[in_app_purchase] fix "autoConsume" param in "buyConsumable" (#3957)

diff --git a/packages/in_app_purchase/in_app_purchase/CHANGELOG.md b/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
index 0d479fc..0f75d18 100644
--- a/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
+++ b/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.0.2
+
+* Fix ignoring "autoConsume" param in "InAppPurchase.instance.buyConsumable".
+
 ## 1.0.1
 
 * Migrate maven repository from jcenter to mavenCentral.
diff --git a/packages/in_app_purchase/in_app_purchase/lib/in_app_purchase.dart b/packages/in_app_purchase/in_app_purchase/lib/in_app_purchase.dart
index f8547e4..4553619 100644
--- a/packages/in_app_purchase/in_app_purchase/lib/in_app_purchase.dart
+++ b/packages/in_app_purchase/in_app_purchase/lib/in_app_purchase.dart
@@ -162,6 +162,7 @@
   }) =>
       InAppPurchasePlatform.instance.buyConsumable(
         purchaseParam: purchaseParam,
+        autoConsume: autoConsume,
       );
 
   /// Mark that purchased content has been delivered to the user.
diff --git a/packages/in_app_purchase/in_app_purchase/pubspec.yaml b/packages/in_app_purchase/in_app_purchase/pubspec.yaml
index 79540c2..aeb7b63 100644
--- a/packages/in_app_purchase/in_app_purchase/pubspec.yaml
+++ b/packages/in_app_purchase/in_app_purchase/pubspec.yaml
@@ -2,7 +2,7 @@
 description: A Flutter plugin for in-app purchases. Exposes APIs for making in-app purchases through the App Store and Google Play.
 repository: https://github.com/flutter/plugins/tree/master/packages/in_app_purchase
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+in_app_purchase%22
-version: 1.0.1
+version: 1.0.2
 
 environment:
   sdk: ">=2.12.0 <3.0.0"
diff --git a/packages/in_app_purchase/in_app_purchase/test/in_app_purchase_test.dart b/packages/in_app_purchase/in_app_purchase/test/in_app_purchase_test.dart
index 494c314..b8c7bd8 100644
--- a/packages/in_app_purchase/in_app_purchase/test/in_app_purchase_test.dart
+++ b/packages/in_app_purchase/in_app_purchase/test/in_app_purchase_test.dart
@@ -87,15 +87,33 @@
     });
 
     test('buyConsumable', () async {
+      final purchaseParam = PurchaseParam(productDetails: productDetails);
       final bool result = await inAppPurchase.buyConsumable(
-        purchaseParam: PurchaseParam(
-          productDetails: productDetails,
-        ),
+        purchaseParam: purchaseParam,
       );
 
       expect(result, true);
       expect(fakePlatform.log, <Matcher>[
-        isMethodCall('buyConsumable', arguments: null),
+        isMethodCall('buyConsumable', arguments: {
+          "purchaseParam": purchaseParam,
+          "autoConsume": true,
+        }),
+      ]);
+    });
+
+    test('buyConsumable with autoConsume=false', () async {
+      final purchaseParam = PurchaseParam(productDetails: productDetails);
+      final bool result = await inAppPurchase.buyConsumable(
+        purchaseParam: purchaseParam,
+        autoConsume: false,
+      );
+
+      expect(result, true);
+      expect(fakePlatform.log, <Matcher>[
+        isMethodCall('buyConsumable', arguments: {
+          "purchaseParam": purchaseParam,
+          "autoConsume": false,
+        }),
       ]);
     });
 
@@ -152,7 +170,10 @@
     required PurchaseParam purchaseParam,
     bool autoConsume = true,
   }) {
-    log.add(MethodCall('buyConsumable'));
+    log.add(MethodCall('buyConsumable', {
+      "purchaseParam": purchaseParam,
+      "autoConsume": autoConsume,
+    }));
     return Future.value(true);
   }