1 /*
2 * QEMU I/O channel file test
3 *
4 * Copyright (c) 2015 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21 #include "qemu/osdep.h"
22 #include "io/channel-file.h"
23 #include "io/channel-util.h"
24 #include "io-channel-helpers.h"
25 #include "qapi/error.h"
26 #include "qemu/module.h"
27
28 #define TEST_FILE "tests/test-io-channel-file.txt"
29 #define TEST_MASK 0600
30
31 /*
32 * On Windows the stat() function in the C library checks only
33 * the FAT-style READONLY attribute and does not look at the ACL at all.
34 */
35 #ifdef _WIN32
36 #define TEST_MASK_EXPECT 0700
37 #else
38 #define TEST_MASK_EXPECT 0777
39 #endif
40
test_io_channel_file_helper(int flags)41 static void test_io_channel_file_helper(int flags)
42 {
43 QIOChannel *src, *dst;
44 QIOChannelTest *test;
45 struct stat st;
46 mode_t mask;
47 int ret;
48
49 unlink(TEST_FILE);
50 src = QIO_CHANNEL(qio_channel_file_new_path(
51 TEST_FILE,
52 flags, TEST_MASK,
53 &error_abort));
54 dst = QIO_CHANNEL(qio_channel_file_new_path(
55 TEST_FILE,
56 O_RDONLY | O_BINARY, 0,
57 &error_abort));
58
59 test = qio_channel_test_new();
60 qio_channel_test_run_writer(test, src);
61 qio_channel_test_run_reader(test, dst);
62 qio_channel_test_validate(test);
63
64 /* Check that the requested mode took effect. */
65 mask = umask(0);
66 umask(mask);
67 ret = stat(TEST_FILE, &st);
68 g_assert_cmpint(ret, >, -1);
69 g_assert_cmpuint(TEST_MASK & ~mask, ==, st.st_mode & TEST_MASK_EXPECT);
70
71 unlink(TEST_FILE);
72 object_unref(OBJECT(src));
73 object_unref(OBJECT(dst));
74 }
75
test_io_channel_file(void)76 static void test_io_channel_file(void)
77 {
78 test_io_channel_file_helper(O_WRONLY | O_CREAT | O_TRUNC | O_BINARY);
79 }
80
test_io_channel_file_rdwr(void)81 static void test_io_channel_file_rdwr(void)
82 {
83 test_io_channel_file_helper(O_RDWR | O_CREAT | O_TRUNC | O_BINARY);
84 }
85
test_io_channel_fd(void)86 static void test_io_channel_fd(void)
87 {
88 QIOChannel *ioc;
89 int fd = -1;
90
91 fd = open(TEST_FILE, O_CREAT | O_TRUNC | O_WRONLY, 0600);
92 g_assert_cmpint(fd, >, -1);
93
94 ioc = qio_channel_new_fd(fd, &error_abort);
95
96 g_assert_cmpstr(object_get_typename(OBJECT(ioc)),
97 ==,
98 TYPE_QIO_CHANNEL_FILE);
99
100 unlink(TEST_FILE);
101 object_unref(OBJECT(ioc));
102 }
103
104
105 #ifndef _WIN32
test_io_channel_pipe(bool async)106 static void test_io_channel_pipe(bool async)
107 {
108 QIOChannel *src, *dst;
109 QIOChannelTest *test;
110 int fd[2];
111
112 if (!g_unix_open_pipe(fd, FD_CLOEXEC, NULL)) {
113 perror("pipe");
114 abort();
115 }
116
117 src = QIO_CHANNEL(qio_channel_file_new_fd(fd[1]));
118 dst = QIO_CHANNEL(qio_channel_file_new_fd(fd[0]));
119
120 test = qio_channel_test_new();
121 qio_channel_test_run_threads(test, async, src, dst);
122 qio_channel_test_validate(test);
123
124 object_unref(OBJECT(src));
125 object_unref(OBJECT(dst));
126 }
127
128
test_io_channel_pipe_async(void)129 static void test_io_channel_pipe_async(void)
130 {
131 test_io_channel_pipe(true);
132 }
133
test_io_channel_pipe_sync(void)134 static void test_io_channel_pipe_sync(void)
135 {
136 test_io_channel_pipe(false);
137 }
138 #endif /* ! _WIN32 */
139
140
main(int argc,char ** argv)141 int main(int argc, char **argv)
142 {
143 module_call_init(MODULE_INIT_QOM);
144
145 g_test_init(&argc, &argv, NULL);
146
147 g_test_add_func("/io/channel/file", test_io_channel_file);
148 g_test_add_func("/io/channel/file/rdwr", test_io_channel_file_rdwr);
149 g_test_add_func("/io/channel/file/fd", test_io_channel_fd);
150 #ifndef _WIN32
151 g_test_add_func("/io/channel/pipe/sync", test_io_channel_pipe_sync);
152 g_test_add_func("/io/channel/pipe/async", test_io_channel_pipe_async);
153 #endif
154 return g_test_run();
155 }
156