Add check for transpilation

Sources/AndroidBridge/AndroidBridge.swift

@@ -1,13 +1,22 @@
+// Copyright 2024 Skip
+//
 // This is free software: you can redistribute and/or modify it
 // under the terms of the GNU Lesser General Public License 3.0
 // as published by the Free Software Foundation https://fsf.org
 
-import Foundation
-#if canImport(AndroidNative)
-import AndroidNative
-#else
-import OSLog
-#endif
+//import Foundation
+import SkipBridge
 
-fileprivate let logger: Logger = Logger(subsystem: "AndroidBridge", category: "AndroidSwiftBridge")
+// Current limitations on Roboelectric testing require us to go through a compiled wrapper in order to perform our
+// tests of bridging Kotlin to Swift.
+
+// SKIP @BridgeToKotlin
+func testSupport_isSkipMode() -> Int32 {
+    isSkipMode()
+}
+
+// SKIP @BridgeToKotlin
+func testSupport_getAndroidContext() -> AndroidContext! {
+    AndroidContext.shared
+}
 

Sources/AndroidBridge/Kotlin/AndroidKotlinBridge.swift

@@ -1,7 +1,27 @@
+// Copyright 2024 Skip
+//
+// This is free software: you can redistribute and/or modify it
+// under the terms of the GNU Lesser General Public License 3.0
+// as published by the Free Software Foundation https://fsf.org
+
 import Foundation
-import OSLog
+//#if canImport(AndroidNative)
+//@_exported import AndroidNative
+//#elseif canImport(OSLog)
+//@_exported import OSLog
+//#endif
+//
+//fileprivate let logger: Logger = Logger(subsystem: "AndroidBridge", category: "AndroidKotlinBridge")
+
 
-fileprivate let logger: Logger = Logger(subsystem: "AndroidBridge", category: "AndroidKotlinBridge")
+// SKIP @BridgeToSwift
+func isSkipMode() -> Int32 {
+    #if SKIP
+    return 1
+    #else
+    return 0
+    #endif
+}
 
 // SKIP @BridgeToSwift
 func getJavaSystemProperty(_ name: String) -> String? {
@@ -10,20 +30,51 @@ func getJavaSystemProperty(_ name: String) -> String? {
     #else   
     return nil
     #endif
-}       
+}
+
+// SKIP @BridgeToSwift
+public func getAndroidContext() -> AndroidContext? {
+    //logger.warning("### getAndroidContext invoked")
+    #if SKIP
+    return AndroidContext(context: ProcessInfo.processInfo.androidContext)
+    #else
+    //fatalError("### getAndroidContext should only be called through Kotlin")
+    return nil
+    #endif
+}
 
 // SKIP @BridgeToSwift
 public class AndroidContext {
     #if !SKIP
     /// In non-Skip environments, AndroidContext is nil
-    public static let shared: AndroidContext? = nil
+    public static let shared: AndroidContext! = nil
     #else
-    public static let shared: AndroidContext? = AndroidContext(context: ProcessInfo.processInfo.androidContext)
+    public static let shared: AndroidContext = AndroidContext(context: ProcessInfo.processInfo.androidContext)
 
     private let context: android.content.Context
 
-    private init(context: android.content.Context) {
+    fileprivate init(context: android.content.Context) {
         self.context = context
     }
     #endif
+
+    /// Returns the absolute path to the directory on the filesystem where files created with openFileOutput(String, int) are stored.
+    ///
+    /// The returned path may change over time if the calling app is moved to an adopted storage device, so only relative paths should be persisted.
+    public var filesDir: String {
+        #if !SKIP
+        fatalError("unbridged invocation")
+        #else
+        self.context.getFilesDir().getAbsolutePath()
+        #endif
+    }
+
+    /// Returns the absolute path to the application specific cache directory on the filesystem.
+    public var cacheDir: String {
+        #if !SKIP
+        fatalError("unbridged invocation")
+        #else
+        self.context.getCacheDir().getAbsolutePath()
+        #endif
+    }
 }

Sources/AndroidBridge/Skip/skip.yml

@@ -1,4 +1,4 @@
 # Configuration file for https://skip.tools project
 skip:
-  mode: swift
+  mode: 'swift'
 

Tests/AndroidBridgeTests/AndroidBridgeTests.swift

@@ -1,3 +1,5 @@
+// Copyright 2024 Skip
+//
 // This is free software: you can redistribute and/or modify it
 // under the terms of the GNU Lesser General Public License 3.0
 // as published by the Free Software Foundation https://fsf.org
@@ -19,11 +21,22 @@ final class AndroidBridgeTests: XCTestCase {
     }
 
     func testAndroidBridge() throws {
-        logger.log("running testSkipAndroidBridge")
+        let mode = testSupport_isSkipMode()
         #if SKIP
-        XCTAssertNotNil(AndroidContext.shared)
+        XCTAssertEqual(1, mode, "@BridgeToSwift should be transpiled")
+        #else
+        XCTAssertEqual(0, mode, "@BridgeToSwift should NOT be transpiled")
+        #endif
+
+        logger.log("running testSkipAndroidBridge")
+        let context = testSupport_getAndroidContext()
+        #if !SKIP
+        XCTAssertNil(context)
         #else
-        XCTAssertNil(AndroidContext.shared)
+        XCTAssertNotNil(ProcessInfo.processInfo.androidContext, "ProcessInfo.processInfo.androidContext was nil")
+        XCTAssertNotNil(context, "bridged context was nil")
+        XCTAssertEqual("/data/user/0/android.bridge.test/files", context.filesDir)
+        XCTAssertEqual("/data/user/0/android.bridge.test/cache", context.cacheDir)
         #endif
     }
 }

Tests/AndroidBridgeTests/XCSkipTests.swift

@@ -1,3 +1,5 @@
+// Copyright 2024 Skip
+//
 // This is free software: you can redistribute and/or modify it
 // under the terms of the GNU Lesser General Public License 3.0
 // as published by the Free Software Foundation https://fsf.org