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test-char: split char_file_test 

makes it possible to test the existing chardev-file

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1499342940-56739-9-git-send-email-anton.nefedov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Anton Nefedov 2017-07-06 15:08:55 +03:00 committed by Paolo Bonzini
parent 92ddfade9f
commit ae69e4823d
1 changed files with 84 additions and 53 deletions
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137
tests/test-char.c
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@ -503,82 +503,110 @@ static void char_serial_test(void)
}
#endif
static void char_file_test(void)
#ifndef _WIN32
static void char_file_fifo_test(void)
{
Chardev *chr;
CharBackend be;
char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
char *fifo = g_build_filename(tmp_path, "fifo", NULL);
char *out = g_build_filename(tmp_path, "out", NULL);
char *contents = NULL;
ChardevFile file = { .out = out };
ChardevFile file = { .in = fifo,
.has_in = true,
.out = out };
ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
.u.file.data = &file };
FeHandler fe = { 0, };
int fd, ret;
if (mkfifo(fifo, 0600) < 0) {
abort();
}
fd = open(fifo, O_RDWR);
ret = write(fd, "fifo-in", 8);
g_assert_cmpint(ret, ==, 8);
chr = qemu_chardev_new("label-file", TYPE_CHARDEV_FILE, &backend,
&error_abort);
qemu_chr_fe_init(&be, chr, &error_abort);
qemu_chr_fe_set_handlers(&be,
fe_can_read,
fe_read,
fe_event,
NULL,
&fe, NULL, true);
g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
qmp_chardev_send_break("label-foo", NULL);
g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
qmp_chardev_send_break("label-file", NULL);
g_assert_cmpint(fe.last_event, ==, CHR_EVENT_BREAK);
main_loop();
close(fd);
g_assert_cmpint(fe.read_count, ==, 8);
g_assert_cmpstr(fe.read_buf, ==, "fifo-in");
qemu_chr_fe_deinit(&be, true);
g_unlink(fifo);
g_free(fifo);
g_unlink(out);
g_free(out);
g_rmdir(tmp_path);
g_free(tmp_path);
}
#endif
static void char_file_test_internal(Chardev *ext_chr, const char *filepath)
{
char *tmp_path = g_dir_make_tmp("qemu-test-char.XXXXXX", NULL);
char *out;
Chardev *chr;
char *contents = NULL;
ChardevFile file = {};
ChardevBackend backend = { .type = CHARDEV_BACKEND_KIND_FILE,
.u.file.data = &file };
gsize length;
int ret;
chr = qemu_chardev_new(NULL, TYPE_CHARDEV_FILE, &backend,
&error_abort);
if (ext_chr) {
chr = ext_chr;
out = g_strdup(filepath);
file.out = out;
} else {
out = g_build_filename(tmp_path, "out", NULL);
file.out = out;
chr = qemu_chardev_new(NULL, TYPE_CHARDEV_FILE, &backend,
&error_abort);
}
ret = qemu_chr_write_all(chr, (uint8_t *)"hello!", 6);
g_assert_cmpint(ret, ==, 6);
object_unref(OBJECT(chr));
ret = g_file_get_contents(out, &contents, &length, NULL);
g_assert(ret == TRUE);
g_assert_cmpint(length, ==, 6);
g_assert(strncmp(contents, "hello!", 6) == 0);
g_free(contents);
#ifndef _WIN32
{
CharBackend be;
FeHandler fe = { 0, };
char *fifo = g_build_filename(tmp_path, "fifo", NULL);
int fd;
if (mkfifo(fifo, 0600) < 0) {
abort();
}
fd = open(fifo, O_RDWR);
ret = write(fd, "fifo-in", 8);
g_assert_cmpint(ret, ==, 8);
file.in = fifo;
file.has_in = true;
chr = qemu_chardev_new("label-file", TYPE_CHARDEV_FILE, &backend,
&error_abort);
qemu_chr_fe_init(&be, chr, &error_abort);
qemu_chr_fe_set_handlers(&be,
fe_can_read,
fe_read,
fe_event,
NULL,
&fe, NULL, true);
g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
qmp_chardev_send_break("label-foo", NULL);
g_assert_cmpint(fe.last_event, !=, CHR_EVENT_BREAK);
qmp_chardev_send_break("label-file", NULL);
g_assert_cmpint(fe.last_event, ==, CHR_EVENT_BREAK);
main_loop();
close(fd);
g_assert_cmpint(fe.read_count, ==, 8);
g_assert_cmpstr(fe.read_buf, ==, "fifo-in");
qemu_chr_fe_deinit(&be, true);
g_unlink(fifo);
g_free(fifo);
if (!ext_chr) {
object_unref(OBJECT(chr));
g_unlink(out);
}
#endif
g_unlink(out);
g_free(contents);
g_rmdir(tmp_path);
g_free(tmp_path);
g_free(out);
}
static void char_file_test(void)
{
char_file_test_internal(NULL, NULL);
}
static void char_null_test(void)
{
Error *err = NULL;
@ -656,6 +684,9 @@ int main(int argc, char **argv)
g_test_add_func("/char/pipe", char_pipe_test);
#endif
g_test_add_func("/char/file", char_file_test);
#ifndef _WIN32
g_test_add_func("/char/file-fifo", char_file_fifo_test);
#endif
g_test_add_func("/char/socket", char_socket_test);
g_test_add_func("/char/udp", char_udp_test);
#ifdef HAVE_CHARDEV_SERIAL