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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/tests/test-write-threshold.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/tests/test-write-threshold.c')
-rw-r--r-- | qemu/tests/test-write-threshold.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/qemu/tests/test-write-threshold.c b/qemu/tests/test-write-threshold.c new file mode 100644 index 000000000..faffa7b85 --- /dev/null +++ b/qemu/tests/test-write-threshold.c @@ -0,0 +1,119 @@ +/* + * Test block device write threshold + * + * This work is licensed under the terms of the GNU LGPL, version 2 or later. + * See the COPYING.LIB file in the top-level directory. + * + */ + +#include <glib.h> +#include <stdint.h> +#include "block/block_int.h" +#include "block/write-threshold.h" + + +static void test_threshold_not_set_on_init(void) +{ + uint64_t res; + BlockDriverState bs; + memset(&bs, 0, sizeof(bs)); + + g_assert(!bdrv_write_threshold_is_set(&bs)); + + res = bdrv_write_threshold_get(&bs); + g_assert_cmpint(res, ==, 0); +} + +static void test_threshold_set_get(void) +{ + uint64_t threshold = 4 * 1024 * 1024; + uint64_t res; + BlockDriverState bs; + memset(&bs, 0, sizeof(bs)); + + bdrv_write_threshold_set(&bs, threshold); + + g_assert(bdrv_write_threshold_is_set(&bs)); + + res = bdrv_write_threshold_get(&bs); + g_assert_cmpint(res, ==, threshold); +} + +static void test_threshold_multi_set_get(void) +{ + uint64_t threshold1 = 4 * 1024 * 1024; + uint64_t threshold2 = 15 * 1024 * 1024; + uint64_t res; + BlockDriverState bs; + memset(&bs, 0, sizeof(bs)); + + bdrv_write_threshold_set(&bs, threshold1); + bdrv_write_threshold_set(&bs, threshold2); + res = bdrv_write_threshold_get(&bs); + g_assert_cmpint(res, ==, threshold2); +} + +static void test_threshold_not_trigger(void) +{ + uint64_t amount = 0; + uint64_t threshold = 4 * 1024 * 1024; + BlockDriverState bs; + BdrvTrackedRequest req; + + memset(&bs, 0, sizeof(bs)); + memset(&req, 0, sizeof(req)); + req.offset = 1024; + req.bytes = 1024; + + bdrv_write_threshold_set(&bs, threshold); + amount = bdrv_write_threshold_exceeded(&bs, &req); + g_assert_cmpuint(amount, ==, 0); +} + + +static void test_threshold_trigger(void) +{ + uint64_t amount = 0; + uint64_t threshold = 4 * 1024 * 1024; + BlockDriverState bs; + BdrvTrackedRequest req; + + memset(&bs, 0, sizeof(bs)); + memset(&req, 0, sizeof(req)); + req.offset = (4 * 1024 * 1024) - 1024; + req.bytes = 2 * 1024; + + bdrv_write_threshold_set(&bs, threshold); + amount = bdrv_write_threshold_exceeded(&bs, &req); + g_assert_cmpuint(amount, >=, 1024); +} + +typedef struct TestStruct { + const char *name; + void (*func)(void); +} TestStruct; + + +int main(int argc, char **argv) +{ + size_t i; + TestStruct tests[] = { + { "/write-threshold/not-set-on-init", + test_threshold_not_set_on_init }, + { "/write-threshold/set-get", + test_threshold_set_get }, + { "/write-threshold/multi-set-get", + test_threshold_multi_set_get }, + { "/write-threshold/not-trigger", + test_threshold_not_trigger }, + { "/write-threshold/trigger", + test_threshold_trigger }, + { NULL, NULL } + }; + + g_test_init(&argc, &argv, NULL); + for (i = 0; tests[i].name != NULL; i++) { + g_test_add_func(tests[i].name, tests[i].func); + } + return g_test_run(); +} |