From c281ee3b61e8ab53ff118866d72618ae8cce582b Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Mon, 13 Mar 2017 12:54:22 -0400
Subject: Updating server dependancies. Also adding
 github.com/jaytaylor/html2text and gopkg.in/gomail.v2 (#5748)

---
 vendor/golang.org/x/crypto/acme/acme_test.go | 117 ++++++++++++++++++++++++++-
 1 file changed, 116 insertions(+), 1 deletion(-)

(limited to 'vendor/golang.org/x/crypto/acme/acme_test.go')

diff --git a/vendor/golang.org/x/crypto/acme/acme_test.go b/vendor/golang.org/x/crypto/acme/acme_test.go
index 4e618f292..1205dbb36 100644
--- a/vendor/golang.org/x/crypto/acme/acme_test.go
+++ b/vendor/golang.org/x/crypto/acme/acme_test.go
@@ -45,6 +45,28 @@ func decodeJWSRequest(t *testing.T, v interface{}, r *http.Request) {
 	}
 }
 
+type jwsHead struct {
+	Alg   string
+	Nonce string
+	JWK   map[string]string `json:"jwk"`
+}
+
+func decodeJWSHead(r *http.Request) (*jwsHead, error) {
+	var req struct{ Protected string }
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		return nil, err
+	}
+	b, err := base64.RawURLEncoding.DecodeString(req.Protected)
+	if err != nil {
+		return nil, err
+	}
+	var head jwsHead
+	if err := json.Unmarshal(b, &head); err != nil {
+		return nil, err
+	}
+	return &head, nil
+}
+
 func TestDiscover(t *testing.T) {
 	const (
 		reg    = "https://example.com/acme/new-reg"
@@ -916,7 +938,30 @@ func TestRevokeCert(t *testing.T) {
 	}
 }
 
-func TestFetchNonce(t *testing.T) {
+func TestNonce_add(t *testing.T) {
+	var c Client
+	c.addNonce(http.Header{"Replay-Nonce": {"nonce"}})
+	c.addNonce(http.Header{"Replay-Nonce": {}})
+	c.addNonce(http.Header{"Replay-Nonce": {"nonce"}})
+
+	nonces := map[string]struct{}{"nonce": struct{}{}}
+	if !reflect.DeepEqual(c.nonces, nonces) {
+		t.Errorf("c.nonces = %q; want %q", c.nonces, nonces)
+	}
+}
+
+func TestNonce_addMax(t *testing.T) {
+	c := &Client{nonces: make(map[string]struct{})}
+	for i := 0; i < maxNonces; i++ {
+		c.nonces[fmt.Sprintf("%d", i)] = struct{}{}
+	}
+	c.addNonce(http.Header{"Replay-Nonce": {"nonce"}})
+	if n := len(c.nonces); n != maxNonces {
+		t.Errorf("len(c.nonces) = %d; want %d", n, maxNonces)
+	}
+}
+
+func TestNonce_fetch(t *testing.T) {
 	tests := []struct {
 		code  int
 		nonce string
@@ -949,6 +994,76 @@ func TestFetchNonce(t *testing.T) {
 	}
 }
 
+func TestNonce_fetchError(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusTooManyRequests)
+	}))
+	defer ts.Close()
+	_, err := fetchNonce(context.Background(), http.DefaultClient, ts.URL)
+	e, ok := err.(*Error)
+	if !ok {
+		t.Fatalf("err is %T; want *Error", err)
+	}
+	if e.StatusCode != http.StatusTooManyRequests {
+		t.Errorf("e.StatusCode = %d; want %d", e.StatusCode, http.StatusTooManyRequests)
+	}
+}
+
+func TestNonce_postJWS(t *testing.T) {
+	var count int
+	seen := make(map[string]bool)
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		count++
+		w.Header().Set("replay-nonce", fmt.Sprintf("nonce%d", count))
+		if r.Method == "HEAD" {
+			// We expect the client do a HEAD request
+			// but only to fetch the first nonce.
+			return
+		}
+		// Make client.Authorize happy; we're not testing its result.
+		defer func() {
+			w.WriteHeader(http.StatusCreated)
+			w.Write([]byte(`{"status":"valid"}`))
+		}()
+
+		head, err := decodeJWSHead(r)
+		if err != nil {
+			t.Errorf("decodeJWSHead: %v", err)
+			return
+		}
+		if head.Nonce == "" {
+			t.Error("head.Nonce is empty")
+			return
+		}
+		if seen[head.Nonce] {
+			t.Errorf("nonce is already used: %q", head.Nonce)
+		}
+		seen[head.Nonce] = true
+	}))
+	defer ts.Close()
+
+	client := Client{Key: testKey, dir: &Directory{AuthzURL: ts.URL}}
+	if _, err := client.Authorize(context.Background(), "example.com"); err != nil {
+		t.Errorf("client.Authorize 1: %v", err)
+	}
+	// The second call should not generate another extra HEAD request.
+	if _, err := client.Authorize(context.Background(), "example.com"); err != nil {
+		t.Errorf("client.Authorize 2: %v", err)
+	}
+
+	if count != 3 {
+		t.Errorf("total requests count: %d; want 3", count)
+	}
+	if n := len(client.nonces); n != 1 {
+		t.Errorf("len(client.nonces) = %d; want 1", n)
+	}
+	for k := range seen {
+		if _, exist := client.nonces[k]; exist {
+			t.Errorf("used nonce %q in client.nonces", k)
+		}
+	}
+}
+
 func TestLinkHeader(t *testing.T) {
 	h := http.Header{"Link": {
 		`<https://example.com/acme/new-authz>;rel="next"`,
-- 
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