Move retry and lhttp packages from client/internal to common/.

common/lhttp/utils_test.go

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package lhttp
 
 import (
         "errors"
         "testing"
 
         "github.com/maruel/ut"
 )
 
 func TestURLToHTTPS(t *testing.T) {
         data := []struct {
                 in       string
                 expected string
                 err      error
         }{
                 {"foo", "https://foo", nil},
                 {"https://foo", "https://foo", nil},
                 {"http://foo", "", errors.New("Only https:// scheme is accepted. It can be omitted.")},
         }
         for i, line := range data {
                 out, err := URLToHTTPS(line.in)
                 ut.AssertEqualIndex(t, i, line.expected, out)
                 ut.AssertEqualIndex(t, i, line.err, err)
         }
 }