bool = key.withCString(encodedAs: UTF16.self) { keyPtr in
+        if let value {
+            return value.withCString(encodedAs: UTF16.self) { valuePtr in
+                SetEnvironmentVariableW(keyPtr, valuePtr)
+            }
+        }
+        return SetEnvironmentVariableW(keyPtr, nil)
+    }
+    XCTAssertTrue(result, "Failed to set environment variable \(key)")
+}
+#endif
diff --git a/Tests/GameCLITests/ScreenAndRoomCoverageTests.swift b/Tests/GameCLITests/ScreenAndRoomCoverageTests.swift
index 67471db..d8c8d0a 100644
--- a/Tests/GameCLITests/ScreenAndRoomCoverageTests.swift
+++ b/Tests/GameCLITests/ScreenAndRoomCoverageTests.swift
@@ -3,6 +3,13 @@ import XCTest
 @testable import GameCLI
 import GameCore
 
+#if os(Windows)
+final class ScreenAndRoomCoverageTests: XCTestCase {
+    func testWindowsSkip() throws {
+        throw XCTSkip("Screen output capture uses POSIX APIs that are unavailable on Windows.")
+    }
+}
+#else
 #if canImport(Darwin)
 @preconcurrency import Darwin
 #else
@@ -199,6 +206,7 @@ final class ScreenAndRoomCoverageTests: XCTestCase {
         XCTAssertEqual(store.records.first?.won, true)
     }
 }
+#endif
 
 private extension String {
     func strippingANSICodes() -> String {