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vmstate: Refactor opening of files

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Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
This commit is contained in:
Juan Quintela 2014-04-05 18:34:36 +02:00
parent d49805aeea
commit c6f6646c60
1 changed files with 19 additions and 19 deletions
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38
tests/test-vmstate.c
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@ -44,14 +44,14 @@ void yield_until_fd_readable(int fd)
}
/* Duplicate temp_fd and seek to the beginning of the file */
static int dup_temp_fd(bool truncate)
static QEMUFile *open_test_file(bool write)
{
int fd = dup(temp_fd);
lseek(fd, 0, SEEK_SET);
if (truncate) {
if (write) {
g_assert_cmpint(ftruncate(fd, 0), ==, 0);
}
return fd;
return qemu_fdopen(fd, write ? "wb" : "rb");
}
typedef struct TestSruct {
@ -76,13 +76,13 @@ static const VMStateDescription vmstate_simple = {
static void test_simple_save(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4 };
vmstate_save_state(fsave, &vmstate_simple, &obj);
g_assert(!qemu_file_get_error(fsave));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
uint8_t expected[] = {
0, 0, 0, 1, /* a */
0, 0, 0, 2, /* b */
@ -104,7 +104,7 @@ static void test_simple_save(void)
static void test_simple_load(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@ -115,7 +115,7 @@ static void test_simple_load(void)
qemu_put_buffer(fsave, buf, sizeof(buf));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
TestStruct obj;
vmstate_load_state(loading, &vmstate_simple, &obj, 1);
g_assert(!qemu_file_get_error(loading));
@ -145,7 +145,7 @@ static const VMStateDescription vmstate_versioned = {
static void test_load_v1(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 30, /* c */
@ -155,7 +155,7 @@ static void test_load_v1(void)
qemu_put_buffer(fsave, buf, sizeof(buf));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
TestStruct obj = { .b = 200, .e = 500, .f = 600 };
vmstate_load_state(loading, &vmstate_versioned, &obj, 1);
g_assert(!qemu_file_get_error(loading));
@ -170,7 +170,7 @@ static void test_load_v1(void)
static void test_load_v2(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@ -183,7 +183,7 @@ static void test_load_v2(void)
qemu_put_buffer(fsave, buf, sizeof(buf));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
TestStruct obj;
vmstate_load_state(loading, &vmstate_versioned, &obj, 2);
g_assert_cmpint(obj.a, ==, 10);
@ -219,14 +219,14 @@ static const VMStateDescription vmstate_skipping = {
static void test_save_noskip(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
.skip_c_e = false };
vmstate_save_state(fsave, &vmstate_skipping, &obj);
g_assert(!qemu_file_get_error(fsave));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
uint8_t expected[] = {
0, 0, 0, 1, /* a */
0, 0, 0, 2, /* b */
@ -250,14 +250,14 @@ static void test_save_noskip(void)
static void test_save_skip(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
.skip_c_e = true };
vmstate_save_state(fsave, &vmstate_skipping, &obj);
g_assert(!qemu_file_get_error(fsave));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
uint8_t expected[] = {
0, 0, 0, 1, /* a */
0, 0, 0, 2, /* b */
@ -280,7 +280,7 @@ static void test_save_skip(void)
static void test_load_noskip(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@ -293,7 +293,7 @@ static void test_load_noskip(void)
qemu_put_buffer(fsave, buf, sizeof(buf));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
TestStruct obj = { .skip_c_e = false };
vmstate_load_state(loading, &vmstate_skipping, &obj, 2);
g_assert(!qemu_file_get_error(loading));
@ -308,7 +308,7 @@ static void test_load_noskip(void)
static void test_load_skip(void)
{
QEMUFile *fsave = qemu_fdopen(dup_temp_fd(true), "wb");
QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@ -319,7 +319,7 @@ static void test_load_skip(void)
qemu_put_buffer(fsave, buf, sizeof(buf));
qemu_fclose(fsave);
QEMUFile *loading = qemu_fdopen(dup_temp_fd(false), "rb");
QEMUFile *loading = open_test_file(false);
TestStruct obj = { .skip_c_e = true, .c = 300, .e = 500 };
vmstate_load_state(loading, &vmstate_skipping, &obj, 2);
g_assert(!qemu_file_get_error(loading));