Added unit test and fixed errors

model/client.go

@@ -434,7 +434,7 @@ func (c *Client) TestEmail(config *Config) (*Result, *AppError) {
 	}
 }
 
-func (c *Client) GetAnalytics(teamId, name string) (*Result, *AppError) {
+func (c *Client) GetTeamAnalytics(teamId, name string) (*Result, *AppError) {
 	if r, err := c.DoApiGet("/admin/analytics/"+teamId+"/"+name, "", ""); err != nil {
 		return nil, err
 	} else {
@@ -443,6 +443,15 @@ func (c *Client) GetAnalytics(teamId, name string) (*Result, *AppError) {
 	}
 }
 
+func (c *Client) GetSystemAnalytics(name string) (*Result, *AppError) {
+	if r, err := c.DoApiGet("/admin/analytics/"+name, "", ""); err != nil {
+		return nil, err
+	} else {
+		return &Result{r.Header.Get(HEADER_REQUEST_ID),
+			r.Header.Get(HEADER_ETAG_SERVER), AnalyticsRowsFromJson(r.Body)}, nil
+	}
+}
+
 func (c *Client) CreateChannel(channel *Channel) (*Result, *AppError) {
 	if r, err := c.DoApiPost("/channels/create", channel.ToJson()); err != nil {
 		return nil, err