1 // Copyright (c) 2017 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "quiche/common/platform/api/quiche_hostname_utils.h"
6
7 #include <string>
8
9 #include "absl/base/macros.h"
10 #include "quiche/common/platform/api/quiche_test.h"
11 #include "quiche/common/test_tools/quiche_test_utils.h"
12
13 namespace quiche {
14 namespace test {
15 namespace {
16
17 class QuicheHostnameUtilsTest : public QuicheTest {};
18
TEST_F(QuicheHostnameUtilsTest,IsValidSNI)19 TEST_F(QuicheHostnameUtilsTest, IsValidSNI) {
20 // IP as SNI.
21 EXPECT_FALSE(QuicheHostnameUtils::IsValidSNI("192.168.0.1"));
22 // SNI without any dot.
23 EXPECT_TRUE(QuicheHostnameUtils::IsValidSNI("somedomain"));
24 // Invalid by RFC2396 but unfortunately domains of this form exist.
25 EXPECT_TRUE(QuicheHostnameUtils::IsValidSNI("some_domain.com"));
26 // An empty string must be invalid otherwise the QUIC client will try sending
27 // it.
28 EXPECT_FALSE(QuicheHostnameUtils::IsValidSNI(""));
29
30 // Valid SNI
31 EXPECT_TRUE(QuicheHostnameUtils::IsValidSNI("test.google.com"));
32 }
33
TEST_F(QuicheHostnameUtilsTest,NormalizeHostname)34 TEST_F(QuicheHostnameUtilsTest, NormalizeHostname) {
35 // clang-format off
36 struct {
37 const char *input, *expected;
38 } tests[] = {
39 {
40 "www.google.com",
41 "www.google.com",
42 },
43 {
44 "WWW.GOOGLE.COM",
45 "www.google.com",
46 },
47 {
48 "www.google.com.",
49 "www.google.com",
50 },
51 {
52 "www.google.COM.",
53 "www.google.com",
54 },
55 {
56 "www.google.com..",
57 "www.google.com",
58 },
59 {
60 "www.google.com........",
61 "www.google.com",
62 },
63 {
64 "",
65 "",
66 },
67 {
68 ".",
69 "",
70 },
71 {
72 "........",
73 "",
74 },
75 };
76 // clang-format on
77
78 for (size_t i = 0; i < ABSL_ARRAYSIZE(tests); ++i) {
79 EXPECT_EQ(std::string(tests[i].expected),
80 QuicheHostnameUtils::NormalizeHostname(tests[i].input));
81 }
82
83 if (GoogleUrlSupportsIdnaForTest()) {
84 EXPECT_EQ("xn--54q.google.com", QuicheHostnameUtils::NormalizeHostname(
85 "\xe5\x85\x89.google.com"));
86 } else {
87 EXPECT_EQ(
88 "", QuicheHostnameUtils::NormalizeHostname("\xe5\x85\x89.google.com"));
89 }
90 }
91
92 } // namespace
93 } // namespace test
94 } // namespace quiche
95