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(&local_window_size,
54 &recv_window_size,
55 &recv_reduction, &delta));
56 assert_int32(100, ==, local_window_size);
57 assert_int32(50, ==, recv_window_size);
58 assert_int32(0, ==, recv_reduction);
59 assert_int32(0, ==, delta);
60
61 delta = 49;
62 assert_int(0, ==,
63 nghttp2_adjust_local_window_size(&local_window_size,
64 &recv_window_size,
65 &recv_reduction, &delta));
66 assert_int32(100, ==, local_window_size);
67 assert_int32(1, ==, recv_window_size);
68 assert_int32(0, ==, recv_reduction);
69 assert_int32(49, ==, delta);
70
71 delta = 1;
72 assert_int(0, ==,
73 nghttp2_adjust_local_window_size(&local_window_size,
74 &recv_window_size,
75 &recv_reduction, &delta));
76 assert_int32(100, ==, local_window_size);
77 assert_int32(0, ==, recv_window_size);
78 assert_int32(0, ==, recv_reduction);
79 assert_int32(1, ==, delta);
80
81 delta = 1;
82 assert_int(0, ==,
83 nghttp2_adjust_local_window_size(&local_window_size,
84 &recv_window_size,
85 &recv_reduction, &delta));
86 assert_int32(101, ==, local_window_size);
87 assert_int32(0, ==, recv_window_size);
88 assert_int32(0, ==, recv_reduction);
89 assert_int32(1, ==, delta);
90
91 delta = -1;
92 assert_int(0, ==,
93 nghttp2_adjust_local_window_size(&local_window_size,
94 &recv_window_size,
95 &recv_reduction, &delta));
96 assert_int32(100, ==, local_window_size);
97 assert_int32(-1, ==, recv_window_size);
98 assert_int32(1, ==, recv_reduction);
99 assert_int32(0, ==, delta);
100
101 delta = 1;
102 assert_int(0, ==,
103 nghttp2_adjust_local_window_size(&local_window_size,
104 &recv_window_size,
105 &recv_reduction, &delta));
106 assert_int32(101, ==, local_window_size);
107 assert_int32(0, ==, recv_window_size);
108 assert_int32(0, ==, recv_reduction);
109 assert_int32(0, ==, delta);
110
111 delta = 100;
112 assert_int(0, ==,
113 nghttp2_adjust_local_window_size(&local_window_size,
114 &recv_window_size,
115 &recv_reduction, &delta));
116 assert_int32(201, ==, local_window_size);
117 assert_int32(0, ==, recv_window_size);
118 assert_int32(0, ==, recv_reduction);
119 assert_int32(100, ==, delta);
120
121 delta = -3;
122 assert_int(0, ==,
123 nghttp2_adjust_local_window_size(&local_window_size,
124 &recv_window_size,
125 &recv_reduction, &delta));
126 assert_int32(198, ==, local_window_size);
127 assert_int32(-3, ==, recv_window_size);
128 assert_int32(3, ==, recv_reduction);
129 assert_int32(0, ==, delta);
130
131 recv_window_size += 3;
132
133 delta = 3;
134 assert_int(0, ==,
135 nghttp2_adjust_local_window_size(&local_window_size,
136 &recv_window_size,
137 &recv_reduction, &delta));
138 assert_int32(201, ==, local_window_size);
139 assert_int32(3, ==, recv_window_size);
140 assert_int32(0, ==, recv_reduction);
141 assert_int32(0, ==, delta);
142
143 local_window_size = 100;
144 recv_window_size = 50;
145 recv_reduction = 0;
146 delta = INT32_MAX;
147 assert_int(NGHTTP2_ERR_FLOW_CONTROL, ==,
148 nghttp2_adjust_local_window_size(&local_window_size,
149 &recv_window_size,
150 &recv_reduction, &delta));
151 assert_int32(100, ==, local_window_size);
152 assert_int32(50, ==, recv_window_size);
153 assert_int32(0, ==, recv_reduction);
154 assert_int32(INT32_MAX, ==, delta);
155
156 delta = INT32_MIN;
157 assert_int(NGHTTP2_ERR_FLOW_CONTROL, ==,
158 nghttp2_adjust_local_window_size(&local_window_size,
159 &recv_window_size,
160 &recv_reduction, &delta));
161 assert_int32(100, ==, local_window_size);
162 assert_int32(50, ==, recv_window_size);
163 assert_int32(0, ==, recv_reduction);
164 assert_int32(INT32_MIN, ==, delta);
165 }
166
167 #define check_header_name(S) \
168 nghttp2_check_header_name((const uint8_t *)S, sizeof(S) - 1)
169
test_nghttp2_check_header_name(void)170 void test_nghttp2_check_header_name(void) {
171 assert_true(check_header_name(":path"));
172 assert_true(check_header_name("path"));
173 assert_true(check_header_name("!#$%&'*+-.^_`|~"));
174 assert_false(check_header_name(":PATH"));
175 assert_false(check_header_name("path:"));
176 assert_false(check_header_name(""));
177 assert_false(check_header_name(":"));
178 }
179
180 #define check_header_value(S) \
181 nghttp2_check_header_value((const uint8_t *)S, sizeof(S) - 1)
182
test_nghttp2_check_header_value(void)183 void test_nghttp2_check_header_value(void) {
184 uint8_t goodval[] = {'a', 'b', 0x80u, 'c', 0xffu, 'd', '\t', ' '};
185 uint8_t badval1[] = {'a', 0x1fu, 'b'};
186 uint8_t badval2[] = {'a', 0x7fu, 'b'};
187
188 assert_true(check_header_value(" !|}~"));
189 assert_true(check_header_value(goodval));
190 assert_false(check_header_value(badval1));
191 assert_false(check_header_value(badval2));
192 assert_true(check_header_value(""));
193 assert_true(check_header_value(" "));
194 assert_true(check_header_value("\t"));
195 }
196
197 #define check_header_value_rfc9113(S) \
198 nghttp2_check_header_value_rfc9113((const uint8_t *)S, sizeof(S) - 1)
199
test_nghttp2_check_header_value_rfc9113(void)200 void test_nghttp2_check_header_value_rfc9113(void) {
201 uint8_t goodval[] = {'a', 'b', 0x80u, 'c', 0xffu, 'd'};
202 uint8_t badval1[] = {'a', 0x1fu, 'b'};
203 uint8_t badval2[] = {'a', 0x7fu, 'b'};
204
205 assert_true(check_header_value_rfc9113("!|}~"));
206 assert_false(check_header_value_rfc9113(" !|}~"));
207 assert_false(check_header_value_rfc9113("!|}~ "));
208 assert_false(check_header_value_rfc9113("\t!|}~"));
209 assert_false(check_header_value_rfc9113("!|}~\t"));
210 assert_true(check_header_value_rfc9113(goodval));
211 assert_false(check_header_value_rfc9113(badval1));
212 assert_false(check_header_value_rfc9113(badval2));
213 assert_true(check_header_value_rfc9113(""));
214 assert_false(check_header_value_rfc9113(" "));
215 assert_false(check_header_value_rfc9113("\t"));
216 }
217