summaryrefslogtreecommitdiff
path: root/tests/test-io-channel-file.c
blob: 0aa04775417fb5ad1b23467033535b17ea0b3506 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
/*
 * QEMU I/O channel file test
 *
 * Copyright (c) 2015 Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "qemu/osdep.h"
#include "io/channel-file.h"
#include "io/channel-util.h"
#include "io-channel-helpers.h"
#include "qapi/error.h"
#include "qemu/module.h"

#define TEST_FILE "tests/test-io-channel-file.txt"
#define TEST_MASK 0600

/*
 * On Windows the stat() function in the C library checks only
 * the FAT-style READONLY attribute and does not look at the ACL at all.
 */
#ifdef _WIN32
#define TEST_MASK_EXPECT 0700
#else
#define TEST_MASK_EXPECT 0777
#endif

static void test_io_channel_file_helper(int flags)
{
    QIOChannel *src, *dst;
    QIOChannelTest *test;
    struct stat st;
    mode_t mask;
    int ret;

    unlink(TEST_FILE);
    src = QIO_CHANNEL(qio_channel_file_new_path(
                          TEST_FILE,
                          flags, TEST_MASK,
                          &error_abort));
    dst = QIO_CHANNEL(qio_channel_file_new_path(
                          TEST_FILE,
                          O_RDONLY | O_BINARY, 0,
                          &error_abort));

    test = qio_channel_test_new();
    qio_channel_test_run_writer(test, src);
    qio_channel_test_run_reader(test, dst);
    qio_channel_test_validate(test);

    /* Check that the requested mode took effect. */
    mask = umask(0);
    umask(mask);
    ret = stat(TEST_FILE, &st);
    g_assert_cmpint(ret, >, -1);
    g_assert_cmpuint(TEST_MASK & ~mask, ==, st.st_mode & TEST_MASK_EXPECT);

    unlink(TEST_FILE);
    object_unref(OBJECT(src));
    object_unref(OBJECT(dst));
}

static void test_io_channel_file(void)
{
    test_io_channel_file_helper(O_WRONLY | O_CREAT | O_TRUNC | O_BINARY);
}

static void test_io_channel_file_rdwr(void)
{
    test_io_channel_file_helper(O_RDWR | O_CREAT | O_TRUNC | O_BINARY);
}

static void test_io_channel_fd(void)
{
    QIOChannel *ioc;
    int fd = -1;

    fd = open(TEST_FILE, O_CREAT | O_TRUNC | O_WRONLY, 0600);
    g_assert_cmpint(fd, >, -1);

    ioc = qio_channel_new_fd(fd, &error_abort);

    g_assert_cmpstr(object_get_typename(OBJECT(ioc)),
                    ==,
                    TYPE_QIO_CHANNEL_FILE);

    unlink(TEST_FILE);
    object_unref(OBJECT(ioc));
}


#ifndef _WIN32
static void test_io_channel_pipe(bool async)
{
    QIOChannel *src, *dst;
    QIOChannelTest *test;
    int fd[2];

    if (pipe(fd) < 0) {
        perror("pipe");
        abort();
    }

    src = QIO_CHANNEL(qio_channel_file_new_fd(fd[1]));
    dst = QIO_CHANNEL(qio_channel_file_new_fd(fd[0]));

    test = qio_channel_test_new();
    qio_channel_test_run_threads(test, async, src, dst);
    qio_channel_test_validate(test);

    object_unref(OBJECT(src));
    object_unref(OBJECT(dst));
}


static void test_io_channel_pipe_async(void)
{
    test_io_channel_pipe(true);
}

static void test_io_channel_pipe_sync(void)
{
    test_io_channel_pipe(false);
}
#endif /* ! _WIN32 */


int main(int argc, char **argv)
{
    module_call_init(MODULE_INIT_QOM);

    g_test_init(&argc, &argv, NULL);

    g_test_add_func("/io/channel/file", test_io_channel_file);
    g_test_add_func("/io/channel/file/rdwr", test_io_channel_file_rdwr);
    g_test_add_func("/io/channel/file/fd", test_io_channel_fd);
#ifndef _WIN32
    g_test_add_func("/io/channel/pipe/sync", test_io_channel_pipe_sync);
    g_test_add_func("/io/channel/pipe/async", test_io_channel_pipe_async);
#endif
    return g_test_run();
}