Release v2.2.1 (#51)

* Adding version, stat counter header and test (#50)
* Adding version to the header for the stat counter + tests
* bump version to 2.2.1
* Adding comment for manual cleanup

auth/auth.go

@@ -68,6 +68,7 @@ type Client struct {
 	projectID string
 	snr       signer
 	url       string
+	version   string
 }
 
 type signer interface {
@@ -128,15 +129,18 @@ func NewClient(ctx context.Context, c *internal.AuthConfig) (*Client, error) {
 		projectID: c.ProjectID,
 		snr:       snr,
 		url:       idToolKitURL,
+		version:   "Go/Admin/" + c.Version,
 	}, nil
 }
 
 // Passes the request struct, returns a byte array of the json
 func (c *Client) makeHTTPCall(ctx context.Context, serviceName string, payload interface{}, result interface{}) error {
+	versionHeader := internal.WithHeader("X-Client-Version", c.version)
 	request := &internal.Request{
 		Method: "POST",
 		URL:    c.url + serviceName,
 		Body:   internal.NewJSONEntity(payload),
+		Opts:   []internal.HTTPOption{versionHeader},
 	}
 	resp, err := c.hc.Do(ctx, request)
 	if err != nil {

auth/user_mgt_test.go

@@ -664,6 +664,7 @@ type mockAuthServer struct {
 func echoServer(resp interface{}, t *testing.T) *mockAuthServer {
 	var b []byte
 	var err error
+	testVersion := "test.version"
 	switch v := resp.(type) {
 	case nil:
 		b = []byte("")
@@ -675,17 +676,20 @@ func echoServer(resp interface{}, t *testing.T) *mockAuthServer {
 			t.Fatal("marshaling error")
 		}
 	}
-
 	s := mockAuthServer{Resp: b}
 
 	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		defer r.Body.Close()
-
 		reqBody, err := ioutil.ReadAll(r.Body)
 		if err != nil {
 			t.Fatal(err)
 		}
 		s.Req = append(s.Req, r)
+		vh := r.Header.Get("X-Client-Version")
+		wantvh := "Go/Admin/" + testVersion
+		if vh != wantvh {
+			t.Errorf("version header = %s; want: %s", vh, wantvh)
+		}
 		s.Rbody = reqBody
 		for k, v := range s.Header {
 			w.Header().Set(k, v)
@@ -698,9 +702,9 @@ func echoServer(resp interface{}, t *testing.T) *mockAuthServer {
 
 	})
 	s.Srv = httptest.NewServer(handler)
-	authClient, err := NewClient(context.Background(), &internal.AuthConfig{})
+	authClient, err := NewClient(context.Background(), &internal.AuthConfig{Version: testVersion})
 	if err != nil {
-		t.Fatal()
+		t.Fatal(err)
 	}
 	authClient.url = s.Srv.URL + "/"
 	s.Client = authClient

firebase.go

@@ -44,7 +44,7 @@ var firebaseScopes = []string{
 }
 
 // Version of the Firebase Go Admin SDK.
-const Version = "2.2.0"
+const Version = "2.2.1"
 
 // An App holds configuration and state common to all Firebase services that are exposed from the SDK.
 type App struct {
@@ -66,6 +66,7 @@ func (a *App) Auth(ctx context.Context) (*auth.Client, error) {
 		Creds:     a.creds,
 		ProjectID: a.projectID,
 		Opts:      a.opts,
+		Version:   Version,
 	}
 	return auth.NewClient(ctx, conf)
 }

integration/auth/user_mgt_test.go

@@ -46,6 +46,9 @@ func TestUserManagement(t *testing.T) {
 	t.Run("Delete test users", testDeleteUsers)
 }
 
+// N.B if the tests are failing due to inability to create existing users, manual
+// cleanup of the previus test run might be required, delete the unwanted users via:
+// https://console.firebase.google.com/u/0/project/<project-id>/authentication/users
 func testCreateUsers(t *testing.T) {
 	// Create users with uid
 	for i := 0; i < 3; i++ {

internal/internal.go

@@ -25,6 +25,7 @@ type AuthConfig struct {
 	Opts      []option.ClientOption
 	Creds     *google.DefaultCredentials
 	ProjectID string
+	Version   string
 }
 
 // StorageConfig represents the configuration of Google Cloud Storage service.