Merge pull request #1 from Purchase-Fly/fix

remove duplicate

.travis.yml

@@ -1,6 +1,6 @@
 language: go
 go:
-- 1.13.x
+- 1.12.5
 env:
   global:
   - GO111MODULE=on

Makefile

@@ -1,22 +1,15 @@
-.PHONEY: all
+
+.PHONEY: all setup test cover
+
 all: setup cover
 
-.PHONEY: setup
 setup:
 		go get golang.org/x/tools/cmd/cover
 		go get google.golang.org/appengine/urlfetch
 		go get ./...
 
-.PHONEY: test
 test:
 		go test -v ./...
 
-.PHONEY: cover
 cover:
 		go test -coverprofile=coverage.txt ./...
-
-.PHONEY: generate
-generate:
-	rm -rf ./appstore/mocks/*
-	rm -rf ./playstore/mocks/*
-	go generate ./...

README.md

@@ -1,7 +1,7 @@
 go-iap
 ======
 
-![](https://img.shields.io/badge/golang-1.13-blue.svg?style=flat)
+![](https://img.shields.io/badge/golang-1.12-blue.svg?style=flat)
 [![Build Status](https://travis-ci.org/awa/go-iap.svg?branch=master)](https://travis-ci.org/awa/go-iap)
 [![codecov.io](https://codecov.io/github/awa/go-iap/coverage.svg?branch=master)](https://codecov.io/github/awa/go-iap?branch=master)
 

appstore/mocks/appstore.go

@@ -1,49 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: github.com/awa/go-iap/appstore (interfaces: IAPClient)
-
-// Package mocks is a generated GoMock package.
-package mocks
-
-import (
-	context "context"
-	appstore "github.com/awa/go-iap/appstore"
-	gomock "github.com/golang/mock/gomock"
-	reflect "reflect"
-)
-
-// MockIAPClient is a mock of IAPClient interface
-type MockIAPClient struct {
-	ctrl     *gomock.Controller
-	recorder *MockIAPClientMockRecorder
-}
-
-// MockIAPClientMockRecorder is the mock recorder for MockIAPClient
-type MockIAPClientMockRecorder struct {
-	mock *MockIAPClient
-}
-
-// NewMockIAPClient creates a new mock instance
-func NewMockIAPClient(ctrl *gomock.Controller) *MockIAPClient {
-	mock := &MockIAPClient{ctrl: ctrl}
-	mock.recorder = &MockIAPClientMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockIAPClient) EXPECT() *MockIAPClientMockRecorder {
-	return m.recorder
-}
-
-// Verify mocks base method
-func (m *MockIAPClient) Verify(arg0 context.Context, arg1 appstore.IAPRequest, arg2 interface{}) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "Verify", arg0, arg1, arg2)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// Verify indicates an expected call of Verify
-func (mr *MockIAPClientMockRecorder) Verify(arg0, arg1, arg2 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Verify", reflect.TypeOf((*MockIAPClient)(nil).Verify), arg0, arg1, arg2)
-}

appstore/model.go

@@ -149,7 +149,6 @@ type (
 		PendingRenewalInfo []PendingRenewalInfo `json:"pending_renewal_info,omitempty"`
 		IsRetryable        bool                 `json:"is-retryable,omitempty"`
 	}
-
 	// The IAPLatestResponse type has the response properties
 	// If you use latest_receipt as token to verify, response should be like following struct
 	IAPLatestResponse struct {
@@ -158,7 +157,7 @@ type (
 		LatestReceiptInfo              InApp  `json:"latest_receipt_info,omitempty"`
 		LatestExpiredReceiptInfo       InApp  `json:"latest_expired_receipt_info,omitempty"`
 		LatestReceipt                  string `json:"latest_receipt,omitempty"`
-		SubscriptionAutoRenewStatus    interface{} `json:"auto_renew_status,omitempty"`
+		SubscriptionAutoRenewStatus    string `json:"auto_renew_status,omitempty"`
 		SubscriptionAutoRenewProductID string `json:"auto_renew_product_id,omitempty"`
 		SubscriptionRetryFlag          string `json:"is_in_billing_retry_period,omitempty"`
 	}

appstore/notification.go

@@ -19,8 +19,6 @@ const (
 	NotificationTypeDidChangeRenewalPreference NotificationType = "DID_CHANGE_RENEWAL_PREF"
 	// Customer changed the subscription renewal status. Current active plan is not affected.
 	NotificationTypeDidChangeRenewalStatus NotificationType = "DID_CHANGE_RENEWAL_STATUS"
-	// Subscription failed to renew due to a billing issue.
-	NotificationTypeDidFailToRenew NotificationType = "DID_FAIL_TO_RENEW"
 )
 
 type NotificationEnvironment string
@@ -56,11 +54,10 @@ type NotificationReceipt struct {
 	OriginalPurchaseDate
 	NotificationExpiresDate
 	CancellationDate
-	CancellationReason string `json:"cancellation_reason,omitempty"`
 }
 
 type NotificationUnifiedReceipt struct {
-	Status             int                  `json:"status"`
+	Status             string               `json:"status"`
 	Environment        Environment          `json:"environment"`
 	LatestReceipt      string               `json:"latest_receipt"`
 	LatestReceiptInfo  []InApp              `json:"latest_receipt_info"`
@@ -96,21 +93,16 @@ type SubscriptionNotification struct {
 	// Posted if the notification_type is RENEWAL or INTERACTIVE_RENEWAL, and only if the renewal is successful.
 	// Posted also if the notification_type is INITIAL_BUY.
 	// Not posted for notification_type CANCEL.
-	// Deprecated: use UnifiedReceipt.LatestReceipt instead. See details: https://developer.apple.com/documentation/appstoreservernotifications/ .
 	LatestReceipt     string              `json:"latest_receipt"`
-	// Deprecated: use UnifiedReceipt.LatestReceiptInfo instead. See details: https://developer.apple.com/documentation/appstoreservernotifications/ .
 	LatestReceiptInfo NotificationReceipt `json:"latest_receipt_info"`
 
 	// In the new notifications above properties latest_receipt, latest_receipt_info are moved under this one
 	UnifiedReceipt NotificationUnifiedReceipt `json:"unified_receipt"`
 
 	// Posted only if the notification_type is RENEWAL or CANCEL or if renewal failed and subscription expired.
-	// Deprecated: see details: https://developer.apple.com/documentation/appstoreservernotifications/ .
 	LatestExpiredReceipt     string              `json:"latest_expired_receipt"`
-	// Deprecated: see details: https://developer.apple.com/documentation/appstoreservernotifications/ .
 	LatestExpiredReceiptInfo NotificationReceipt `json:"latest_expired_receipt_info"`
 
 	// Posted only if the notification_type is CANCEL.
 	CancellationDate
-	CancellationReason string `json:"cancellation_reason,omitempty"`
 }

appstore/validator.go

@@ -5,14 +5,11 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"io/ioutil"
 	"net/http"
 	"time"
 )
 
-//go:generate mockgen  -destination=mocks/appstore.go -package=mocks github.com/awa/go-iap/appstore IAPClient
-
 const (
 	// SandboxURL is the endpoint for sandbox environment.
 	SandboxURL string = "https://sandbox.itunes.apple.com/verifyReceipt"
@@ -34,53 +31,47 @@ type Client struct {
 	httpCli       *http.Client
 }
 
-var (
-	ErrAppStoreServer = errors.New("AppStore server error")
-
-	ErrInvalidJSON            = errors.New("The App Store could not read the JSON object you provided.")
-	ErrInvalidReceiptData     = errors.New("The data in the receipt-data property was malformed or missing.")
-	ErrReceiptUnauthenticated = errors.New("The receipt could not be authenticated.")
-	ErrInvalidSharedSecret    = errors.New("The shared secret you provided does not match the shared secret on file for your account.")
-	ErrServerUnavailable      = errors.New("The receipt server is not currently available.")
-	ErrReceiptIsForTest       = errors.New("This receipt is from the test environment, but it was sent to the production environment for verification. Send it to the test environment instead.")
-	ErrReceiptIsForProduction = errors.New("This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead.")
-	ErrReceiptUnauthorized    = errors.New("This receipt could not be authorized. Treat this the same as if a purchase was never made.")
-
-	ErrInternalDataAccessError = errors.New("Internal data access error.")
-	ErrUnknown                 = errors.New("An unknown error occurred")
-)
-
 // HandleError returns error message by status code
 func HandleError(status int) error {
-	var e error
+	var message string
+
 	switch status {
 	case 0:
 		return nil
+
 	case 21000:
-		e = ErrInvalidJSON
+		message = "The App Store could not read the JSON object you provided."
+
 	case 21002:
-		e = ErrInvalidReceiptData
+		message = "The data in the receipt-data property was malformed or missing."
+
 	case 21003:
-		e = ErrReceiptUnauthenticated
+		message = "The receipt could not be authenticated."
+
 	case 21004:
-		e = ErrInvalidSharedSecret
+		message = "The shared secret you provided does not match the shared secret on file for your account."
+
 	case 21005:
-		e = ErrServerUnavailable
+		message = "The receipt server is not currently available."
+
 	case 21007:
-		e = ErrReceiptIsForTest
+		message = "This receipt is from the test environment, but it was sent to the production environment for verification. Send it to the test environment instead."
+
 	case 21008:
-		e = ErrReceiptIsForProduction
+		message = "This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead."
+
 	case 21010:
-		e = ErrReceiptUnauthorized
+		message = "This receipt could not be authorized. Treat this the same as if a purchase was never made."
+
 	default:
 		if status >= 21100 && status <= 21199 {
-			e = ErrInternalDataAccessError
+			message = "Internal data access error."
 		} else {
-			e = ErrUnknown
+			message = "An unknown error occurred"
 		}
 	}
 
-	return fmt.Errorf("status %d: %w", status, e)
+	return errors.New(message)
 }
 
 // New creates a client object
@@ -122,9 +113,6 @@ func (c *Client) Verify(ctx context.Context, reqBody IAPRequest, result interfac
 		return "", err
 	}
 	defer resp.Body.Close()
-	if resp.StatusCode >= 500 {
-		return "", fmt.Errorf("Received http status code %d from the App Store: %w", resp.StatusCode, ErrAppStoreServer)
-	}
 	return c.parseResponse(resp, result, ctx, reqBody)
 }
 
@@ -163,10 +151,6 @@ func (c *Client) parseResponse(resp *http.Response, result interface{}, ctx cont
 			return "", err
 		}
 		defer resp.Body.Close()
-		if resp.StatusCode >= 500 {
-			return Sandbox, fmt.Errorf("Received http status code %d from the App Store Sandbox: %w", resp.StatusCode, ErrAppStoreServer)
-		}
-
 		// 21007 is found when the receipt is from the test environment
 		return Sandbox, json.NewDecoder(resp.Body).Decode(result)
 	}

appstore/validator_test.go

@@ -26,52 +26,52 @@ func TestHandleError(t *testing.T) {
 		{
 			name: "status 21000",
 			in:   21000,
-			out:  ErrInvalidJSON,
+			out:  errors.New("The App Store could not read the JSON object you provided."),
 		},
 		{
 			name: "status 21002",
 			in:   21002,
-			out:  ErrInvalidReceiptData,
+			out:  errors.New("The data in the receipt-data property was malformed or missing."),
 		},
 		{
 			name: "status 21003",
 			in:   21003,
-			out:  ErrReceiptUnauthenticated,
+			out:  errors.New("The receipt could not be authenticated."),
 		},
 		{
 			name: "status 21004",
 			in:   21004,
-			out:  ErrInvalidSharedSecret,
+			out:  errors.New("The shared secret you provided does not match the shared secret on file for your account."),
 		},
 		{
 			name: "status 21005",
 			in:   21005,
-			out:  ErrServerUnavailable,
+			out:  errors.New("The receipt server is not currently available."),
 		},
 		{
 			name: "status 21007",
 			in:   21007,
-			out:  ErrReceiptIsForTest,
+			out:  errors.New("This receipt is from the test environment, but it was sent to the production environment for verification. Send it to the test environment instead."),
 		},
 		{
 			name: "status 21008",
 			in:   21008,
-			out:  ErrReceiptIsForProduction,
+			out:  errors.New("This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead."),
 		},
 		{
 			name: "status 21010",
 			in:   21010,
-			out:  ErrReceiptUnauthorized,
+			out:  errors.New("This receipt could not be authorized. Treat this the same as if a purchase was never made."),
 		},
 		{
 			name: "status 21100 ~ 21199",
 			in:   21100,
-			out:  ErrInternalDataAccessError,
+			out:  errors.New("Internal data access error."),
 		},
 		{
 			name: "status unknown",
 			in:   100,
-			out:  ErrUnknown,
+			out:  errors.New("An unknown error occurred"),
 		},
 	}
 
@@ -79,7 +79,7 @@ func TestHandleError(t *testing.T) {
 		t.Run(v.name, func(t *testing.T) {
 			out := HandleError(v.in)
 
-			if !errors.Is(out, v.out) {
+			if !reflect.DeepEqual(out, v.out) {
 				t.Errorf("input: %d\ngot: %v\nwant: %v\n", v.in, out, v.out)
 			}
 		})
@@ -180,30 +180,29 @@ func TestResponses(t *testing.T) {
 	result := &IAPResponse{}
 
 	type testCase struct {
-		name        string
 		testServer  *httptest.Server
 		sandboxServ *httptest.Server
 		expected    *IAPResponse
 	}
 
 	testCases := []testCase{
+		// VerifySandboxReceipt
 		{
-			name:        "VerifySandboxReceipt",
 			testServer:  httptest.NewServer(serverWithResponse(http.StatusOK, `{"status": 21007}`)),
 			sandboxServ: httptest.NewServer(serverWithResponse(http.StatusOK, `{"status": 0}`)),
 			expected: &IAPResponse{
 				Status: 0,
 			},
 		},
+		// VerifyBadPayload
 		{
-			name:       "VerifyBadPayload",
 			testServer: httptest.NewServer(serverWithResponse(http.StatusOK, `{"status": 21002}`)),
 			expected: &IAPResponse{
 				Status: 21002,
 			},
 		},
+		// SuccessPayload
 		{
-			name:       "SuccessPayload",
 			testServer: httptest.NewServer(serverWithResponse(http.StatusBadRequest, `{"status": 0}`)),
 			expected: &IAPResponse{
 				Status: 0,
@@ -214,8 +213,7 @@ func TestResponses(t *testing.T) {
 	client := New()
 	client.SandboxURL = "localhost"
 
-	for _, tc := range testCases {
-		t.Run(tc.name, func(t *testing.T) {
+	for i, tc := range testCases {
 		defer tc.testServer.Close()
 		client.ProductionURL = tc.testServer.URL
 		if tc.sandboxServ != nil {
@@ -225,54 +223,47 @@ func TestResponses(t *testing.T) {
 		ctx := context.Background()
 		err := client.Verify(ctx, req, result)
 		if err != nil {
-				t.Errorf("%s", err)
+			t.Errorf("Test case %d - %s", i, err.Error())
 		}
 		if !reflect.DeepEqual(result, tc.expected) {
-				t.Errorf("got %v\nwant %v", result, tc.expected)
+			t.Errorf("Test case %d - got %v\nwant %v", i, result, tc.expected)
 		}
-		})
 	}
 }
 
-func TestHttpStatusErrors(t *testing.T) {
+func TestErrors(t *testing.T) {
 	req := IAPRequest{
 		ReceiptData: "dummy data",
 	}
 	result := &IAPResponse{}
 
 	type testCase struct {
-		name       string
 		testServer *httptest.Server
-		err        error
 	}
 
 	testCases := []testCase{
+		// VerifySandboxReceiptFailure
 		{
-			name:       "status 200",
-			testServer: httptest.NewServer(serverWithResponse(http.StatusOK, `{"status": 21000}`)),
-			err:        nil,
+			testServer: httptest.NewServer(serverWithResponse(http.StatusOK, `{"status": 21007}`)),
 		},
+		// VerifyBadResponse
 		{
-			name:       "status 500",
 			testServer: httptest.NewServer(serverWithResponse(http.StatusInternalServerError, `qwerty!@#$%^`)),
-			err:        ErrAppStoreServer,
 		},
 	}
 
 	client := New()
 	client.SandboxURL = "localhost"
 
-	for _, tc := range testCases {
-		t.Run(tc.name, func(t *testing.T) {
+	for i, tc := range testCases {
 		defer tc.testServer.Close()
 		client.ProductionURL = tc.testServer.URL
 
 		ctx := context.Background()
 		err := client.Verify(ctx, req, result)
-			if !errors.Is(err, tc.err) {
-				t.Errorf("expected error to be not nil since the sandbox is not responding")
+		if err == nil {
+			t.Errorf("Test case %d - expected error to be not nil since the sandbox is not responding", i)
 		}
-		})
 	}
 }
 
@@ -306,10 +297,12 @@ func serverWithResponse(statusCode int, response string) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		if "POST" == r.Method {
 			w.Header().Set("Content-Type", "application/json")
-			w.WriteHeader(statusCode)
 			w.Write([]byte(response))
+			return
 		} else {
 			w.Write([]byte(`unsupported request`))
 		}
+
+		w.WriteHeader(statusCode)
 	})
 }

go.mod

@@ -1,16 +1,27 @@
-module git.deineagentur.com/DeineAgenturUG/go-iap
+module github.com/awa/go-iap
 
-go 1.13
+go 1.12
 
 require (
 	cloud.google.com/go v0.39.0 // indirect
-	github.com/golang/mock v1.4.0
+	github.com/golang/mock v1.3.1 // indirect
+	github.com/google/btree v1.0.0 // indirect
+	github.com/google/pprof v0.0.0-20190515194954-54271f7e092f // indirect
+	github.com/kr/pty v1.1.4 // indirect
 	go.opencensus.io v0.22.0 // indirect
-	golang.org/x/net v0.0.0-20190620200207-3b0461eec859 // indirect
+	golang.org/x/crypto v0.0.0-20190530122614-20be4c3c3ed5 // indirect
+	golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522 // indirect
+	golang.org/x/image v0.0.0-20190523035834-f03afa92d3ff // indirect
+	golang.org/x/lint v0.0.0-20190409202823-959b441ac422 // indirect
+	golang.org/x/mobile v0.0.0-20190509164839-32b2708ab171 // indirect
+	golang.org/x/net v0.0.0-20190522155817-f3200d17e092 // indirect
 	golang.org/x/oauth2 v0.0.0-20190523182746-aaccbc9213b0
 	golang.org/x/sys v0.0.0-20190530182044-ad28b68e88f1 // indirect
+	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
+	golang.org/x/tools v0.0.0-20190530215528-75312fb06703 // indirect
 	google.golang.org/api v0.5.1-0.20190526001144-9f3a303b451f
-	google.golang.org/appengine v1.6.5
+	google.golang.org/appengine v1.6.0
 	google.golang.org/genproto v0.0.0-20190530194941-fb225487d101 // indirect
 	google.golang.org/grpc v1.21.0 // indirect
+	honnef.co/go/tools v0.0.0-20190530170028-a1efa522b896 // indirect
 )

go.sum

@@ -4,52 +4,71 @@ cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMT
 cloud.google.com/go v0.39.0 h1:UgQP9na6OTfp4dsAiz/eFpFA1C6tPdH5wiRdi19tuMw=
 cloud.google.com/go v0.39.0/go.mod h1:rVLT6fkc8chs9sfPtFc1SBH6em7n+ZoXaG+87tDISts=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
-github.com/golang/mock v1.2.0 h1:28o5sBqPkBsMGnC6b4MvE2TzSr5/AT4c/1fLqVGIwlk=
 github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
-github.com/golang/mock v1.4.0 h1:Rd1kQnQu0Hq3qvJppYSG0HtP+f5LPPUiDswTLiEegLg=
-github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
+github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y=
 github.com/golang/protobuf v1.2.0 h1:P3YflyNX/ehuJFLhxviNdFxQPkGK5cDcApsge1SqnvM=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
+github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
-github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
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 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
+golang.org/x/oauth2 v0.0.0-20190517181255-950ef44c6e07 h1:XC1K3wNjuz44KaI+cj85C9TW85w/46RH7J+DTXNH5Wk=
+golang.org/x/oauth2 v0.0.0-20190517181255-950ef44c6e07/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190523182746-aaccbc9213b0 h1:xFEXbcD0oa/xhqQmMXztdZ0bWvexAWds+8c1gRN8nu0=
 golang.org/x/oauth2 v0.0.0-20190523182746-aaccbc9213b0/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -59,22 +78,27 @@ golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190530182044-ad28b68e88f1 h1:R4dVlxdmKenVdMRS/tTspEpSTRWINYrHD8ySIU9yCIU=
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 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
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 golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
+golang.org/x/tools v0.0.0-20190521203540-521d6ed310dd/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
+golang.org/x/tools v0.0.0-20190530215528-75312fb06703/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 google.golang.org/api v0.5.0 h1:lj9SyhMzyoa38fgFF0oO2T6pjs5IzkLPKfVtxpyCRMM=
 google.golang.org/api v0.5.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/api v0.5.1-0.20190526001144-9f3a303b451f h1:tAgkkP6ovjCY8HraRtpXwh0CVqHwGqEAVLHwXyfFjIM=
@@ -82,13 +106,15 @@ google.golang.org/api v0.5.1-0.20190526001144-9f3a303b451f/go.mod h1:8k5glujaEP+
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
-google.golang.org/appengine v1.6.5 h1:tycE03LOZYQNhDpS27tcQdAzLCVMaj7QT2SXxebnpCM=
-google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine v1.6.0 h1:Tfd7cKwKbFRsI8RMAD3oqqw7JPFRrvFlOsfbgVkjOOw=
+google.golang.org/appengine v1.6.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19 h1:Lj2SnHtxkRGJDqnGaSjo+CCdIieEnwVazbOXILwQemk=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190508193815-b515fa19cec8/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
+google.golang.org/genproto v0.0.0-20190522204451-c2c4e71fbf69 h1:4rNOqY4ULrKzS6twXa619uQgI7h9PaVd4ZhjFQ7C5zs=
+google.golang.org/genproto v0.0.0-20190522204451-c2c4e71fbf69/go.mod h1:z3L6/3dTEVtUr6QSP8miRzeRqwQOioJ9I66odjN4I7s=
 google.golang.org/genproto v0.0.0-20190530194941-fb225487d101 h1:wuGevabY6r+ivPNagjUXGGxF+GqgMd+dBhjsxW4q9u4=
 google.golang.org/genproto v0.0.0-20190530194941-fb225487d101/go.mod h1:z3L6/3dTEVtUr6QSP8miRzeRqwQOioJ9I66odjN4I7s=
 google.golang.org/grpc v1.19.0 h1:cfg4PD8YEdSFnm7qLV4++93WcmhH2nIUhMjhdCvl3j8=
@@ -96,7 +122,9 @@ google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZi
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
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 google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
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-rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
-rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
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playstore/mocks/playstore.go

@@ -1,158 +0,0 @@
-// Code generated by MockGen. DO NOT EDIT.
-// Source: github.com/awa/go-iap/playstore (interfaces: IABProduct,IABSubscription)
-
-// Package mocks is a generated GoMock package.
-package mocks
-
-import (
-	context "context"
-	gomock "github.com/golang/mock/gomock"
-	v3 "google.golang.org/api/androidpublisher/v3"
-	reflect "reflect"
-)
-
-// MockIABProduct is a mock of IABProduct interface
-type MockIABProduct struct {
-	ctrl     *gomock.Controller
-	recorder *MockIABProductMockRecorder
-}
-
-// MockIABProductMockRecorder is the mock recorder for MockIABProduct
-type MockIABProductMockRecorder struct {
-	mock *MockIABProduct
-}
-
-// NewMockIABProduct creates a new mock instance
-func NewMockIABProduct(ctrl *gomock.Controller) *MockIABProduct {
-	mock := &MockIABProduct{ctrl: ctrl}
-	mock.recorder = &MockIABProductMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockIABProduct) EXPECT() *MockIABProductMockRecorder {
-	return m.recorder
-}
-
-// AcknowledgeProduct mocks base method
-func (m *MockIABProduct) AcknowledgeProduct(arg0 context.Context, arg1, arg2, arg3, arg4 string) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "AcknowledgeProduct", arg0, arg1, arg2, arg3, arg4)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// AcknowledgeProduct indicates an expected call of AcknowledgeProduct
-func (mr *MockIABProductMockRecorder) AcknowledgeProduct(arg0, arg1, arg2, arg3, arg4 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "AcknowledgeProduct", reflect.TypeOf((*MockIABProduct)(nil).AcknowledgeProduct), arg0, arg1, arg2, arg3, arg4)
-}
-
-// VerifyProduct mocks base method
-func (m *MockIABProduct) VerifyProduct(arg0 context.Context, arg1, arg2, arg3 string) (*v3.ProductPurchase, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "VerifyProduct", arg0, arg1, arg2, arg3)
-	ret0, _ := ret[0].(*v3.ProductPurchase)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// VerifyProduct indicates an expected call of VerifyProduct
-func (mr *MockIABProductMockRecorder) VerifyProduct(arg0, arg1, arg2, arg3 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "VerifyProduct", reflect.TypeOf((*MockIABProduct)(nil).VerifyProduct), arg0, arg1, arg2, arg3)
-}
-
-// MockIABSubscription is a mock of IABSubscription interface
-type MockIABSubscription struct {
-	ctrl     *gomock.Controller
-	recorder *MockIABSubscriptionMockRecorder
-}
-
-// MockIABSubscriptionMockRecorder is the mock recorder for MockIABSubscription
-type MockIABSubscriptionMockRecorder struct {
-	mock *MockIABSubscription
-}
-
-// NewMockIABSubscription creates a new mock instance
-func NewMockIABSubscription(ctrl *gomock.Controller) *MockIABSubscription {
-	mock := &MockIABSubscription{ctrl: ctrl}
-	mock.recorder = &MockIABSubscriptionMockRecorder{mock}
-	return mock
-}
-
-// EXPECT returns an object that allows the caller to indicate expected use
-func (m *MockIABSubscription) EXPECT() *MockIABSubscriptionMockRecorder {
-	return m.recorder
-}
-
-// AcknowledgeSubscription mocks base method
-func (m *MockIABSubscription) AcknowledgeSubscription(arg0 context.Context, arg1, arg2, arg3 string, arg4 *v3.SubscriptionPurchasesAcknowledgeRequest) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "AcknowledgeSubscription", arg0, arg1, arg2, arg3, arg4)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// AcknowledgeSubscription indicates an expected call of AcknowledgeSubscription
-func (mr *MockIABSubscriptionMockRecorder) AcknowledgeSubscription(arg0, arg1, arg2, arg3, arg4 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "AcknowledgeSubscription", reflect.TypeOf((*MockIABSubscription)(nil).AcknowledgeSubscription), arg0, arg1, arg2, arg3, arg4)
-}
-
-// CancelSubscription mocks base method
-func (m *MockIABSubscription) CancelSubscription(arg0 context.Context, arg1, arg2, arg3 string) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "CancelSubscription", arg0, arg1, arg2, arg3)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// CancelSubscription indicates an expected call of CancelSubscription
-func (mr *MockIABSubscriptionMockRecorder) CancelSubscription(arg0, arg1, arg2, arg3 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CancelSubscription", reflect.TypeOf((*MockIABSubscription)(nil).CancelSubscription), arg0, arg1, arg2, arg3)
-}
-
-// RefundSubscription mocks base method
-func (m *MockIABSubscription) RefundSubscription(arg0 context.Context, arg1, arg2, arg3 string) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RefundSubscription", arg0, arg1, arg2, arg3)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// RefundSubscription indicates an expected call of RefundSubscription
-func (mr *MockIABSubscriptionMockRecorder) RefundSubscription(arg0, arg1, arg2, arg3 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RefundSubscription", reflect.TypeOf((*MockIABSubscription)(nil).RefundSubscription), arg0, arg1, arg2, arg3)
-}
-
-// RevokeSubscription mocks base method
-func (m *MockIABSubscription) RevokeSubscription(arg0 context.Context, arg1, arg2, arg3 string) error {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "RevokeSubscription", arg0, arg1, arg2, arg3)
-	ret0, _ := ret[0].(error)
-	return ret0
-}
-
-// RevokeSubscription indicates an expected call of RevokeSubscription
-func (mr *MockIABSubscriptionMockRecorder) RevokeSubscription(arg0, arg1, arg2, arg3 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "RevokeSubscription", reflect.TypeOf((*MockIABSubscription)(nil).RevokeSubscription), arg0, arg1, arg2, arg3)
-}
-
-// VerifySubscription mocks base method
-func (m *MockIABSubscription) VerifySubscription(arg0 context.Context, arg1, arg2, arg3 string) (*v3.SubscriptionPurchase, error) {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "VerifySubscription", arg0, arg1, arg2, arg3)
-	ret0, _ := ret[0].(*v3.SubscriptionPurchase)
-	ret1, _ := ret[1].(error)
-	return ret0, ret1
-}
-
-// VerifySubscription indicates an expected call of VerifySubscription
-func (mr *MockIABSubscriptionMockRecorder) VerifySubscription(arg0, arg1, arg2, arg3 interface{}) *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "VerifySubscription", reflect.TypeOf((*MockIABSubscription)(nil).VerifySubscription), arg0, arg1, arg2, arg3)
-}

playstore/validator.go

@@ -11,19 +11,14 @@ import (
 	"net/http"
 	"time"
 
-	"google.golang.org/api/option"
-
 	"golang.org/x/oauth2"
 	"golang.org/x/oauth2/google"
 	androidpublisher "google.golang.org/api/androidpublisher/v3"
 )
 
-//go:generate mockgen  -destination=mocks/playstore.go -package=mocks github.com/awa/go-iap/playstore IABProduct,IABSubscription
-
 // The IABProduct type is an interface for product service
 type IABProduct interface {
 	VerifyProduct(context.Context, string, string, string) (*androidpublisher.ProductPurchase, error)
-	AcknowledgeProduct(context.Context, string, string, string, string) error
 }
 
 // The IABSubscription type is an interface  for subscription service
@@ -37,41 +32,22 @@ type IABSubscription interface {
 
 // The Client type implements VerifySubscription method
 type Client struct {
-	service *androidpublisher.Service
+	httpCli *http.Client
 }
 
 // New returns http client which includes the credentials to access androidpublisher API.
 // You should create a service account for your project at
 // https://console.developers.google.com and download a JSON key file to set this argument.
 func New(jsonKey []byte) (*Client, error) {
-	c := &http.Client{Timeout: 10 * time.Second}
-	ctx := context.WithValue(context.Background(), oauth2.HTTPClient, c)
+	ctx := context.WithValue(context.Background(), oauth2.HTTPClient, &http.Client{Timeout: 10 * time.Second})
 
 	conf, err := google.JWTConfigFromJSON(jsonKey, androidpublisher.AndroidpublisherScope)
-	if err != nil {
-		return nil, err
-	}
 
-	val := conf.Client(ctx).Transport.(*oauth2.Transport)
-	_, err = val.Source.Token()
-	if err != nil {
-		return nil, err
-	}
-
-	service, err := androidpublisher.NewService(ctx, option.WithHTTPClient(conf.Client(ctx)))
-	if err != nil {
-		return nil, err
-	}
-
-	return &Client{service}, err
+	return &Client{conf.Client(ctx)}, err
 }
 
 // NewWithClient returns http client which includes the custom http client.
 func NewWithClient(jsonKey []byte, cli *http.Client) (*Client, error) {
-	if cli == nil {
-		return nil, fmt.Errorf("client is nil")
-	}
-
 	ctx := context.WithValue(context.Background(), oauth2.HTTPClient, cli)
 
 	conf, err := google.JWTConfigFromJSON(jsonKey, androidpublisher.AndroidpublisherScope)
@@ -79,12 +55,7 @@ func NewWithClient(jsonKey []byte, cli *http.Client) (*Client, error) {
 		return nil, err
 	}
 
-	service, err := androidpublisher.NewService(ctx, option.WithHTTPClient(conf.Client(ctx)))
-	if err != nil {
-		return nil, err
-	}
-
-	return &Client{service}, err
+	return &Client{conf.Client(ctx)}, err
 }
 
 // AcknowledgeSubscription acknowledges a subscription purchase.
@@ -95,8 +66,13 @@ func (c *Client) AcknowledgeSubscription(
 	token string,
 	req *androidpublisher.SubscriptionPurchasesAcknowledgeRequest,
 ) error {
-	ps := androidpublisher.NewPurchasesSubscriptionsService(c.service)
-	err := ps.Acknowledge(packageName, subscriptionID, token, req).Context(ctx).Do()
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
+		return err
+	}
+
+	ps := androidpublisher.NewPurchasesSubscriptionsService(service)
+	err = ps.Acknowledge(packageName, subscriptionID, token, req).Context(ctx).Do()
 
 	return err
 }
@@ -108,7 +84,12 @@ func (c *Client) VerifySubscription(
 	subscriptionID string,
 	token string,
 ) (*androidpublisher.SubscriptionPurchase, error) {
-	ps := androidpublisher.NewPurchasesSubscriptionsService(c.service)
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
+		return nil, err
+	}
+
+	ps := androidpublisher.NewPurchasesSubscriptionsService(service)
 	result, err := ps.Get(packageName, subscriptionID, token).Context(ctx).Do()
 
 	return result, err
@@ -121,24 +102,26 @@ func (c *Client) VerifyProduct(
 	productID string,
 	token string,
 ) (*androidpublisher.ProductPurchase, error) {
-	ps := androidpublisher.NewPurchasesProductsService(c.service)
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
+		return nil, err
+	}
+
+	ps := androidpublisher.NewPurchasesProductsService(service)
 	result, err := ps.Get(packageName, productID, token).Context(ctx).Do()
 
 	return result, err
 }
 
-func (c *Client) AcknowledgeProduct(ctx context.Context, packageName, productID, token, developerPayload string) error {
-	ps := androidpublisher.NewPurchasesProductsService(c.service)
-	acknowledgeRequest := &androidpublisher.ProductPurchasesAcknowledgeRequest{DeveloperPayload: developerPayload}
-	err := ps.Acknowledge(packageName, productID, token, acknowledgeRequest).Context(ctx).Do()
-
+// CancelSubscription cancels a user's subscription purchase.
+func (c *Client) CancelSubscription(ctx context.Context, packageName string, subscriptionID string, token string) error {
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
 		return err
 	}
 
-// CancelSubscription cancels a user's subscription purchase.
-func (c *Client) CancelSubscription(ctx context.Context, packageName string, subscriptionID string, token string) error {
-	ps := androidpublisher.NewPurchasesSubscriptionsService(c.service)
-	err := ps.Cancel(packageName, subscriptionID, token).Context(ctx).Do()
+	ps := androidpublisher.NewPurchasesSubscriptionsService(service)
+	err = ps.Cancel(packageName, subscriptionID, token).Context(ctx).Do()
 
 	return err
 }
@@ -146,8 +129,13 @@ func (c *Client) CancelSubscription(ctx context.Context, packageName string, sub
 // RefundSubscription refunds a user's subscription purchase, but the subscription remains valid
 // until its expiration time and it will continue to recur.
 func (c *Client) RefundSubscription(ctx context.Context, packageName string, subscriptionID string, token string) error {
-	ps := androidpublisher.NewPurchasesSubscriptionsService(c.service)
-	err := ps.Refund(packageName, subscriptionID, token).Context(ctx).Do()
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
+		return err
+	}
+
+	ps := androidpublisher.NewPurchasesSubscriptionsService(service)
+	err = ps.Refund(packageName, subscriptionID, token).Context(ctx).Do()
 
 	return err
 }
@@ -155,8 +143,13 @@ func (c *Client) RefundSubscription(ctx context.Context, packageName string, sub
 // RevokeSubscription refunds and immediately revokes a user's subscription purchase.
 // Access to the subscription will be terminated immediately and it will stop recurring.
 func (c *Client) RevokeSubscription(ctx context.Context, packageName string, subscriptionID string, token string) error {
-	ps := androidpublisher.NewPurchasesSubscriptionsService(c.service)
-	err := ps.Revoke(packageName, subscriptionID, token).Context(ctx).Do()
+	service, err := androidpublisher.New(c.httpCli)
+	if err != nil {
+		return err
+	}
+
+	ps := androidpublisher.NewPurchasesSubscriptionsService(service)
+	err = ps.Revoke(packageName, subscriptionID, token).Context(ctx).Do()
 
 	return err
 }

playstore/validator_test.go

@@ -7,7 +7,8 @@ import (
 	"reflect"
 	"testing"
 
-	"google.golang.org/api/androidpublisher/v3"
+	"golang.org/x/oauth2"
+	androidpublisher "google.golang.org/api/androidpublisher/v3"
 	"google.golang.org/appengine/urlfetch"
 )
 
@@ -35,19 +36,22 @@ func TestNew(t *testing.T) {
 	t.Parallel()
 
 	// Exception scenario
-	expected := "oauth2: cannot fetch token: 400 Bad Request\nResponse: {\"error\":\"invalid_grant\",\"error_description\":\"Invalid JWT: iss field missing.\"}"
+	expected := "oauth2: cannot fetch token: 400 Bad Request\nResponse: {\n  \"error\": \"invalid_grant\",\n  \"error_description\": \"Invalid issuer: Not a service account.\"\n}"
 
-	_, err := New(dummyKey)
-	if err == nil || err.Error() != expected {
+	actual, _ := New(dummyKey)
+	val := actual.httpCli.Transport.(*oauth2.Transport)
+	token, err := val.Source.Token()
+	if token != nil {
+		t.Errorf("got %#v", token)
+	}
+	if err.Error() != expected {
 		t.Errorf("got %v\nwant %v", err, expected)
 	}
 
-	_, actual := New(nil)
-	if actual == nil || actual.Error() != "unexpected end of JSON input" {
-		t.Errorf("got %v\nwant %v", actual, expected)
-	}
-
-	_, err = New(jsonKey)
+	// TODO Normal scenario
+	actual, _ = New(jsonKey)
+	val = actual.httpCli.Transport.(*oauth2.Transport)
+	token, err = val.Source.Token()
 	if err != nil {
 		t.Errorf("got %#v", err)
 	}
@@ -59,31 +63,14 @@ func TestNewWithClient(t *testing.T) {
 	ctx := context.Background()
 	httpClient := urlfetch.Client(ctx)
 
-	_, err := NewWithClient(dummyKey, httpClient)
-	if err != nil {
+	cli, _ := NewWithClient(dummyKey, httpClient)
+	tr, _ := cli.httpCli.Transport.(*oauth2.Transport)
+
+	if !reflect.DeepEqual(tr.Base, httpClient.Transport) {
 		t.Errorf("transport should be urlfetch's one")
 	}
 }
 
-func TestNewWithClientErrors(t *testing.T) {
-	t.Parallel()
-	expected := errors.New("client is nil")
-
-	_, actual := NewWithClient(dummyKey, nil)
-	if !reflect.DeepEqual(actual, expected) {
-		t.Errorf("got %v\nwant %v", actual, expected)
-	}
-
-	ctx := context.Background()
-	httpClient := urlfetch.Client(ctx)
-
-	_, actual = NewWithClient(nil, httpClient)
-	if actual == nil || actual.Error() != "unexpected end of JSON input" {
-		t.Errorf("got %v\nwant %v", actual, expected)
-	}
-
-}
-
 func TestAcknowledgeSubscription(t *testing.T) {
 	t.Parallel()
 	// Exception scenario
@@ -96,7 +83,7 @@ func TestAcknowledgeSubscription(t *testing.T) {
 	}
 	err := client.AcknowledgeSubscription(ctx, "package", "subscriptionID", "purchaseToken", req)
 
-	if err == nil || err.Error() != expected {
+	if err.Error() != expected {
 		t.Errorf("got %v\nwant %v", err, expected)
 	}
 
@@ -112,13 +99,25 @@ func TestVerifySubscription(t *testing.T) {
 	ctx := context.Background()
 	_, err := client.VerifySubscription(ctx, "package", "subscriptionID", "purchaseToken")
 
-	if err == nil || err.Error() != expected {
+	if err.Error() != expected {
 		t.Errorf("got %v\nwant %v", err, expected)
 	}
 
 	// TODO Normal scenario
 }
 
+func TestVerifySubscriptionAndroidPublisherError(t *testing.T) {
+	t.Parallel()
+	client := Client{nil}
+	expected := errors.New("client is nil")
+	ctx := context.Background()
+	_, actual := client.VerifySubscription(ctx, "package", "subscriptionID", "purchaseToken")
+
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+}
+
 func TestVerifyProduct(t *testing.T) {
 	t.Parallel()
 	// Exception scenario
@@ -128,37 +127,42 @@ func TestVerifyProduct(t *testing.T) {
 	ctx := context.Background()
 	_, err := client.VerifyProduct(ctx, "package", "productID", "purchaseToken")
 
-	if err == nil || err.Error() != expected {
+	if err.Error() != expected {
 		t.Errorf("got %v", err)
 	}
 
 	// TODO Normal scenario
 }
 
-func TestAcknowledgeProduct(t *testing.T) {
+func TestVerifyProductAndroidPublisherError(t *testing.T) {
 	t.Parallel()
-	// Exception scenario
-	expected := "googleapi: Error 400: Invalid Value, invalid"
-
-	client, _ := New(jsonKey)
+	client := Client{nil}
+	expected := errors.New("client is nil")
 	ctx := context.Background()
-	err := client.AcknowledgeProduct(ctx, "package", "productID", "purchaseToken", "")
+	_, actual := client.VerifyProduct(ctx, "package", "productID", "purchaseToken")
 
-	if err == nil || err.Error() != expected {
-		t.Errorf("got %v", err)
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
 	}
-
-	// TODO Normal scenario
 }
 
 func TestCancelSubscription(t *testing.T) {
 	t.Parallel()
+	// Exception scenario
+	client := &Client{nil}
+	expected := errors.New("client is nil")
 	ctx := context.Background()
-	client, _ := New(jsonKey)
-	expectedStr := "googleapi: Error 400: Invalid Value, invalid"
 	actual := client.CancelSubscription(ctx, "package", "productID", "purchaseToken")
 
-	if actual == nil || actual.Error() != expectedStr {
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
+	client, _ = New(jsonKey)
+	expectedStr := "googleapi: Error 400: Invalid Value, invalid"
+	actual = client.CancelSubscription(ctx, "package", "productID", "purchaseToken")
+
+	if actual.Error() != expectedStr {
 		t.Errorf("got %v\nwant %v", actual, expectedStr)
 	}
 
@@ -167,13 +171,21 @@ func TestCancelSubscription(t *testing.T) {
 
 func TestRefundSubscription(t *testing.T) {
 	t.Parallel()
-
+	// Exception scenario
+	client := &Client{nil}
+	expected := errors.New("client is nil")
 	ctx := context.Background()
-	client, _ := New(jsonKey)
-	expectedStr := "googleapi: Error 404: No application was found for the given package name., applicationNotFound"
 	actual := client.RefundSubscription(ctx, "package", "productID", "purchaseToken")
 
-	if actual == nil || actual.Error() != expectedStr {
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
+	client, _ = New(jsonKey)
+	expectedStr := "googleapi: Error 404: No application was found for the given package name., applicationNotFound"
+	actual = client.RefundSubscription(ctx, "package", "productID", "purchaseToken")
+
+	if actual.Error() != expectedStr {
 		t.Errorf("got %v\nwant %v", actual, expectedStr)
 	}
 
@@ -182,13 +194,21 @@ func TestRefundSubscription(t *testing.T) {
 
 func TestRevokeSubscription(t *testing.T) {
 	t.Parallel()
-
+	// Exception scenario
+	client := &Client{nil}
+	expected := errors.New("client is nil")
 	ctx := context.Background()
-	client, _ := New(jsonKey)
-	expectedStr := "googleapi: Error 404: No application was found for the given package name., applicationNotFound"
 	actual := client.RevokeSubscription(ctx, "package", "productID", "purchaseToken")
 
-	if actual == nil || actual.Error() != expectedStr {
+	if !reflect.DeepEqual(actual, expected) {
+		t.Errorf("got %v\nwant %v", actual, expected)
+	}
+
+	client, _ = New(jsonKey)
+	expectedStr := "googleapi: Error 404: No application was found for the given package name., applicationNotFound"
+	actual = client.RevokeSubscription(ctx, "package", "productID", "purchaseToken")
+
+	if actual.Error() != expectedStr {
 		t.Errorf("got %v\nwant %v", actual, expectedStr)
 	}