add github action (#2)

.github/workflows/swift.yml

@@ -0,0 +1,24 @@
+# This workflow will build a Swift project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-swift
+
+name: Swift
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    name: Swift ${{ matrix.swift }} on ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-12,macos-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build
+        run: swift build
+      - name: Run tests
+        run: swift test

Sources/DFService/utils/Runtime.swift

@@ -11,7 +11,11 @@ public extension DF.Runtime {
         return ProcessInfo.processInfo.environment["XCODE_RUNNING_FOR_PREVIEWS"] == "1"
     }
     var isRunningInTests: Bool {
-        return ProcessInfo.processInfo.environment["XCTestConfigurationFilePath"] != nil
+        #if canImport(XCTest)
+        return true
+        #else
+        return false
+        #endif
     }
 }