Function tryDial

cmd/root_test.go:1396–1421

(method, addr string)

}

func tryDial(method, addr string) (*http.Response, error) {
	var (
		resp     *http.Response
		attempts int
		err      error
	)
	u, err := url.Parse(addr)
	if err != nil {
		return nil, err
	}
	req := &http.Request{Method: method, URL: u}
	// Never wait longer than 30 seconds for an HTTP response.
	cl := &http.Client{Timeout: 30 * time.Second}
	for {
		if attempts > 10 {
			return resp, err
		}
		resp, err = cl.Do(req)
		if err != nil {
			attempts++
			time.Sleep(time.Second)
			continue
		}
		return resp, err
	}
}

func TestPrometheusMetricsEndpoint(t *testing.T) {
	c := NewCommand(WithDialer(&spyDialer{}))