Added indexList and extraArgs support to Connection.Stats()

goes.go

@@ -69,9 +69,11 @@ func (c *Connection) RefreshIndex(name string) (Response, error) {
 }
 
 // Stats fetches statistics (_stats) for the current elasticsearch server
-func (c *Connection) Stats() (Response, error) {
+func (c *Connection) Stats(indexList []string, extraArgs url.Values) (Response, error) {
 	r := Request{
 		Conn:      c,
+		IndexList: indexList,
+		ExtraArgs: extraArgs,
 		method:    "GET",
 		api:       "_stats",
 	}

goes_test.go

@@ -292,15 +292,16 @@ func (s *GoesTestSuite) TestBulkSend(c *C) {
 
 func (s *GoesTestSuite) TestStats(c *C) {
 	conn := NewConnection(ES_HOST, ES_PORT)
-	indexName := "testfetchstats"
+	indexName := "teststats"
 
+	conn.DeleteIndex(indexName)
 	_, err := conn.CreateIndex(indexName, map[string]interface{}{})
 	c.Assert(err, IsNil)
 
 	// we must wait for a bit otherwise ES crashes
 	time.Sleep(1 * time.Second)
 
-	response, err := conn.Stats()
+	response, err := conn.Stats([]string{indexName}, url.Values{})
 	c.Assert(err, IsNil)
 
 	c.Assert(response.All.Indices[indexName].Primaries["docs"].Count, Equals, 0)