native tests are donesies

packages/in_app_purchase/in_app_purchase_storekit/darwin/Classes/StoreKit2/InAppPurchaseStoreKit2.swift

@@ -45,11 +45,13 @@ extension InAppPurchasePlugin: InAppPurchase2API {
       do {
         let product = try await Product.products(for: [id]).first
         guard let product = product else {
-          throw PigeonError(
+          let error = PigeonError(
             code: "storekit2_failed_to_fetch_product", message: "Storekit has failed to fetch this product.",
             details: "Storekit has failed to fetch this product.")
+          return completion(.failure(error))
         }
-        let result = try await product.purchase()
+
+        let result = try await product.purchase(options: [])
 
         switch result {
         case .success(let verification):

packages/in_app_purchase/in_app_purchase_storekit/example/ios/Runner/Configuration.storekit

@@ -92,7 +92,10 @@
         "name" : "App Store Sync"
       },
       {
-        "current" : null,
+        "current" : {
+          "index" : 2,
+          "type" : "generic"
+        },
         "enabled" : false,
         "name" : "Subscription Status"
       },

packages/in_app_purchase/in_app_purchase_storekit/example/ios/RunnerTests/InAppPurchaseStoreKit2PluginTests.swift

@@ -19,10 +19,9 @@ final class InAppPurchase2PluginTests: XCTestCase {
     session = try! SKTestSession(configurationFileNamed: "Configuration")
     session.resetToDefaultState()
     session.clearTransactions()
-    print("deleting")
     session.disableDialogs = true
-    let receiptManagerStub = FIAPReceiptManagerStub()
-    plugin = InAppPurchasePluginStub(receiptManager: receiptManagerStub) { request in
+
+    plugin = InAppPurchasePluginStub(receiptManager: FIAPReceiptManagerStub()) { request in
       DefaultRequestHandler(requestHandler: FIAPRequestHandler(request: request))
     }
     try plugin.startListeningToTransactions()
@@ -126,9 +125,6 @@ final class InAppPurchase2PluginTests: XCTestCase {
       }
     }
     await fulfillment(of: [expectation], timeout: 5)
-
-    // Reset test session
-//    try await session.setSimulatedError(nil, forAPI: .loadProducts)
   }
 
   func testSuccessfulPurchase() async throws {
@@ -165,10 +161,46 @@ final class InAppPurchase2PluginTests: XCTestCase {
       }
     }
     await fulfillment(of: [expectation], timeout: 5)
-//    try await session.setSimulatedError(nil, forAPI: .loadProducts)
   }
 
-  func testDiscountedSubscriptionSuccess() async throws {
+  @available(iOS 17.0, *)
+  func testFailedProductUnavilablePurchase() async throws {
+    try await session.setSimulatedError(
+      .purchase(.productUnavailable), forAPI: .purchase)
+    let expectation = self.expectation(description: "Purchase request should succeed")
+    plugin.purchase(
+      id: "consumable", options: nil
+    ) { result in
+      switch result {
+      case .success(_):
+        XCTFail("Purchase should NOT suceed.")
+      case .failure(let error):
+        XCTAssertEqual(error.localizedDescription, "Item Unavailable")
+        expectation.fulfill()
+      }
+    }
+    await fulfillment(of: [expectation], timeout: 5)
+  }
+
+  func testInvalidProductPurchase() async throws {
+    let expectation = self.expectation(description: "products request should fail")
+    plugin.purchase(
+      id: "invalid_product", options: nil
+    ) { result in
+      switch result {
+      case .success(_):
+        XCTFail("Purchase should NOT suceed.")
+      case .failure(let error):
+        let pigeonError = error as! PigeonError;
+
+        XCTAssertEqual(pigeonError.code, "storekit2_failed_to_fetch_product")
+        expectation.fulfill()
+      }
+    }
+    await fulfillment(of: [expectation], timeout: 5)
+  }
+
+  func testPurchaseUpgradeConsumableSuccess() async throws {
     let expectation = self.expectation(description: "Purchase request should succeed")
     plugin.purchase(
       id: "subscription_discounted", options: nil
@@ -185,10 +217,10 @@ final class InAppPurchase2PluginTests: XCTestCase {
     await fulfillment(of: [expectation], timeout: 5)
   }
 
-  func testDiscountedProductSuccess() async throws {
+  func testDiscountedSubscriptionSuccess() async throws {
     let expectation = self.expectation(description: "Purchase request should succeed")
     plugin.purchase(
-      id: "consumable_discounted", options: nil
+      id: "subscription_discounted", options: nil
     ) { result in
       switch result {
       case .success(let purchaseResult):
@@ -202,24 +234,20 @@ final class InAppPurchase2PluginTests: XCTestCase {
     await fulfillment(of: [expectation], timeout: 5)
   }
 
-  @available(iOS 17.0, *)
-  func testPurchaseFailureReturnsCorrectError() async throws {
-    try await session.setSimulatedError(
-      .purchase(.productUnavailable), forAPI: .purchase)
+  func testDiscountedProductSuccess() async throws {
     let expectation = self.expectation(description: "Purchase request should succeed")
     plugin.purchase(
-      id: "consumable", options: nil
+      id: "consumable_discounted", options: nil
     ) { result in
       switch result {
-      case .success(_):
-        XCTFail("Purchase should NOT suceed.")
-      case .failure(let error):
-        XCTAssertEqual(error.localizedDescription, "Item Unavailable")
+      case .success(let purchaseResult):
+        print("Purchase successful: \(purchaseResult)")
         expectation.fulfill()
+
+      case .failure(let error):
+        XCTFail("Purchase should NOT fail. Failed with \(error)")
       }
     }
     await fulfillment(of: [expectation], timeout: 5)
-//    try await session.setSimulatedError(
-//      nil, forAPI: .purchase)
   }
 }

packages/in_app_purchase/in_app_purchase_storekit/test/fakes/fake_storekit_platform.dart

@@ -285,6 +285,7 @@ class FakeStoreKit2Platform implements TestInAppPurchase2Api {
   late Set<String> validProductIDs;
   late Map<String, SK2Product> validProducts;
   PlatformException? queryProductException;
+  bool isListenerRegistered = false;
 
   void reset() {
     validProductIDs = <String>{'123', '456'};
@@ -331,28 +332,26 @@ class FakeStoreKit2Platform implements TestInAppPurchase2Api {
   @override
   Future<SK2ProductPurchaseResultMessage> purchase(String id,
       {SK2ProductPurchaseOptionsMessage? options}) {
-    return SK2ProductPurchaseResultMessage.
+    return Future<SK2ProductPurchaseResultMessage>.value(SK2ProductPurchaseResultMessage.success);
   }
 
   @override
   Future<void> finish(int id) {
-    // TODO: implement finish
-    throw UnimplementedError();
+    return Future<void>.value();
   }
 
   @override
   Future<List<SK2TransactionMessage?>> transactions() {
-    // TODO: implement transactions
-    throw UnimplementedError();
+    return
+      Future<List<SK2TransactionMessage?>>.value([SK2TransactionMessage(id: 123, originalId: 123, productId: "product_id", purchaseDate: "12-12")]);
   }
 
   @override
   void startListeningToTransactions() {
-    // TODO: implement startListeningToTransactions
+    isListenerRegistered = true;
   }
 
   @override
   void stopListeningToTransactions() {
-    // TODO: implement stopListeningToTransactions
-  }
+    isListenerRegistered = false;  }
 }