1 /*
2 * nghttp2 - HTTP/2 C Library
3 *
4 * Copyright (c) 2015 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 "buffer_test.h"
26
27 #include <cstring>
28 #include <iostream>
29 #include <tuple>
30
31 #include <CUnit/CUnit.h>
32
33 #include <nghttp2/nghttp2.h>
34
35 #include "buffer.h"
36
37 namespace nghttp2 {
38
test_buffer_write(void)39 void test_buffer_write(void) {
40 Buffer<16> b;
41 CU_ASSERT(0 == b.rleft());
42 CU_ASSERT(16 == b.wleft());
43
44 b.write("012", 3);
45
46 CU_ASSERT(3 == b.rleft());
47 CU_ASSERT(13 == b.wleft());
48 CU_ASSERT(b.pos == std::begin(b.buf));
49
50 b.drain(3);
51
52 CU_ASSERT(0 == b.rleft());
53 CU_ASSERT(13 == b.wleft());
54 CU_ASSERT(3 == b.pos - std::begin(b.buf));
55
56 auto n = b.write("0123456789ABCDEF", 16);
57
58 CU_ASSERT(n == 13);
59
60 CU_ASSERT(13 == b.rleft());
61 CU_ASSERT(0 == b.wleft());
62 CU_ASSERT(3 == b.pos - std::begin(b.buf));
63 CU_ASSERT(0 == memcmp(b.pos, "0123456789ABC", 13));
64
65 b.reset();
66
67 CU_ASSERT(0 == b.rleft());
68 CU_ASSERT(16 == b.wleft());
69 CU_ASSERT(b.pos == std::begin(b.buf));
70
71 b.write(5);
72
73 CU_ASSERT(5 == b.rleft());
74 CU_ASSERT(11 == b.wleft());
75 CU_ASSERT(b.pos == std::begin(b.buf));
76 }
77
78 } // namespace nghttp2
79