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

client/internal/retry/retry_test.go

Index: client/internal/retry/retry_test.go
diff --git a/client/internal/retry/retry_test.go b/client/internal/retry/retry_test.go
deleted file mode 100644
index 33c45dacfefbe335eaa7e4e96c6377db90d6cec7..0000000000000000000000000000000000000000
--- a/client/internal/retry/retry_test.go
+++ /dev/null
@@ -1,70 +0,0 @@
-// 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 retry
-
-import (
-	"errors"
-	"testing"
-	"time"
-
-	"github.com/maruel/ut"
-)
-
-func TestDoOnce(t *testing.T) {
-	c := &Config{1, 0, 0, 0}
-	r := &retriable{}
-	ut.AssertEqual(t, nil, c.Do(r))
-	ut.AssertEqual(t, 1, r.closed)
-	ut.AssertEqual(t, 1, r.tries)
-}
-
-func TestDoRetryExceeded(t *testing.T) {
-	c := &Config{1, 0, 0, 0}
-	r := &retriable{errs: []error{errRetry}}
-	ut.AssertEqual(t, errRetry, c.Do(r))
-	ut.AssertEqual(t, 1, r.closed)
-	ut.AssertEqual(t, 1, r.tries)
-}
-
-func TestDoRetry(t *testing.T) {
-	c := &Config{2, 0, time.Millisecond, 0}
-	r := &retriable{errs: []error{errRetry}}
-	ut.AssertEqual(t, nil, c.Do(r))
-	ut.AssertEqual(t, 1, r.closed)
-	ut.AssertEqual(t, 2, r.tries)
-}
-
-func TestError(t *testing.T) {
-	ut.AssertEqual(t, "please try again", errRetry.Error())
-}
-
-// Private details.
-
-var errYo = errors.New("yo")
-var errRetry = Error{errors.New("please try again")}
-
-type retriable struct {
-	closed int
-	tries  int
-	errs   []error
-}
-
-func (r *retriable) Close() error {
-	r.closed++
-	if r.closed > 1 {
-		return errYo
-	}
-	return nil
-}
-
-func (r *retriable) Do() error {
-	r.tries++
-	if len(r.errs) != 0 {
-		err := r.errs[0]
-		r.errs = r.errs[1:]
-		return err
-	}
-	return nil
-}