1 /*
2 * nghttp2 - HTTP/2 C Library
3 *
4 * Copyright (c) 2013 Tatsuhiro Tsujikawa
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25 #include "nghttp2_helper_test.h"
26
27 #include <stdio.h>
28
29 #include "munit.h"
30
31 #include "nghttp2_helper.h"
32
33 static const MunitTest tests[] = {
34 munit_void_test(test_nghttp2_adjust_local_window_size),
35 munit_void_test(test_nghttp2_check_header_name),
36 munit_void_test(test_nghttp2_check_header_value),
37 munit_void_test(test_nghttp2_check_header_value_rfc9113),
38 munit_test_end(),
39 };
40
41 const MunitSuite helper_suite = {
42 "/helper", tests, NULL, 1, MUNIT_SUITE_OPTION_NONE,
43 };
44
test_nghttp2_adjust_local_window_size(void)45 void test_nghttp2_adjust_local_window_size(void) {
46 int32_t local_window_size = 100;
47 int32_t recv_window_size = 50;
48 int32_t recv_reduction = 0;
49 int32_t delta;
50
51 delta = 0;
52 assert_int(0, ==,
53 nghttp2_adjust_local_window_size(
54 &local_window_size, &recv_window_size, &recv_reduction, &delta));
55 assert_int32(100, ==, local_window_size);
56 assert_int32(50, ==, recv_window_size);
57 assert_int32(0, ==, recv_reduction);
58 assert_int32(0, ==, delta);
59
60 delta = 49;
61 assert_int(0, ==,
62 nghttp2_adjust_local_window_size(
63 &local_window_size, &recv_window_size, &recv_reduction, &delta));
64 assert_int32(100, ==, local_window_size);
65 assert_int32(1, ==, recv_window_size);
66 assert_int32(0, ==, recv_reduction);
67 assert_int32(49, ==, delta);
68
69 delta = 1;
70 assert_int(0, ==,
71 nghttp2_adjust_local_window_size(
72 &local_window_size, &recv_window_size, &recv_reduction, &delta));
73 assert_int32(100, ==, local_window_size);
74 assert_int32(0, ==, recv_window_size);
75 assert_int32(0, ==, recv_reduction);
76 assert_int32(1, ==, delta);
77
78 delta = 1;
79 assert_int(0, ==,
80 nghttp2_adjust_local_window_size(
81 &local_window_size, &recv_window_size, &recv_reduction, &delta));
82 assert_int32(101, ==, local_window_size);
83 assert_int32(0, ==, recv_window_size);
84 assert_int32(0, ==, recv_reduction);
85 assert_int32(1, ==, delta);
86
87 delta = -1;
88 assert_int(0, ==,
89 nghttp2_adjust_local_window_size(
90 &local_window_size, &recv_window_size, &recv_reduction, &delta));
91 assert_int32(100, ==, local_window_size);
92 assert_int32(-1, ==, recv_window_size);
93 assert_int32(1, ==, recv_reduction);
94 assert_int32(0, ==, delta);
95
96 delta = 1;
97 assert_int(0, ==,
98 nghttp2_adjust_local_window_size(
99 &local_window_size, &recv_window_size, &recv_reduction, &delta));
100 assert_int32(101, ==, local_window_size);
101 assert_int32(0, ==, recv_window_size);
102 assert_int32(0, ==, recv_reduction);
103 assert_int32(0, ==, delta);
104
105 delta = 100;
106 assert_int(0, ==,
107 nghttp2_adjust_local_window_size(
108 &local_window_size, &recv_window_size, &recv_reduction, &delta));
109 assert_int32(201, ==, local_window_size);
110 assert_int32(0, ==, recv_window_size);
111 assert_int32(0, ==, recv_reduction);
112 assert_int32(100, ==, delta);
113
114 delta = -3;
115 assert_int(0, ==,
116 nghttp2_adjust_local_window_size(
117 &local_window_size, &recv_window_size, &recv_reduction, &delta));
118 assert_int32(198, ==, local_window_size);
119 assert_int32(-3, ==, recv_window_size);
120 assert_int32(3, ==, recv_reduction);
121 assert_int32(0, ==, delta);
122
123 recv_window_size += 3;
124
125 delta = 3;
126 assert_int(0, ==,
127 nghttp2_adjust_local_window_size(
128 &local_window_size, &recv_window_size, &recv_reduction, &delta));
129 assert_int32(201, ==, local_window_size);
130 assert_int32(3, ==, recv_window_size);
131 assert_int32(0, ==, recv_reduction);
132 assert_int32(0, ==, delta);
133
134 local_window_size = 100;
135 recv_window_size = 50;
136 recv_reduction = 0;
137 delta = INT32_MAX;
138 assert_int(NGHTTP2_ERR_FLOW_CONTROL, ==,
139 nghttp2_adjust_local_window_size(
140 &local_window_size, &recv_window_size, &recv_reduction, &delta));
141 assert_int32(100, ==, local_window_size);
142 assert_int32(50, ==, recv_window_size);
143 assert_int32(0, ==, recv_reduction);
144 assert_int32(INT32_MAX, ==, delta);
145
146 delta = INT32_MIN;
147 assert_int(NGHTTP2_ERR_FLOW_CONTROL, ==,
148 nghttp2_adjust_local_window_size(
149 &local_window_size, &recv_window_size, &recv_reduction, &delta));
150 assert_int32(100, ==, local_window_size);
151 assert_int32(50, ==, recv_window_size);
152 assert_int32(0, ==, recv_reduction);
153 assert_int32(INT32_MIN, ==, delta);
154 }
155
156 #define check_header_name(S) \
157 nghttp2_check_header_name((const uint8_t *)S, sizeof(S) - 1)
158
test_nghttp2_check_header_name(void)159 void test_nghttp2_check_header_name(void) {
160 assert_true(check_header_name(":path"));
161 assert_true(check_header_name("path"));
162 assert_true(check_header_name("!#$%&'*+-.^_`|~"));
163 assert_false(check_header_name(":PATH"));
164 assert_false(check_header_name("path:"));
165 assert_false(check_header_name(""));
166 assert_false(check_header_name(":"));
167 }
168
169 #define check_header_value(S) \
170 nghttp2_check_header_value((const uint8_t *)S, sizeof(S) - 1)
171
test_nghttp2_check_header_value(void)172 void test_nghttp2_check_header_value(void) {
173 uint8_t goodval[] = {'a', 'b', 0x80u, 'c', 0xffu, 'd', '\t', ' '};
174 uint8_t badval1[] = {'a', 0x1fu, 'b'};
175 uint8_t badval2[] = {'a', 0x7fu, 'b'};
176
177 assert_true(check_header_value(" !|}~"));
178 assert_true(check_header_value(goodval));
179 assert_false(check_header_value(badval1));
180 assert_false(check_header_value(badval2));
181 assert_true(check_header_value(""));
182 assert_true(check_header_value(" "));
183 assert_true(check_header_value("\t"));
184 }
185
186 #define check_header_value_rfc9113(S) \
187 nghttp2_check_header_value_rfc9113((const uint8_t *)S, sizeof(S) - 1)
188
test_nghttp2_check_header_value_rfc9113(void)189 void test_nghttp2_check_header_value_rfc9113(void) {
190 uint8_t goodval[] = {'a', 'b', 0x80u, 'c', 0xffu, 'd'};
191 uint8_t badval1[] = {'a', 0x1fu, 'b'};
192 uint8_t badval2[] = {'a', 0x7fu, 'b'};
193
194 assert_true(check_header_value_rfc9113("!|}~"));
195 assert_false(check_header_value_rfc9113(" !|}~"));
196 assert_false(check_header_value_rfc9113("!|}~ "));
197 assert_false(check_header_value_rfc9113("\t!|}~"));
198 assert_false(check_header_value_rfc9113("!|}~\t"));
199 assert_true(check_header_value_rfc9113(goodval));
200 assert_false(check_header_value_rfc9113(badval1));
201 assert_false(check_header_value_rfc9113(badval2));
202 assert_true(check_header_value_rfc9113(""));
203 assert_false(check_header_value_rfc9113(" "));
204 assert_false(check_header_value_rfc9113("\t"));
205 }
206