jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2022, the SerenityOS developers.
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#include <LibTest/TestCase.h>
8
9#include <AK/Endian.h>
10#include <AK/IPv6Address.h>
11
12TEST_CASE(should_default_contructor_with_0s)
13{
14 constexpr IPv6Address addr {};
15
16 static_assert(addr.is_zero());
17
18 EXPECT(addr.is_zero());
19}
20
21TEST_CASE(should_construct_from_c_array)
22{
23 constexpr auto addr = [] {
24 u8 const a[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
25 return IPv6Address(a);
26 }();
27
28 static_assert(!addr.is_zero());
29
30 EXPECT(!addr.is_zero());
31}
32
33TEST_CASE(should_get_groups_by_index)
34{
35 constexpr IPv6Address addr({ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 });
36
37 static_assert(0x102 == addr[0]);
38 static_assert(0x304 == addr[1]);
39 static_assert(0x506 == addr[2]);
40 static_assert(0x708 == addr[3]);
41 static_assert(0x90a == addr[4]);
42 static_assert(0xb0c == addr[5]);
43 static_assert(0xd0e == addr[6]);
44 static_assert(0xf10 == addr[7]);
45
46 EXPECT_EQ(0x102, addr[0]);
47 EXPECT_EQ(0x304, addr[1]);
48 EXPECT_EQ(0x506, addr[2]);
49 EXPECT_EQ(0x708, addr[3]);
50 EXPECT_EQ(0x90a, addr[4]);
51 EXPECT_EQ(0xb0c, addr[5]);
52 EXPECT_EQ(0xd0e, addr[6]);
53 EXPECT_EQ(0xf10, addr[7]);
54}
55
56TEST_CASE(should_convert_to_string)
57{
58 EXPECT_EQ("102:304:506:708:90a:b0c:d0e:f10"sv, IPv6Address({ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }).to_deprecated_string());
59 EXPECT_EQ("::"sv, IPv6Address().to_deprecated_string());
60 EXPECT_EQ("::1"sv, IPv6Address({ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }).to_deprecated_string());
61 EXPECT_EQ("1::"sv, IPv6Address({ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }).to_deprecated_string());
62 EXPECT_EQ("102:0:506:708:900::10"sv, IPv6Address({ 1, 2, 0, 0, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 16 }).to_deprecated_string());
63 EXPECT_EQ("102:0:506:708:900::"sv, IPv6Address({ 1, 2, 0, 0, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0 }).to_deprecated_string());
64 EXPECT_EQ("::304:506:708:90a:b0c:d0e:f10"sv, IPv6Address({ 0, 0, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }).to_deprecated_string());
65 EXPECT_EQ("102:304::708:90a:b0c:d0e:f10"sv, IPv6Address({ 1, 2, 3, 4, 0, 0, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }).to_deprecated_string());
66}
67
68TEST_CASE(should_make_ipv6_address_from_string)
69{
70 EXPECT(!IPv6Address::from_string(":::"sv).has_value());
71 EXPECT(!IPv6Address::from_string(":::1"sv).has_value());
72 EXPECT(!IPv6Address::from_string("1:::"sv).has_value());
73 EXPECT_EQ(IPv6Address::from_string("102:304:506:708:90a:b0c:d0e:f10"sv).value(), IPv6Address({ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }));
74 EXPECT_EQ(IPv6Address::from_string("::"sv).value(), IPv6Address());
75 EXPECT_EQ(IPv6Address::from_string("::1"sv).value(), IPv6Address({ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }));
76 EXPECT_EQ(IPv6Address::from_string("1::"sv).value(), IPv6Address({ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }));
77 EXPECT_EQ(IPv6Address::from_string("102:0:506:708:900::10"sv).value(), IPv6Address({ 1, 2, 0, 0, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 16 }));
78 EXPECT_EQ(IPv6Address::from_string("102:0:506:708:900::"sv).value(), IPv6Address({ 1, 2, 0, 0, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0 }));
79 EXPECT_EQ(IPv6Address::from_string("::304:506:708:90a:b0c:d0e:f10"sv).value(), IPv6Address({ 0, 0, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }));
80 EXPECT_EQ(IPv6Address::from_string("102:304::708:90a:b0c:d0e:f10"sv).value(), IPv6Address({ 1, 2, 3, 4, 0, 0, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }));
81}
82
83TEST_CASE(ipv4_mapped_ipv6)
84{
85 auto ipv4_address_to_map = IPv4Address::from_string("192.168.0.1"sv).release_value();
86 IPv6Address mapped_address(ipv4_address_to_map);
87 EXPECT(mapped_address.is_ipv4_mapped());
88 EXPECT_EQ(ipv4_address_to_map, mapped_address.ipv4_mapped_address().value());
89 EXPECT_EQ("::ffff:192.168.0.1"sv, mapped_address.to_deprecated_string());
90 EXPECT_EQ(IPv4Address(192, 168, 1, 9), IPv6Address::from_string("::FFFF:192.168.1.9"sv).value().ipv4_mapped_address().value());
91 EXPECT(!IPv6Address::from_string("::abcd:192.168.1.9"sv).has_value());
92}
93
94TEST_CASE(should_make_empty_optional_from_bad_string)
95{
96 auto const addr = IPv6Address::from_string("bad string"sv);
97
98 EXPECT(!addr.has_value());
99}
100
101TEST_CASE(should_make_empty_optional_from_out_of_range_values)
102{
103 auto const addr = IPv6Address::from_string("::10000"sv);
104
105 EXPECT(!addr.has_value());
106}
107
108TEST_CASE(should_compare)
109{
110 constexpr IPv6Address addr_a({ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 });
111 constexpr IPv6Address addr_b({ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17 });
112
113 static_assert(addr_a != addr_b);
114 static_assert(addr_a == addr_a);
115
116 EXPECT(addr_a != addr_b);
117 EXPECT(addr_a == addr_a);
118}