Some of the test-vmstate.c test cases use a temporary file
while others use a memory buffer. To facilitate the future
removal of the qemu_bufopen() function, convert all the tests
to use a temporary file.
Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com>
Signed-off-by: Daniel P. Berrange <berra...@redhat.com>
---
tests/Makefile | 2 +-
tests/test-vmstate.c | 44 +++++++++++++-------------------------------
2 files changed, 14 insertions(+), 32 deletions(-)
diff --git a/tests/Makefile b/tests/Makefile
index 60371ca..63b0a0a 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -428,7 +428,7 @@ tests/test-qdev-global-props$(EXESUF):
tests/test-qdev-global-props.o \
hw/core/fw-path-provider.o \
$(test-qapi-obj-y)
tests/test-vmstate$(EXESUF): tests/test-vmstate.o \
- migration/vmstate.o migration/qemu-file.o migration/qemu-file-buf.o \
+ migration/vmstate.o migration/qemu-file.o \
migration/qemu-file-unix.o qjson.o \
$(test-qom-obj-y)
tests/test-timed-average$(EXESUF): tests/test-timed-average.o qemu-timer.o \
diff --git a/tests/test-vmstate.c b/tests/test-vmstate.c
index 713d444..f337cf6 100644
--- a/tests/test-vmstate.c
+++ b/tests/test-vmstate.c
@@ -44,11 +44,6 @@ void yield_until_fd_readable(int fd)
select(fd + 1, &fds, NULL, NULL, NULL);
}
-/*
- * Some tests use 'open_test_file' to work on a real fd, some use
- * an in memory file (QEMUSizedBuffer+qemu_bufopen); we could pick one
- * but this way we test both.
- */
/* Duplicate temp_fd and seek to the beginning of the file */
static QEMUFile *open_test_file(bool write)
@@ -61,20 +56,6 @@ static QEMUFile *open_test_file(bool write)
return qemu_fdopen(fd, write ? "wb" : "rb");
}
-/*
- * Check that the contents of the memory-buffered file f match
- * the given size/data.
- */
-static void check_mem_file(QEMUFile *f, void *data, size_t size)
-{
- uint8_t *result = g_malloc(size);
- const QEMUSizedBuffer *qsb = qemu_buf_get(f);
- g_assert_cmpint(qsb_get_length(qsb), ==, size);
- g_assert_cmpint(qsb_get_buffer(qsb, 0, size, result), ==, size);
- g_assert_cmpint(memcmp(result, data, size), ==, 0);
- g_free(result);
-}
-
#define SUCCESS(val) \
g_assert_cmpint((val), ==, 0)
@@ -392,7 +373,7 @@ static const VMStateDescription vmstate_skipping = {
static void test_save_noskip(void)
{
- QEMUFile *fsave = qemu_bufopen("w", NULL);
+ 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, NULL);
@@ -406,13 +387,14 @@ static void test_save_noskip(void)
0, 0, 0, 5, /* e */
0, 0, 0, 0, 0, 0, 0, 6, /* f */
};
- check_mem_file(fsave, expected, sizeof(expected));
+
qemu_fclose(fsave);
+ compare_vmstate(expected, sizeof(expected));
}
static void test_save_skip(void)
{
- QEMUFile *fsave = qemu_bufopen("w", NULL);
+ 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, NULL);
@@ -424,13 +406,14 @@ static void test_save_skip(void)
0, 0, 0, 0, 0, 0, 0, 4, /* d */
0, 0, 0, 0, 0, 0, 0, 6, /* f */
};
- check_mem_file(fsave, expected, sizeof(expected));
qemu_fclose(fsave);
+ compare_vmstate(expected, sizeof(expected));
}
static void test_load_noskip(void)
{
+ QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@@ -440,10 +423,10 @@ static void test_load_noskip(void)
0, 0, 0, 0, 0, 0, 0, 60, /* f */
QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
};
+ qemu_put_buffer(fsave, buf, sizeof(buf));
+ qemu_fclose(fsave);
- QEMUSizedBuffer *qsb = qsb_create(buf, sizeof(buf));
- g_assert(qsb);
- QEMUFile *loading = qemu_bufopen("r", qsb);
+ 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));
@@ -454,11 +437,11 @@ static void test_load_noskip(void)
g_assert_cmpint(obj.e, ==, 50);
g_assert_cmpint(obj.f, ==, 60);
qemu_fclose(loading);
- qsb_free(qsb);
}
static void test_load_skip(void)
{
+ QEMUFile *fsave = open_test_file(true);
uint8_t buf[] = {
0, 0, 0, 10, /* a */
0, 0, 0, 20, /* b */
@@ -466,10 +449,10 @@ static void test_load_skip(void)
0, 0, 0, 0, 0, 0, 0, 60, /* f */
QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
};
+ qemu_put_buffer(fsave, buf, sizeof(buf));
+ qemu_fclose(fsave);
- QEMUSizedBuffer *qsb = qsb_create(buf, sizeof(buf));
- g_assert(qsb);
- QEMUFile *loading = qemu_bufopen("r", qsb);
+ 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));
@@ -480,7 +463,6 @@ static void test_load_skip(void)
g_assert_cmpint(obj.e, ==, 500);
g_assert_cmpint(obj.f, ==, 60);
qemu_fclose(loading);
- qsb_free(qsb);
}
int main(int argc, char **argv)
--
2.5.0
